SYMBOLCOMMON_NAMEaka. SYNONYMS
win.sdbbot (Back to overview)

SDBbot

Actor(s): TA505

VTCollection    

There is no description at this point.

References
2021-03-01 ⋅ Group-IB ⋅ Oleg Skulkin, Roman Rezvukhin, Semyon Rogachev
Ransomware Uncovered 2020/2021
RansomEXX BazarBackdoor Buer Clop Conti DoppelPaymer Dridex Egregor IcedID Maze PwndLocker QakBot RansomEXX REvil Ryuk SDBbot TrickBot Zloader
2021-02-02 ⋅ ⋅ CRONUP ⋅ Germán Fernández
De ataque con Malware a incidente de Ransomware
Avaddon BazarBackdoor Buer Clop Cobalt Strike Conti DanaBot Dharma Dridex Egregor Emotet Empire Downloader FriedEx GootKit IcedID MegaCortex Nemty Phorpiex PwndLocker PyXie QakBot RansomEXX REvil Ryuk SDBbot SmokeLoader TrickBot Zloader
2020-11-20 ⋅ ZDNet ⋅ Catalin Cimpanu
The malware that usually installs ransomware and you need to remove right away
Avaddon BazarBackdoor Buer Clop Cobalt Strike Conti DoppelPaymer Dridex Egregor Emotet FriedEx MegaCortex Phorpiex PwndLocker QakBot Ryuk SDBbot TrickBot Zloader
2020-11-16 ⋅ Fox-IT ⋅ Anne Postma, Antonis Terefos, Tera0017
TA505: A Brief History Of Their Time
Clop Get2 SDBbot TA505
2020-11-12 ⋅ Australian Cyber Security Centre ⋅ Australian Cyber Security Centre (ACSC)
Biotech research firm Miltenyi Biotec hit by ransomware, data leaked
SDBbot
2020-10-06 ⋅ Telekom ⋅ Thomas Barabosch
Eager Beaver: A Short Overview of the Restless Threat Actor TA505
Clop Get2 SDBbot TA505
2020-09-30 ⋅ CERT-XLM ⋅ Paul Jung
Another Threat Actor day...
SDBbot
2020-08-20 ⋅ CERT-FR ⋅ CERT-FR
Development of the Activity of the TA505 Cybercriminal Group
AndroMut Bart Clop Dridex FlawedAmmyy FlawedGrace Get2 Locky Marap QuantLoader SDBbot ServHelper tRat TrickBot
2020-06-22 ⋅ ⋅ CERT-FR ⋅ CERT-FR
Évolution De Lactivité du Groupe Cybercriminel TA505
Amadey AndroMut Bart Clop Dridex FlawedGrace Gandcrab Get2 GlobeImposter Jaff Locky Marap Philadephia Ransom QuantLoader Scarab Ransomware SDBbot ServHelper Silence tRat TrickBot
2020-06-16 ⋅ Telekom ⋅ Thomas Barabosch
TA505 returns with a new bag of tricks
Clop Get2 SDBbot TA505
2020-05-21 ⋅ Intel 471 ⋅ Intel 471
A brief history of TA505
AndroMut Bart Dridex FlawedAmmyy FlawedGrace Gandcrab Get2 GlobeImposter Jaff Kegotip Locky Necurs Philadephia Ransom Pony QuantLoader Rockloader SDBbot ServHelper Shifu Snatch TrickBot
2020-04-14 ⋅ SecurityIntelligence ⋅ Melissa Frydrych
TA505 Continues to Infect Networks With SDBbot RAT
SDBbot TinyMet TA505
2020-04-09 ⋅ Github (Tera0017) ⋅ Tera0017
SDBbot Unpacker
SDBbot
2020-03-26 ⋅ Telekom ⋅ Thomas Barabosch
TA505's Box of Chocolate - On Hidden Gems packed with the TA505 Packer
Amadey Azorult Clop FlawedGrace Get2 SDBbot Silence TinyMet TA505
2020-03-04 ⋅ CrowdStrike ⋅ CrowdStrike
2020 CrowdStrike Global Threat Report
MESSAGETAP More_eggs 8.t Dropper Anchor BabyShark BadNews Clop Cobalt Strike CobInt Cobra Carbon System Cutwail DanaBot Dharma DoppelDridex DoppelPaymer Dridex Emotet FlawedAmmyy FriedEx Gandcrab Get2 IcedID ISFB KerrDown LightNeuron LockerGoga Maze MECHANICAL Necurs Nokki Outlook Backdoor Phobos Predator The Thief QakBot REvil RobinHood Ryuk SDBbot Skipper SmokeLoader TerraRecon TerraStealer TerraTV TinyLoader TrickBot Vidar Winnti ANTHROPOID SPIDER APT23 APT31 APT39 APT40 BlackTech BuhTrap Charming Kitten CLOCKWORK SPIDER DOPPEL SPIDER FIN7 Gamaredon Group GOBLIN PANDA MONTY SPIDER MUSTANG PANDA NARWHAL SPIDER NOCTURNAL SPIDER PINCHY SPIDER SALTY SPIDER SCULLY SPIDER SMOKY SPIDER Thrip VENOM SPIDER VICEROY TIGER
2020-02-28 ⋅ Financial Security Institute ⋅ Financial Security Institute
Profiling of TA505 Threat Group That Continues to Attack the Financial Sector
Amadey Clop FlawedAmmyy Rapid Ransom SDBbot TinyMet
2020-02-13 ⋅ Qianxin ⋅ Qi Anxin Threat Intelligence Center
APT Report 2019
Chrysaor Exodus Dacls VPNFilter DNSRat Griffon KopiLuwak More_eggs SQLRat AppleJeus BONDUPDATER Agent.BTZ Anchor AndroMut AppleJeus BOOSTWRITE Brambul Carbanak Cobalt Strike Dacls DistTrack DNSpionage Dtrack ELECTRICFISH FlawedAmmyy FlawedGrace Get2 Grateful POS HOPLIGHT Imminent Monitor RAT jason Joanap KerrDown KEYMARBLE Lambert LightNeuron LoJax MiniDuke PolyglotDuke PowerRatankba Rising Sun SDBbot ServHelper Snatch Stuxnet TinyMet tRat TrickBot Volgmer X-Agent Zebrocy
2020-01-14 ⋅ Telekom ⋅ Thomas Barabosch
Inside of CL0P’s ransomware operation
Clop Get2 SDBbot
2020-01-01 ⋅ Secureworks ⋅ SecureWorks
GOLD TAHOE
Clop FlawedAmmyy FlawedGrace Get2 SDBbot ServHelper TA505
2019-10-16 ⋅ Proofpoint ⋅ Axel F, Dennis Schwarz, Kafeine, Matthew Mesa, Proofpoint Threat Insight Team
TA505 Distributes New SDBbot Remote Access Trojan with Get2 Downloader
Get2 SDBbot TA505
2019-10-10 ⋅ AhnLab ⋅ ASEC Analysis Team
ASEC Report Vol. 96: Analysis Report on Operation Red Salt, Analysis on the Malicious SDB File Found in Ammyy Hacking Tool
SDBbot
Yara Rules
[TLP:WHITE] win_sdbbot_auto (20260917 | Detects win.sdbbot.)
rule win_sdbbot_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.sdbbot."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.sdbbot"
        malpedia_rule_date = "20260916"
        malpedia_hash = "53a643781c18e08f4a50949af60172d837a0b6f6"
        malpedia_version = "20260917"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { ff55e0 ff7508 6a01 53 ffd6 5f }
            // n = 6, score = 700
            //   ff55e0               | inc                 ecx
            //   ff7508               | mov                 ecx, dword ptr [edx]
            //   6a01                 | dec                 ecx
            //   53                   | add                 ecx, ecx
            //   ffd6                 | jne                 0xb
            //   5f                   | inc                 esp

        $sequence_1 = { 83c72c 8b4ff8 4b 8b17 03ce }
            // n = 5, score = 700
            //   83c72c               | mov                 edi, dword ptr [edi + 0x10]
            //   8b4ff8               | add                 edi, edx
            //   4b                   | cmp                 dword ptr [edi], 0
            //   8b17                 | sub                 edi, dword ptr [ebx + 0x34]
            //   03ce                 | mov                 dword ptr [ebp - 0x14], edx

        $sequence_2 = { 83ec24 53 33db c745e800000000 56 }
            // n = 5, score = 700
            //   83ec24               | lea                 ebx, [ebx + 8]
            //   53                   | dec                 ecx
            //   33db                 | shr                 edx, 1
            //   c745e800000000       | je                  0x81
            //   56                   | dec                 ebp

        $sequence_3 = { 83c304 6685ff 0f855effffff e9???????? 81f95d68fa3c }
            // n = 5, score = 700
            //   83c304               | mov                 ebx, dword ptr [ebp - 0x10]
            //   6685ff               | call                dword ptr [ebp - 0x20]
            //   0f855effffff         | push                dword ptr [ebp + 8]
            //   e9????????           |                     
            //   81f95d68fa3c         | push                1

        $sequence_4 = { 2b7b34 8955ec 85d2 0f84ae000000 8b83a0000000 }
            // n = 5, score = 700
            //   2b7b34               | lea                 edx, [edx + 1]
            //   8955ec               | sub                 esi, 1
            //   85d2                 | jne                 0xfffffff8
            //   0f84ae000000         | call                dword ptr [ebp - 0xc]
            //   8b83a0000000         | push                dword ptr [ebx + 0x50]

        $sequence_5 = { 833f00 0f847d000000 8b470c 03c6 50 ff55e8 }
            // n = 6, score = 700
            //   833f00               | je                  0x1c
            //   0f847d000000         | mov                 edi, esi
            //   8b470c               | sub                 edi, dword ptr [ebp - 8]
            //   03c6                 | nop                 dword ptr [eax + eax]
            //   50                   | mov                 al, byte ptr [ecx]
            //   ff55e8               | mov                 esi, dword ptr [ebp - 4]

        $sequence_6 = { 03f2 8b7f10 03fa 833f00 }
            // n = 4, score = 700
            //   03f2                 | mov                 ecx, edi
            //   8b7f10               | mov                 edi, dword ptr [ebp - 0x14]
            //   03fa                 | add                 edi, 0x14
            //   833f00               | mov                 dword ptr [ebp - 0x14], edi

        $sequence_7 = { 660f1f440000 c1c90d 8d5201 0fbec0 }
            // n = 4, score = 700
            //   660f1f440000         | nop                 dword ptr [eax + eax]
            //   c1c90d               | ror                 eax, 0xd
            //   8d5201               | lea                 edx, [edx + 1]
            //   0fbec0               | movsx               ecx, cl

        $sequence_8 = { c3 803d????????00 750c c605????????01 e8???????? }
            // n = 5, score = 400
            //   c3                   | ret                 
            //   803d????????00       |                     
            //   750c                 | jne                 0xe
            //   c605????????01       |                     
            //   e8????????           |                     

        $sequence_9 = { 53 4156 4157 4883ec50 48896c2448 4533f6 }
            // n = 6, score = 300
            //   53                   | inc                 ecx
            //   4156                 | mov                 ebx, dword ptr [edi + 0xb0]
            //   4157                 | mov                 edi, eax
            //   4883ec50             | dec                 ecx
            //   48896c2448           | add                 ebx, esi
            //   4533f6               | test                eax, eax

        $sequence_10 = { 4c8bac2480000000 8b4d0c 4903ce 41ffd5 488bf0 }
            // n = 5, score = 300
            //   4c8bac2480000000     | dec                 esp
            //   8b4d0c               | mov                 ebp, dword ptr [esp + 0x80]
            //   4903ce               | mov                 ecx, dword ptr [ebp + 0xc]
            //   41ffd5               | dec                 ecx
            //   488bf0               | add                 ecx, esi

        $sequence_11 = { 468b5c0f24 4d03d1 4d03d9 418b0a 4903c9 }
            // n = 5, score = 300
            //   468b5c0f24           | dec                 ecx
            //   4d03d1               | add                 edx, ebp
            //   4d03d9               | dec                 ebp
            //   418b0a               | test                eax, eax
            //   4903c9               | je                  0x21

        $sequence_12 = { 48897c2478 664503de 4983c004 4983c102 664585db }
            // n = 5, score = 300
            //   48897c2478           | push                ebx
            //   664503de             | inc                 ecx
            //   4983c004             | push                esi
            //   4983c102             | inc                 ecx
            //   664585db             | push                edi

        $sequence_13 = { 0f84bb000000 418b9fb0000000 8bf8 4903de 85c0 }
            // n = 5, score = 300
            //   0f84bb000000         | inc                 ecx
            //   418b9fb0000000       | call                ebp
            //   8bf8                 | dec                 eax
            //   4903de               | mov                 esi, eax
            //   85c0                 | je                  0xc1

        $sequence_14 = { 4903ce 458b41fc 4903d5 4d85c0 7419 0f1f8000000000 0fb602 }
            // n = 7, score = 300
            //   4903ce               | dec                 eax
            //   458b41fc             | sub                 esp, 0x50
            //   4903d5               | dec                 eax
            //   4d85c0               | mov                 dword ptr [esp + 0x48], ebp
            //   7419                 | inc                 ebp
            //   0f1f8000000000       | xor                 esi, esi
            //   0fb602               | dec                 eax

        $sequence_15 = { 418b5f28 33d2 4533c0 4903de 488d4aff ff542478 }
            // n = 6, score = 300
            //   418b5f28             | movsx               eax, al
            //   33d2                 | mov                 eax, dword ptr [ebp - 0x1c]
            //   4533c0               | mov                 edx, dword ptr [ebp - 0x14]
            //   4903de               | mov                 ecx, dword ptr [eax + 4]
            //   488d4aff             | jmp                 0xb
            //   ff542478             | mov                 eax, dword ptr [ebp - 0x1c]

        $sequence_16 = { 418baf90000000 4903ee 837d0000 0f849b000000 4c8bac2480000000 }
            // n = 5, score = 300
            //   418baf90000000       | jne                 0x56
            //   4903ee               | inc                 edx
            //   837d0000             | mov                 ecx, dword ptr [edi + ecx + 0x1c]
            //   0f849b000000         | inc                 ecx
            //   4c8bac2480000000     | movzx               edx, word ptr [ebx]

    condition:
        7 of them and filesize < 1015808
}
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