SYMBOLCOMMON_NAMEaka. SYNONYMS
win.bredolab (Back to overview)

Bredolab


There is no description at this point.

References
2010-12-20Kaspersky LabsAlexei Kadiev
@online{kadiev:20101220:end:0a62065, author = {Alexei Kadiev}, title = {{End of the Line for the Bredolab Botnet?}}, date = {2010-12-20}, organization = {Kaspersky Labs}, url = {https://securelist.com/end-of-the-line-for-the-bredolab-botnet/36335/}, language = {English}, urldate = {2019-12-20} } End of the Line for the Bredolab Botnet?
Bredolab
2010-10-27FireEyeAtif Mushtaq
@online{mushtaq:20101027:bredolab:a2bb79f, author = {Atif Mushtaq}, title = {{Bredolab - It's not the size of the dog in the fight..}}, date = {2010-10-27}, organization = {FireEye}, url = {https://www.fireeye.com/blog/threat-research/2010/10/bredolab-its-not-the-size-of-the-dog-in-fight.html}, language = {English}, urldate = {2019-12-20} } Bredolab - It's not the size of the dog in the fight..
Bredolab
2010MandiantEro Carrera, Peter Silberman
@techreport{carrera:2010:state:687e608, author = {Ero Carrera and Peter Silberman}, title = {{State of Malware: Family Ties}}, date = {2010}, institution = {Mandiant}, url = {https://web.archive.org/web/20160616170611/https://media.blackhat.com/bh-eu-10/presentations/Carrera_Silberman/BlackHat-EU-2010-Carrera-Silberman-State-of-Malware-slides.pdf}, language = {English}, urldate = {2022-01-28} } State of Malware: Family Ties
Bredolab Conficker Cutwail KoobFace Oderoor Poison Ivy Rustock Sinowal Szribi Zeus
Yara Rules
[TLP:WHITE] win_bredolab_auto (20220411 | Detects win.bredolab.)
rule win_bredolab_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-04-08"
        version = "1"
        description = "Detects win.bredolab."
        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.bredolab"
        malpedia_rule_date = "20220405"
        malpedia_hash = "ecd38294bd47d5589be5cd5490dc8bb4804afc2a"
        malpedia_version = "20220411"
        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 = { ff15???????? 83ec28 83f801 19c0 83c031 8d65f8 }
            // n = 6, score = 200
            //   ff15????????         |                     
            //   83ec28               | sub                 esp, 0x28
            //   83f801               | cmp                 eax, 1
            //   19c0                 | sbb                 eax, eax
            //   83c031               | add                 eax, 0x31
            //   8d65f8               | lea                 esp, dword ptr [ebp - 8]

        $sequence_1 = { bb???????? 8975a4 89d6 6690 8d55a8 }
            // n = 5, score = 200
            //   bb????????           |                     
            //   8975a4               | mov                 dword ptr [ebp - 0x5c], esi
            //   89d6                 | mov                 esi, edx
            //   6690                 | nop                 
            //   8d55a8               | lea                 edx, dword ptr [ebp - 0x58]

        $sequence_2 = { b196 8bb5d4fcffff f3a5 890424 ff15???????? 50 }
            // n = 6, score = 200
            //   b196                 | mov                 cl, 0x96
            //   8bb5d4fcffff         | mov                 esi, dword ptr [ebp - 0x32c]
            //   f3a5                 | rep movsd           dword ptr es:[edi], dword ptr [esi]
            //   890424               | mov                 dword ptr [esp], eax
            //   ff15????????         |                     
            //   50                   | push                eax

        $sequence_3 = { 89f0 8d65f4 5b 5e 5f c9 c3 }
            // n = 7, score = 200
            //   89f0                 | mov                 eax, esi
            //   8d65f4               | lea                 esp, dword ptr [ebp - 0xc]
            //   5b                   | pop                 ebx
            //   5e                   | pop                 esi
            //   5f                   | pop                 edi
            //   c9                   | leave               
            //   c3                   | ret                 

        $sequence_4 = { 890424 ff15???????? 83ec08 43 89d8 83fb50 75dc }
            // n = 7, score = 200
            //   890424               | mov                 dword ptr [esp], eax
            //   ff15????????         |                     
            //   83ec08               | sub                 esp, 8
            //   43                   | inc                 ebx
            //   89d8                 | mov                 eax, ebx
            //   83fb50               | cmp                 ebx, 0x50
            //   75dc                 | jne                 0xffffffde

        $sequence_5 = { 89442404 c7042440000000 ff15???????? 83ec08 }
            // n = 4, score = 200
            //   89442404             | mov                 dword ptr [esp + 4], eax
            //   c7042440000000       | mov                 dword ptr [esp], 0x40
            //   ff15????????         |                     
            //   83ec08               | sub                 esp, 8

        $sequence_6 = { 53 83ec04 8b5d08 ff15???????? c70307000000 ba73b2e745 }
            // n = 6, score = 200
            //   53                   | push                ebx
            //   83ec04               | sub                 esp, 4
            //   8b5d08               | mov                 ebx, dword ptr [ebp + 8]
            //   ff15????????         |                     
            //   c70307000000         | mov                 dword ptr [ebx], 7
            //   ba73b2e745           | mov                 edx, 0x45e7b273

        $sequence_7 = { 89d6 89ca 90 897c240c c744240800000000 8b8564ffffff 89442404 }
            // n = 7, score = 200
            //   89d6                 | mov                 esi, edx
            //   89ca                 | mov                 edx, ecx
            //   90                   | nop                 
            //   897c240c             | mov                 dword ptr [esp + 0xc], edi
            //   c744240800000000     | mov                 dword ptr [esp + 8], 0
            //   8b8564ffffff         | mov                 eax, dword ptr [ebp - 0x9c]
            //   89442404             | mov                 dword ptr [esp + 4], eax

        $sequence_8 = { 89de 89d3 8d94fb20120000 89542408 89442404 893424 e8???????? }
            // n = 7, score = 200
            //   89de                 | mov                 esi, ebx
            //   89d3                 | mov                 ebx, edx
            //   8d94fb20120000       | lea                 edx, dword ptr [ebx + edi*8 + 0x1220]
            //   89542408             | mov                 dword ptr [esp + 8], edx
            //   89442404             | mov                 dword ptr [esp + 4], eax
            //   893424               | mov                 dword ptr [esp], esi
            //   e8????????           |                     

        $sequence_9 = { 8b45cc 890424 ff15???????? 57 891c24 ff15???????? 53 }
            // n = 7, score = 200
            //   8b45cc               | mov                 eax, dword ptr [ebp - 0x34]
            //   890424               | mov                 dword ptr [esp], eax
            //   ff15????????         |                     
            //   57                   | push                edi
            //   891c24               | mov                 dword ptr [esp], ebx
            //   ff15????????         |                     
            //   53                   | push                ebx

    condition:
        7 of them and filesize < 90112
}
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