SYMBOLCOMMON_NAMEaka. SYNONYMS
win.ddkong (Back to overview)

DDKONG

Actor(s): RANCOR


There is no description at this point.

References
2020-01-29nao_sec blognao_sec
@online{naosec:20200129:overhead:ec0aeb5, author = {nao_sec}, title = {{An Overhead View of the Royal Road}}, date = {2020-01-29}, organization = {nao_sec blog}, url = {https://nao-sec.org/2020/01/an-overhead-view-of-the-royal-road.html}, language = {English}, urldate = {2020-02-03} } An Overhead View of the Royal Road
BLACKCOFFEE Cotx RAT Datper DDKONG Derusbi Icefog Korlia NewCore RAT PLAINTEE Poison Ivy Sisfader
2020SecureworksSecureWorks
@online{secureworks:2020:bronze:79d8dd2, author = {SecureWorks}, title = {{BRONZE OVERBROOK}}, date = {2020}, organization = {Secureworks}, url = {https://www.secureworks.com/research/threat-profiles/bronze-overbrook}, language = {English}, urldate = {2020-05-23} } BRONZE OVERBROOK
Aveo DDKONG IsSpace PLAINTEE PlugX Rambo DragonOK
2019-12-17Palo Alto Networks Unit 42Jen Miller-Osborn, Mike Harbison
@online{millerosborn:20191217:rancor:998fe1c, author = {Jen Miller-Osborn and Mike Harbison}, title = {{Rancor: Cyber Espionage Group Uses New Custom Malware to Attack Southeast Asia}}, date = {2019-12-17}, organization = {Palo Alto Networks Unit 42}, url = {https://unit42.paloaltonetworks.com/rancor-cyber-espionage-group-uses-new-custom-malware-to-attack-southeast-asia/}, language = {English}, urldate = {2020-01-08} } Rancor: Cyber Espionage Group Uses New Custom Malware to Attack Southeast Asia
DDKONG Derusbi KHRAT
2018-06-26Palo Alto Networks Unit 42Brittany Ash, Josh Grunzweig, Tom Lancaster
@online{ash:20180626:rancor:99f5616, author = {Brittany Ash and Josh Grunzweig and Tom Lancaster}, title = {{RANCOR: Targeted Attacks in South East Asia Using PLAINTEE and DDKONG Malware Families}}, date = {2018-06-26}, organization = {Palo Alto Networks Unit 42}, url = {https://researchcenter.paloaltonetworks.com/2018/06/unit42-rancor-targeted-attacks-south-east-asia-using-plaintee-ddkong-malware-families/}, language = {English}, urldate = {2019-12-20} } RANCOR: Targeted Attacks in South East Asia Using PLAINTEE and DDKONG Malware Families
DDKONG PLAINTEE
Yara Rules
[TLP:WHITE] win_ddkong_auto (20201014 | autogenerated rule brought to you by yara-signator)
rule win_ddkong_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2020-10-14"
        version = "1"
        description = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.5.0"
        tool_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.ddkong"
        malpedia_rule_date = "20201014"
        malpedia_hash = "a7e3bd57eaf12bf3ea29a863c041091ba3af9ac9"
        malpedia_version = "20201014"
        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 = { c645eb6d c645ec65 ffd6 50 }
            // n = 4, score = 100
            //   c645eb6d             | mov                 byte ptr [ebp - 0x15], 0x6d
            //   c645ec65             | mov                 byte ptr [ebp - 0x14], 0x65
            //   ffd6                 | call                esi
            //   50                   | push                eax

        $sequence_1 = { ffd6 50 ffd7 8365fc00 }
            // n = 4, score = 100
            //   ffd6                 | call                esi
            //   50                   | push                eax
            //   ffd7                 | call                edi
            //   8365fc00             | and                 dword ptr [ebp - 4], 0

        $sequence_2 = { 8945f8 ffd6 50 ffd7 8065ee00 }
            // n = 5, score = 100
            //   8945f8               | mov                 dword ptr [ebp - 8], eax
            //   ffd6                 | call                esi
            //   50                   | push                eax
            //   ffd7                 | call                edi
            //   8065ee00             | and                 byte ptr [ebp - 0x12], 0

        $sequence_3 = { c6459865 c6459972 8d458c bb???????? 50 53 ffd6 }
            // n = 7, score = 100
            //   c6459865             | mov                 byte ptr [ebp - 0x68], 0x65
            //   c6459972             | mov                 byte ptr [ebp - 0x67], 0x72
            //   8d458c               | lea                 eax, [ebp - 0x74]
            //   bb????????           |                     
            //   50                   | push                eax
            //   53                   | push                ebx
            //   ffd6                 | call                esi

        $sequence_4 = { c645ce6f c645cf63 c645d065 c645d173 c645d273 }
            // n = 5, score = 100
            //   c645ce6f             | mov                 byte ptr [ebp - 0x32], 0x6f
            //   c645cf63             | mov                 byte ptr [ebp - 0x31], 0x63
            //   c645d065             | mov                 byte ptr [ebp - 0x30], 0x65
            //   c645d173             | mov                 byte ptr [ebp - 0x2f], 0x73
            //   c645d273             | mov                 byte ptr [ebp - 0x2e], 0x73

        $sequence_5 = { 898560ffffff c68530ffffff47 c68531ffffff65 c68532ffffff74 c68533ffffff4c c68534ffffff61 c68535ffffff73 }
            // n = 7, score = 100
            //   898560ffffff         | mov                 dword ptr [ebp - 0xa0], eax
            //   c68530ffffff47       | mov                 byte ptr [ebp - 0xd0], 0x47
            //   c68531ffffff65       | mov                 byte ptr [ebp - 0xcf], 0x65
            //   c68532ffffff74       | mov                 byte ptr [ebp - 0xce], 0x74
            //   c68533ffffff4c       | mov                 byte ptr [ebp - 0xcd], 0x4c
            //   c68534ffffff61       | mov                 byte ptr [ebp - 0xcc], 0x61
            //   c68535ffffff73       | mov                 byte ptr [ebp - 0xcb], 0x73

        $sequence_6 = { 8b35???????? 8d45ec 57 bb???????? 50 }
            // n = 5, score = 100
            //   8b35????????         |                     
            //   8d45ec               | lea                 eax, [ebp - 0x14]
            //   57                   | push                edi
            //   bb????????           |                     
            //   50                   | push                eax

        $sequence_7 = { 8b44241c 03fd 8b7010 8b07 03f5 85c0 742d }
            // n = 7, score = 100
            //   8b44241c             | mov                 eax, dword ptr [esp + 0x1c]
            //   03fd                 | add                 edi, ebp
            //   8b7010               | mov                 esi, dword ptr [eax + 0x10]
            //   8b07                 | mov                 eax, dword ptr [edi]
            //   03f5                 | add                 esi, ebp
            //   85c0                 | test                eax, eax
            //   742d                 | je                  0x2f

        $sequence_8 = { 8bec 83ec2c 8065e500 53 }
            // n = 4, score = 100
            //   8bec                 | mov                 ebp, esp
            //   83ec2c               | sub                 esp, 0x2c
            //   8065e500             | and                 byte ptr [ebp - 0x1b], 0
            //   53                   | push                ebx

        $sequence_9 = { c645f473 c645f573 ffd6 50 }
            // n = 4, score = 100
            //   c645f473             | mov                 byte ptr [ebp - 0xc], 0x73
            //   c645f573             | mov                 byte ptr [ebp - 0xb], 0x73
            //   ffd6                 | call                esi
            //   50                   | push                eax

    condition:
        7 of them and filesize < 81920
}
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