Analysis

  • max time kernel
    141s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2023 20:44

General

  • Target

    1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe

  • Size

    616KB

  • MD5

    77521173381682b5a1deb286bce27bf4

  • SHA1

    2ad56680cb0c821b18c269c63f4eeeb770140800

  • SHA256

    1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6

  • SHA512

    5366df45795f970f1b17113caf65c1e677b44da372cc85159fc4de4d8d32a08798aa4120cac956014c75fb71fce53ddfe8e76075b66c5f24e50a8f4a12254e53

  • SSDEEP

    12288:h36N/bxyuAFnSz0cYMSE7a45naENKqIfPbY9QPNTURftb2pLuxQ:h3gqSznYMP5MbskYVapuQ

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe
    "C:\Users\Admin\AppData\Local\Temp\1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3808
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BwmGnyPcYGIy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BwmGnyPcYGIy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEACD.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1508
    • C:\Users\Admin\AppData\Local\Temp\1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe
      "C:\Users\Admin\AppData\Local\Temp\1de5d25aecac6b32b06fe38549376748d098fd43abb5c23f73ee9ddb780080d6.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oo1iqy0g.0hl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpEACD.tmp

    Filesize

    1KB

    MD5

    16b530bbf04204e311b79fc437c77a9b

    SHA1

    b927880dce1d14f9814f5188f91e10b2178a1b16

    SHA256

    49087fa3e8dd78f4c8d7ca6891e57fa3ac17d20dd37fa4207404e912d1d87791

    SHA512

    c6449b4d0df10f69874f6edc260f22b2baaeaa7fc6ba98f5a347f2a6742ce6d17dc6b7103e6d39c256d8af82a1c25a8e504ebf64251852fef8753d9e9db32470

  • memory/764-25-0x0000000004CD0000-0x0000000004CF2000-memory.dmp

    Filesize

    136KB

  • memory/764-20-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/764-86-0x0000000007270000-0x0000000007281000-memory.dmp

    Filesize

    68KB

  • memory/764-80-0x00000000076E0000-0x0000000007D5A000-memory.dmp

    Filesize

    6.5MB

  • memory/764-53-0x0000000005E50000-0x0000000005E9C000-memory.dmp

    Filesize

    304KB

  • memory/764-54-0x0000000002410000-0x0000000002420000-memory.dmp

    Filesize

    64KB

  • memory/764-68-0x0000000070E00000-0x0000000070E4C000-memory.dmp

    Filesize

    304KB

  • memory/764-28-0x0000000005720000-0x0000000005786000-memory.dmp

    Filesize

    408KB

  • memory/764-57-0x000000007F2E0000-0x000000007F2F0000-memory.dmp

    Filesize

    64KB

  • memory/764-52-0x0000000005DC0000-0x0000000005DDE000-memory.dmp

    Filesize

    120KB

  • memory/764-93-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/764-22-0x0000000002410000-0x0000000002420000-memory.dmp

    Filesize

    64KB

  • memory/764-55-0x00000000062D0000-0x0000000006302000-memory.dmp

    Filesize

    200KB

  • memory/764-21-0x0000000002410000-0x0000000002420000-memory.dmp

    Filesize

    64KB

  • memory/1580-9-0x0000000008510000-0x00000000085AC000-memory.dmp

    Filesize

    624KB

  • memory/1580-50-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-4-0x0000000005440000-0x0000000005450000-memory.dmp

    Filesize

    64KB

  • memory/1580-0-0x0000000000890000-0x000000000092E000-memory.dmp

    Filesize

    632KB

  • memory/1580-2-0x00000000056B0000-0x0000000005C54000-memory.dmp

    Filesize

    5.6MB

  • memory/1580-11-0x0000000005440000-0x0000000005450000-memory.dmp

    Filesize

    64KB

  • memory/1580-10-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-3-0x00000000051E0000-0x0000000005272000-memory.dmp

    Filesize

    584KB

  • memory/1580-8-0x0000000005F60000-0x0000000005FC0000-memory.dmp

    Filesize

    384KB

  • memory/1580-7-0x00000000052E0000-0x00000000052EA000-memory.dmp

    Filesize

    40KB

  • memory/1580-1-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-6-0x00000000052A0000-0x00000000052B6000-memory.dmp

    Filesize

    88KB

  • memory/1580-5-0x00000000052B0000-0x00000000052BA000-memory.dmp

    Filesize

    40KB

  • memory/3808-17-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3808-88-0x0000000007100000-0x0000000007114000-memory.dmp

    Filesize

    80KB

  • memory/3808-94-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3808-30-0x00000000055F0000-0x0000000005944000-memory.dmp

    Filesize

    3.3MB

  • memory/3808-26-0x00000000054A0000-0x0000000005506000-memory.dmp

    Filesize

    408KB

  • memory/3808-67-0x0000000006170000-0x000000000618E000-memory.dmp

    Filesize

    120KB

  • memory/3808-69-0x000000007F4A0000-0x000000007F4B0000-memory.dmp

    Filesize

    64KB

  • memory/3808-16-0x0000000002210000-0x0000000002246000-memory.dmp

    Filesize

    216KB

  • memory/3808-79-0x0000000006DC0000-0x0000000006E63000-memory.dmp

    Filesize

    652KB

  • memory/3808-56-0x0000000070E00000-0x0000000070E4C000-memory.dmp

    Filesize

    304KB

  • memory/3808-23-0x00000000008C0000-0x00000000008D0000-memory.dmp

    Filesize

    64KB

  • memory/3808-18-0x0000000004D00000-0x0000000005328000-memory.dmp

    Filesize

    6.2MB

  • memory/3808-81-0x0000000006EC0000-0x0000000006EDA000-memory.dmp

    Filesize

    104KB

  • memory/3808-82-0x0000000006F30000-0x0000000006F3A000-memory.dmp

    Filesize

    40KB

  • memory/3808-90-0x00000000071E0000-0x00000000071E8000-memory.dmp

    Filesize

    32KB

  • memory/3808-84-0x0000000007130000-0x00000000071C6000-memory.dmp

    Filesize

    600KB

  • memory/3808-89-0x00000000071F0000-0x000000000720A000-memory.dmp

    Filesize

    104KB

  • memory/3808-19-0x00000000008C0000-0x00000000008D0000-memory.dmp

    Filesize

    64KB

  • memory/3808-87-0x00000000070F0000-0x00000000070FE000-memory.dmp

    Filesize

    56KB

  • memory/4736-51-0x0000000005930000-0x0000000005940000-memory.dmp

    Filesize

    64KB

  • memory/4736-85-0x0000000006A70000-0x0000000006C32000-memory.dmp

    Filesize

    1.8MB

  • memory/4736-83-0x0000000006850000-0x00000000068A0000-memory.dmp

    Filesize

    320KB

  • memory/4736-27-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4736-29-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-95-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-96-0x0000000005930000-0x0000000005940000-memory.dmp

    Filesize

    64KB