Analysis

  • max time kernel
    16s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    19-04-2021 17:29

General

  • Target

    3049f61dc4af5e67a37d5440bd6b782d.dll

  • Size

    1.4MB

  • MD5

    3049f61dc4af5e67a37d5440bd6b782d

  • SHA1

    c94e6375ea830b19cd2ea9a78b860181de8ce46a

  • SHA256

    be26d36ef6590237c98da05310b35f03e740961b71750617f16db385aa900e61

  • SHA512

    ce32461493c87e0b138eba4a5e31db1e6f65f6e3a93ea85574b0af99d29933bd8ea001713126558717f74179f4a75c17862b82db543a2a2a2f16bb7e50f8cf78

Malware Config

Extracted

Family

qakbot

Botnet

biden29

Campaign

1618496316

C2

45.63.107.192:995

149.28.99.97:2222

75.118.1.141:443

189.210.115.207:443

72.240.200.181:2222

75.137.47.174:443

151.205.102.42:443

136.232.34.70:443

216.201.162.158:443

47.196.192.184:443

67.8.103.21:443

140.82.49.12:443

24.226.156.153:443

71.41.184.10:3389

24.139.72.117:443

71.74.12.34:443

24.55.112.61:443

173.21.10.71:2222

193.248.221.184:2222

105.198.236.99:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3049f61dc4af5e67a37d5440bd6b782d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3049f61dc4af5e67a37d5440bd6b782d.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1056
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 792
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:500

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1056-114-0x0000000000000000-mapping.dmp
  • memory/1056-115-0x0000000002BD0000-0x0000000002BD1000-memory.dmp
    Filesize

    4KB

  • memory/1056-116-0x0000000004DB0000-0x0000000004DF2000-memory.dmp
    Filesize

    264KB

  • memory/1056-117-0x0000000004E40000-0x0000000004E79000-memory.dmp
    Filesize

    228KB