Analysis

  • max time kernel
    146s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    22-11-2020 14:41

General

  • Target

    rzkrrs.exe

  • Size

    1.0MB

  • MD5

    07d6e56210a0824fd7b09a9f4e2545c5

  • SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

  • SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

  • SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

Malware Config

Extracted

Family

qakbot

Botnet

notset

Campaign

1604404534

Credentials

  • Protocol:
    ftp
  • Host:
    192.185.5.208
  • Port:
    21
  • Username:
    logger@dustinkeeling.com
  • Password:
    NxdkxAp4dUsY

  • Protocol:
    ftp
  • Host:
    162.241.218.118
  • Port:
    21
  • Username:
    logger@misterexterior.com
  • Password:
    EcOV0DyGVgVN

  • Protocol:
    ftp
  • Host:
    69.89.31.139
  • Port:
    21
  • Username:
    cpanel@vivekharris-architects.com
  • Password:
    fcR7OvyLrMW6!

  • Protocol:
    ftp
  • Host:
    169.207.67.14
  • Port:
    21
  • Username:
    cpanel@dovetailsolar.com
  • Password:
    eQyicNLzzqPN
C2

67.6.55.77:443

89.136.39.108:443

2.50.58.76:443

188.25.158.61:443

45.63.107.192:995

45.32.154.10:443

94.52.160.116:443

45.63.107.192:2222

45.63.107.192:443

72.204.242.138:465

84.117.176.32:443

95.77.223.148:443

47.146.39.147:443

41.225.13.128:8443

80.14.209.42:2222

190.220.8.10:995

66.76.105.194:443

105.101.69.242:443

89.33.87.107:443

75.136.40.155:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe
    "C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe
      C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe /C
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1728
    • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:756
      • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1636
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:824
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ilkhfjahl /tr "\"C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe\" /I ilkhfjahl" /SC ONCE /Z /ST 14:40 /ET 14:52
      2⤵
      • Creates scheduled task(s)
      PID:1764
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {F7813C4E-C419-4974-AC15-C831622678CE} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe
      C:\Users\Admin\AppData\Local\Temp\rzkrrs.exe /I ilkhfjahl
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.dat
    MD5

    cddb02574eae239709b88a31c00ae9d3

    SHA1

    c9b3ad02b10e4220689d97cd03cee4ea054bcef1

    SHA256

    69013486b6be0a5b06fc5d932c265177ee2ab949a98c2b11e3d82ada65bb85a7

    SHA512

    8907db08fa6b5d2d2c63546bdfa7e702e369ab42ab7106514dd9284d24c9a375c5a5d5283bf4c33ca8e73e4baa3fe74575c34e3053d5a7cec15e19e46f419f11

  • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
    MD5

    07d6e56210a0824fd7b09a9f4e2545c5

    SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

    SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

    SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

  • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
    MD5

    07d6e56210a0824fd7b09a9f4e2545c5

    SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

    SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

    SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

  • C:\Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
    MD5

    07d6e56210a0824fd7b09a9f4e2545c5

    SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

    SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

    SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

  • \??\PIPE\wkssvc
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • \Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
    MD5

    07d6e56210a0824fd7b09a9f4e2545c5

    SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

    SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

    SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

  • \Users\Admin\AppData\Roaming\Microsoft\Iyasyfbdcwc\lbteeipj.exe
    MD5

    07d6e56210a0824fd7b09a9f4e2545c5

    SHA1

    c5189ea0e807e35fa74a1fc5faf091914c37d4fc

    SHA256

    55f62430bddff55763b3d96c418939dea94b893cc83dabb3baf004706c640f78

    SHA512

    68a30dfd4dff14511bc1f43143f2201c8d455f6f4b296b3d59b1796352029b73bc96f1c3864deaa3dada8f6e0852392e7cf68ad624520a067c9d44334b5c3a10

  • memory/756-4-0x0000000000000000-mapping.dmp
  • memory/756-11-0x00000000005C0000-0x00000000005FA000-memory.dmp
    Filesize

    232KB

  • memory/824-12-0x0000000000000000-mapping.dmp
  • memory/1164-14-0x0000000000000000-mapping.dmp
  • memory/1636-10-0x0000000002600000-0x0000000002611000-memory.dmp
    Filesize

    68KB

  • memory/1636-8-0x0000000000000000-mapping.dmp
  • memory/1728-0-0x0000000000000000-mapping.dmp
  • memory/1728-1-0x0000000002510000-0x0000000002521000-memory.dmp
    Filesize

    68KB

  • memory/1764-6-0x0000000000000000-mapping.dmp