qakbot | 96995eadf0555a4f7759c817a64f58810b64a423ab172ac809c373f381d5cd3e | Triage

Analysis

max time kernel
150s
max time network
46s
platform
windows7_x64
resource
win7-20220414-en
submitted
24-06-2022 13:37

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General

Target

qakbot.dll
Size

959KB
MD5

2dc87224ef9349f4b281f11fb43ed3f4
SHA1

e19c8174793560817c522e3f206f6434ebf4b342
SHA256

31c42d854a77c7673a3438df6501c3a09ee530f6f4f23cc7bea891cec7bc096b
SHA512

1d492db541796480d4f4c987f4ab7abd49ba6caf6da8bed419893d658ce5325e3cd672d9fef7a58986f2262ef18775ad1e435358a1b797cf271cea99474f0874

Score

10^/10

qakbot tr 1619706851 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.68

Botnet

tr

Campaign

1619706851

C2

24.117.107.120:443

190.85.91.154:443

72.252.201.69:443

189.210.115.207:443

71.41.184.10:3389

81.97.154.100:443

50.29.166.232:995

140.82.49.12:443

75.137.47.174:443

71.74.12.34:443

73.25.124.140:2222

149.28.99.97:2222

45.77.115.208:2222

45.32.211.207:995

207.246.116.237:443

149.28.99.97:443

207.246.77.75:443

149.28.98.196:995

207.246.116.237:2222

45.77.115.208:8443

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot

Loads dropped DLL 1 IoCs

pid	Process
2036	regsvr32.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

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

Scheduled Task

pid	Process
964	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1880	rundll32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1880	rundll32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1712 wrote to memory of 1880	1712	rundll32.exe	27
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1880 wrote to memory of 1132	1880	rundll32.exe	28
PID 1132 wrote to memory of 964	1132	explorer.exe	29
PID 1132 wrote to memory of 964	1132	explorer.exe	29
PID 1132 wrote to memory of 964	1132	explorer.exe	29
PID 1132 wrote to memory of 964	1132	explorer.exe	29
PID 472 wrote to memory of 1632	472	taskeng.exe	32
PID 472 wrote to memory of 1632	472	taskeng.exe	32
PID 472 wrote to memory of 1632	472	taskeng.exe	32
PID 472 wrote to memory of 1632	472	taskeng.exe	32
PID 472 wrote to memory of 1632	472	taskeng.exe	32
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33
PID 1632 wrote to memory of 2036	1632	regsvr32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\qakbot.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\qakbot.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1132
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn dajrknwu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\qakbot.dll\"" /SC ONCE /Z /ST 15:40 /ET 15:52
      4⤵
      Creates scheduled task(s)
      PID:964

C:\Windows\system32\taskeng.exe
taskeng.exe {DEC235CC-6228-493F-87AD-20F7E5004608} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:472
- C:\Windows\system32\regsvr32.exe
  regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\qakbot.dll"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Windows\SysWOW64\regsvr32.exe
    -s "C:\Users\Admin\AppData\Local\Temp\qakbot.dll"
    3⤵
    - Loads dropped DLL
    PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Persistence

Scheduled Task

Privilege Escalation

Scheduled Task

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\qakbot.dll

Filesize
959KB

MD5
66da15ed5409af572e74d10ae8d07985

SHA1
27f973e0797c9a3d7ccf19c1426adacf7d0f347e

SHA256
417176b526ba27bb7a1f92e3bd12d23c27b4b4617d9efb8332c65d926babd2d3

SHA512
c62b66e344eb618661950bf8e07b9cbf9cf43f51a01acf317a93844c711668423c67671e234e00a678a9a849b888b05a2b14bac5cf7160677ed2b4cdda958dba

Download Submit
\Users\Admin\AppData\Local\Temp\qakbot.dll

Filesize
959KB

MD5
66da15ed5409af572e74d10ae8d07985

SHA1
27f973e0797c9a3d7ccf19c1426adacf7d0f347e

SHA256
417176b526ba27bb7a1f92e3bd12d23c27b4b4617d9efb8332c65d926babd2d3

SHA512
c62b66e344eb618661950bf8e07b9cbf9cf43f51a01acf317a93844c711668423c67671e234e00a678a9a849b888b05a2b14bac5cf7160677ed2b4cdda958dba

Download Submit
memory/1132-69-0x0000000000080000-0x00000000000BD000-memory.dmp

Filesize
244KB

Download
memory/1132-67-0x0000000000080000-0x00000000000BD000-memory.dmp

Filesize
244KB

Download
memory/1132-65-0x0000000074351000-0x0000000074353000-memory.dmp

Filesize
8KB

Download
memory/1632-71-0x000007FEFB871000-0x000007FEFB873000-memory.dmp

Filesize
8KB

Download
memory/1880-62-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-61-0x0000000000390000-0x00000000003D0000-memory.dmp

Filesize
256KB

Download
memory/1880-59-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-66-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-60-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-57-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-58-0x0000000000430000-0x000000000046D000-memory.dmp

Filesize
244KB

Download
memory/1880-56-0x00000000005B0000-0x000000000069E000-memory.dmp

Filesize
952KB

Download
memory/1880-55-0x0000000075A61000-0x0000000075A63000-memory.dmp

Filesize
8KB

Download