qakbot | fafb8e1471f8e7d91d05035b68d0977ef2bdf20e1e041d4c3e3f6a50466df6bc

Analysis

max time kernel
129s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26-12-2023 17:00

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General

Target

7eaee31f3e541217ac9cc333e8b0ed11.dll
Size

198KB
MD5

7eaee31f3e541217ac9cc333e8b0ed11
SHA1

f1508be7396d60f20d0dd86780b9b54af3215857
SHA256

fafb8e1471f8e7d91d05035b68d0977ef2bdf20e1e041d4c3e3f6a50466df6bc
SHA512

54150f4527bd5629fbc2b64a37749fee3631ff9e09bbfef4005f745f550933df8c8b9c6b2cd6f3389d292731b0361774541773d78a7cafebd3d638203cecb804
SSDEEP

6144:w2f5s7MX5gD16Z97LKrJgFrfT+IBOTBGxhu:9f75c16Z9a6Ff+IBOTAHu

Score

10^/10

qakbot krk01 1611569149 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

krk01

Campaign

1611569149

31.5.21.66:995

89.3.198.238:443

202.188.138.162:443

188.24.128.253:443

175.141.219.71:443

151.60.15.183:443

184.189.122.72:443

80.227.5.70:443

140.82.49.12:443

89.211.241.100:995

81.97.154.100:443

77.27.174.49:995

92.154.83.96:2078

42.3.8.54:443

71.187.170.235:443

46.153.36.53:995

71.182.142.63:443

105.186.102.16:443

50.244.112.106:443

78.63.226.32:443

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

Processes:

regsvr32.exe

pid	Process
2024	regsvr32.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

Processes:

schtasks.exe

pid	Process
2768	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid	Process
2656	regsvr32.exe
2656	regsvr32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid	Process
2656	regsvr32.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	Process	procid_target
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2348 wrote to memory of 2656	2348	regsvr32.exe	16
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2656 wrote to memory of 2672	2656	regsvr32.exe	31
PID 2672 wrote to memory of 2768	2672	explorer.exe	30
PID 2672 wrote to memory of 2768	2672	explorer.exe	30
PID 2672 wrote to memory of 2768	2672	explorer.exe	30
PID 2672 wrote to memory of 2768	2672	explorer.exe	30
PID 1832 wrote to memory of 1992	1832	taskeng.exe	35
PID 1832 wrote to memory of 1992	1832	taskeng.exe	35
PID 1832 wrote to memory of 1992	1832	taskeng.exe	35
PID 1832 wrote to memory of 1992	1832	taskeng.exe	35
PID 1832 wrote to memory of 1992	1832	taskeng.exe	35
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36
PID 1992 wrote to memory of 2024	1992	regsvr32.exe	36

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2672

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ysmljsufx /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll\"" /SC ONCE /Z /ST 21:37 /ET 21:49
1⤵
- Creates scheduled task(s)
PID:2768

C:\Windows\system32\taskeng.exe
taskeng.exe {F223CBCB-B10E-45CF-8DF2-6EF5C2A7E5F4} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\system32\regsvr32.exe
  regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\regsvr32.exe
    -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
    3⤵
    - Loads dropped DLL
    PID:2024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

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\7eaee31f3e541217ac9cc333e8b0ed11.dll

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/2672-0-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/2672-4-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download
memory/2672-6-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download
memory/2672-5-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download
memory/2672-3-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download
memory/2672-8-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download