qakbot | fafb8e1471f8e7d91d05035b68d0977ef2bdf20e1e041d4c3e3f6a50466df6bc

Resubmissions

29-01-2024 02:49

240129-dbgyasgcf4 10

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2024 02:49

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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
2748	regsvr32.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4524	2748	WerFault.exe	97

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

regsvr32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Service	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
3176	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

regsvr32.exe

pid	Process
2492	regsvr32.exe
2492	regsvr32.exe
2492	regsvr32.exe
2492	regsvr32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid	Process
2492	regsvr32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exe

description	pid	Process	procid_target
PID 3924 wrote to memory of 2492	3924	regsvr32.exe	84
PID 3924 wrote to memory of 2492	3924	regsvr32.exe	84
PID 3924 wrote to memory of 2492	3924	regsvr32.exe	84
PID 2492 wrote to memory of 1984	2492	regsvr32.exe	85
PID 2492 wrote to memory of 1984	2492	regsvr32.exe	85
PID 2492 wrote to memory of 1984	2492	regsvr32.exe	85
PID 2492 wrote to memory of 1984	2492	regsvr32.exe	85
PID 2492 wrote to memory of 1984	2492	regsvr32.exe	85
PID 1984 wrote to memory of 3176	1984	explorer.exe	86
PID 1984 wrote to memory of 3176	1984	explorer.exe	86
PID 1984 wrote to memory of 3176	1984	explorer.exe	86
PID 2152 wrote to memory of 2748	2152	regsvr32.exe	97
PID 2152 wrote to memory of 2748	2152	regsvr32.exe	97
PID 2152 wrote to memory of 2748	2152	regsvr32.exe	97

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3924
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn puaqochzc /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll\"" /SC ONCE /Z /ST 02:52 /ET 03:04
      4⤵
      Creates scheduled task(s)
      PID:3176

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\regsvr32.exe
  -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
  2⤵
  - Loads dropped DLL
  PID:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 584
    3⤵
    - Program crash
    PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2748 -ip 2748
1⤵
PID:3424

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll

Filesize
198KB

MD5
4d9086515deaa640a00e426298c96c8f

SHA1
f92acbbbee806fde18622671227d9e9ef9a7a8ff

SHA256
7545c502208108aed5ce21bbb1291e4de77ebffe3f96daaa9502cc8ae0041a67

SHA512
5bee8686d893a620cf7f87e43e9ecdc713f5cf343d81269dd34362d8aa57dc87868e786c2cc3ffe511d5d52493b18fe346d687268606e407ba02a1a30db59215

Download Submit
memory/1984-0-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/1984-2-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/1984-3-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/1984-4-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/1984-6-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download