qakbot | 24753d9f0d691b6d582da3e301b98f75abbdb5382bb871ee00713c5029c56d44

General

Target

mrch.dll
Size

424KB
MD5

97e6abcad2140619ff150d6253f62b8f
SHA1

0762a2db618f5dcc403139b671222aecb7c4aaf1
SHA256

24753d9f0d691b6d582da3e301b98f75abbdb5382bb871ee00713c5029c56d44
SHA512

54d55de10d22086a0d77cad5b833ceee0b1bcd62062e56c0af5deaa64b0bbc84f45ac47905b833967b611a3e41eeb7f5ccc437619648cf69f8f1f04d50faaf08
SSDEEP

12288:KkZ/sipQ3KT8K9t+ZKcDUmpgC4S62dhL/Vy:Kkto1A0RtVy

Score

10^/10

qakbot tr 1614598087 banker discovery stealer trojan

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

tr

Campaign

1614598087

C2

24.95.61.62:443

89.3.198.238:443

196.151.252.84:443

90.65.236.181:2222

2.232.253.79:995

217.133.54.140:32100

195.43.173.70:443

84.247.55.190:8443

136.232.34.70:443

45.63.107.192:443

45.77.115.208:443

149.28.98.196:995

45.32.211.207:8443

149.28.98.196:443

149.28.99.97:443

45.63.107.192:2222

207.246.77.75:443

207.246.77.75:8443

45.77.117.108:443

45.32.211.207:995

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
4072	regsvr32.exe
4072	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\Service	regsvr32.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1252	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2324	regsvr32.exe
2324	regsvr32.exe
2324	regsvr32.exe
2324	regsvr32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2324	regsvr32.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5728 wrote to memory of 2324	5728	regsvr32.exe	86
PID 5728 wrote to memory of 2324	5728	regsvr32.exe	86
PID 5728 wrote to memory of 2324	5728	regsvr32.exe	86
PID 2324 wrote to memory of 3540	2324	regsvr32.exe	90
PID 2324 wrote to memory of 3540	2324	regsvr32.exe	90
PID 2324 wrote to memory of 3540	2324	regsvr32.exe	90
PID 2324 wrote to memory of 3540	2324	regsvr32.exe	90
PID 2324 wrote to memory of 3540	2324	regsvr32.exe	90
PID 3540 wrote to memory of 1252	3540	explorer.exe	91
PID 3540 wrote to memory of 1252	3540	explorer.exe	91
PID 3540 wrote to memory of 1252	3540	explorer.exe	91
PID 5924 wrote to memory of 4072	5924	regsvr32.exe	109
PID 5924 wrote to memory of 4072	5924	regsvr32.exe	109
PID 5924 wrote to memory of 4072	5924	regsvr32.exe	109

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\mrch.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5728
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\mrch.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3540
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn sloqrrec /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\mrch.dll\"" /SC ONCE /Z /ST 12:39 /ET 12:51
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1252

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\mrch.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:5924
- C:\Windows\SysWOW64\regsvr32.exe
  -s "C:\Users\Admin\AppData\Local\Temp\mrch.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
424KB

MD5
124b74398650933bb47190a8cdee8d1b

SHA1
ad6a4e26763d25a4c101a3eabd98bcf105eb79b0

SHA256
0158409723e1ffc9ce2ff7db5c5721434dfcf49d91e7457a01d609ec404c85f6

SHA512
77d4edd8280d2cfeab55d36a008d6abdd50b7bc6af70a8943b42bdbb61c4838719e4855bb1d72b859e8ecbc390b2113d2e541047b8881f2bcc51d761967643d6

Download Submit
memory/2324-0-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2324-1-0x0000000000411000-0x0000000000412000-memory.dmp

Filesize
4KB

Download
memory/2324-2-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2324-3-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/3540-4-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/3540-7-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/3540-6-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/3540-8-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/3540-10-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/4072-14-0x0000000000A50000-0x0000000000ADD000-memory.dmp

Filesize
564KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads