qakbot | adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820

General

Target

adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll
Size

556KB
MD5

842f4cc5375cfdc580250bb3ed1793a8
SHA1

6a24e86e62ce623396a779f4ef9478785f1af852
SHA256

adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820
SHA512

8df0da73d5892adfe61d60243fdda2c8fe8c95d17feac454beefaf4424b0b682338a841d217606ee7efd68d817fc2430ec140e36eb7a378dddddfa2695fe5e0e

Score

10^/10

qakbot krk01 1611569149 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

krk01

Campaign

1611569149

C2

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

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

640 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2112 640 WerFault.exe regsvr32.exe

pid	process
640	regsvr32.exe

pid	pid_target	process	target process
2112	640	WerFault.exe	regsvr32.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

Processes:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	rundll32.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
T1053

Processes:

schtasks.exe

pid process

1564 schtasks.exe

pid	process
1564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
1096	rundll32.exe
1096	rundll32.exe
1096	rundll32.exe
1096	rundll32.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

1096 rundll32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2112 WerFault.exe
Token: SeBackupPrivilege 2112 WerFault.exe
Token: SeDebugPrivilege 2112 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2112	WerFault.exe
Token: SeBackupPrivilege	2112	WerFault.exe
Token: SeDebugPrivilege	2112	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 1036 wrote to memory of 1096	1036	rundll32.exe	rundll32.exe
PID 1036 wrote to memory of 1096	1036	rundll32.exe	rundll32.exe
PID 1036 wrote to memory of 1096	1036	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 2876	1096	rundll32.exe	explorer.exe
PID 1096 wrote to memory of 2876	1096	rundll32.exe	explorer.exe
PID 1096 wrote to memory of 2876	1096	rundll32.exe	explorer.exe
PID 1096 wrote to memory of 2876	1096	rundll32.exe	explorer.exe
PID 1096 wrote to memory of 2876	1096	rundll32.exe	explorer.exe
PID 2876 wrote to memory of 1564	2876	explorer.exe	schtasks.exe
PID 2876 wrote to memory of 1564	2876	explorer.exe	schtasks.exe
PID 2876 wrote to memory of 1564	2876	explorer.exe	schtasks.exe
PID 3624 wrote to memory of 640	3624	regsvr32.exe	regsvr32.exe
PID 3624 wrote to memory of 640	3624	regsvr32.exe	regsvr32.exe
PID 3624 wrote to memory of 640	3624	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1036

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll,#1
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1096

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:2876

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn mngyqbk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll\"" /SC ONCE /Z /ST 22:56 /ET 23:08
4⤵
- Creates scheduled task(s)
PID:1564

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:3624

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll"
2⤵
- Loads dropped DLL
PID:640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 596
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2112

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
\Users\Admin\AppData\Local\Temp\adb88494e762ab691988b60a10c6b7f8cf3c921f878a189e9a468ee4cf059820.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
memory/640-10-0x0000000000000000-mapping.dmp

Download
memory/1096-2-0x0000000000000000-mapping.dmp

Download
memory/1096-3-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/1096-4-0x0000000003650000-0x0000000003651000-memory.dmp

Filesize
4KB

Download
memory/1564-6-0x0000000000000000-mapping.dmp

Download
memory/2112-12-0x0000000003410000-0x0000000003411000-memory.dmp

Filesize
4KB

Download
memory/2876-5-0x0000000000000000-mapping.dmp

Download
memory/2876-7-0x0000000000B80000-0x0000000000BB5000-memory.dmp

Filesize
212KB

Download
memory/2876-8-0x0000000000B80000-0x0000000000BB5000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads