qakbot | b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3

General

Target

b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll
Size

556KB
MD5

2896eeab2e84d350b16258441538b624
SHA1

c9bcc6eeebda830d39487540c2a594da06912cef
SHA256

b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3
SHA512

b85ce65024667ca93fb531453ed1924d20787c8ff78aee08e89b6b916961295e13859bedd5c661a539ac60c649d01189fea090347368a1b1b7eb61fec646de85

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

2612 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2132 2612 WerFault.exe regsvr32.exe

pid	process
2612	regsvr32.exe

pid	pid_target	process	target process
2132	2612	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\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
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

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

800 schtasks.exe

pid	process
800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
712	rundll32.exe
712	rundll32.exe
712	rundll32.exe
712	rundll32.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe
2132	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

712 rundll32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2132 WerFault.exe
Token: SeBackupPrivilege 2132 WerFault.exe
Token: SeDebugPrivilege 2132 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2132	WerFault.exe
Token: SeBackupPrivilege	2132	WerFault.exe
Token: SeDebugPrivilege	2132	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 988 wrote to memory of 712	988	rundll32.exe	rundll32.exe
PID 988 wrote to memory of 712	988	rundll32.exe	rundll32.exe
PID 988 wrote to memory of 712	988	rundll32.exe	rundll32.exe
PID 712 wrote to memory of 216	712	rundll32.exe	explorer.exe
PID 712 wrote to memory of 216	712	rundll32.exe	explorer.exe
PID 712 wrote to memory of 216	712	rundll32.exe	explorer.exe
PID 712 wrote to memory of 216	712	rundll32.exe	explorer.exe
PID 712 wrote to memory of 216	712	rundll32.exe	explorer.exe
PID 216 wrote to memory of 800	216	explorer.exe	schtasks.exe
PID 216 wrote to memory of 800	216	explorer.exe	schtasks.exe
PID 216 wrote to memory of 800	216	explorer.exe	schtasks.exe
PID 1452 wrote to memory of 2612	1452	regsvr32.exe	regsvr32.exe
PID 1452 wrote to memory of 2612	1452	regsvr32.exe	regsvr32.exe
PID 1452 wrote to memory of 2612	1452	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll,#1
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:712

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:216

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vbeslyj /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll\"" /SC ONCE /Z /ST 22:56 /ET 23:08
4⤵
- Creates scheduled task(s)
PID:800

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll"
2⤵
- Loads dropped DLL
PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 596
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2132

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\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
\Users\Admin\AppData\Local\Temp\b26fc49a0c4e6d016dd81d948aecd9f7e7c46ffbd7beefe5b9cf1a4f621a3ce3.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
memory/216-5-0x0000000000000000-mapping.dmp

Download
memory/216-7-0x0000000000580000-0x00000000005B5000-memory.dmp

Filesize
212KB

Download
memory/216-8-0x0000000000580000-0x00000000005B5000-memory.dmp

Filesize
212KB

Download
memory/712-2-0x0000000000000000-mapping.dmp

Download
memory/712-3-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/712-4-0x0000000000D00000-0x0000000000D01000-memory.dmp

Filesize
4KB

Download
memory/800-6-0x0000000000000000-mapping.dmp

Download
memory/2132-12-0x00000000032F0000-0x00000000032F1000-memory.dmp

Filesize
4KB

Download
memory/2612-10-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads