qakbot | 59face6793dba844768077f3d8aa46b10b67245d0d7c8f6b42c19d80e48ab63a

General

Target

81a6093455e4941e41ca63a5e7387912228a0ed4.dll
Size

445KB
MD5

18b1d126cdaf2120bf3009f971cd08b4
SHA1

81a6093455e4941e41ca63a5e7387912228a0ed4
SHA256

59face6793dba844768077f3d8aa46b10b67245d0d7c8f6b42c19d80e48ab63a
SHA512

a9dd8f0583ecb0bc96e1b46861c5cbb6ca11596ba1e33581f5f4fd130c2467b023b9b8945a89fdbd68a4d57c59ef80f4e5b78ef4522b1f67f124b577aaf42387

Score

10^/10

qakbot krk01 1611569149 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

401.138

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

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

1404 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2876 1404 WerFault.exe regsvr32.exe

pid	process
1404	regsvr32.exe

pid	pid_target	process	target process
2876	1404	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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Service	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Service	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

4476 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

3500 rundll32.exe
3500 rundll32.exe
3500 rundll32.exe
3500 rundll32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

3500 rundll32.exe

pid	process
4476	schtasks.exe

pid	process
3500	rundll32.exe
3500	rundll32.exe
3500	rundll32.exe
3500	rundll32.exe

pid	process
3500	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 4704 wrote to memory of 3500	4704	rundll32.exe	rundll32.exe
PID 4704 wrote to memory of 3500	4704	rundll32.exe	rundll32.exe
PID 4704 wrote to memory of 3500	4704	rundll32.exe	rundll32.exe
PID 3500 wrote to memory of 3372	3500	rundll32.exe	explorer.exe
PID 3500 wrote to memory of 3372	3500	rundll32.exe	explorer.exe
PID 3500 wrote to memory of 3372	3500	rundll32.exe	explorer.exe
PID 3500 wrote to memory of 3372	3500	rundll32.exe	explorer.exe
PID 3500 wrote to memory of 3372	3500	rundll32.exe	explorer.exe
PID 3372 wrote to memory of 4476	3372	explorer.exe	schtasks.exe
PID 3372 wrote to memory of 4476	3372	explorer.exe	schtasks.exe
PID 3372 wrote to memory of 4476	3372	explorer.exe	schtasks.exe
PID 4840 wrote to memory of 1404	4840	regsvr32.exe	regsvr32.exe
PID 4840 wrote to memory of 1404	4840	regsvr32.exe	regsvr32.exe
PID 4840 wrote to memory of 1404	4840	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4704

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll,#1
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3500

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3372

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn gfaebssttz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll\"" /SC ONCE /Z /ST 01:29 /ET 01:41
4⤵
- Creates scheduled task(s)
PID:4476

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:4840

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll"
2⤵
- Loads dropped DLL
PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 584
3⤵
- Program crash
PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1404 -ip 1404
1⤵
PID:1276

Network

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\81a6093455e4941e41ca63a5e7387912228a0ed4.dll
Filesize
445KB

MD5
cbfd31d327d1e45f3b7f9fa42a653efd

SHA1
594e207560d399570f4190b1fee1bae9f08aa01f

SHA256
6da4dae7d0f075b2950e0cda0068c14e7b63d1ff346adaceb4e6c564c0471abf

SHA512
5d4f7fd57eee27ae793a370946a191a955dd46c0b7ef9995fbec63081c6666bacb77c0b51bb782452961364fe0aed0ee26edc4c5e05de6f14233520b88d2283f

Download Submit
C:\Users\Admin\AppData\Local\Temp\81a6093455e4941e41ca63a5e7387912228a0ed4.dll
Filesize
445KB

MD5
cbfd31d327d1e45f3b7f9fa42a653efd

SHA1
594e207560d399570f4190b1fee1bae9f08aa01f

SHA256
6da4dae7d0f075b2950e0cda0068c14e7b63d1ff346adaceb4e6c564c0471abf

SHA512
5d4f7fd57eee27ae793a370946a191a955dd46c0b7ef9995fbec63081c6666bacb77c0b51bb782452961364fe0aed0ee26edc4c5e05de6f14233520b88d2283f

Download Submit
memory/1404-139-0x0000000000000000-mapping.dmp

Download
memory/3372-134-0x0000000000000000-mapping.dmp

Download
memory/3372-136-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/3372-137-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/3500-130-0x0000000000000000-mapping.dmp

Download
memory/3500-132-0x0000000075780000-0x00000000757FF000-memory.dmp

Filesize
508KB

Download
memory/3500-131-0x0000000075780000-0x00000000757B5000-memory.dmp

Filesize
212KB

Download
memory/4476-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads