qakbot | 9c4807666747c9befea4427e5b9791193fdb105d53400639e8cc401d92463be2

Target

336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da.dll
Size

833KB
MD5

97406f2cee93cdb660848c99e6d291e6
SHA1

17aa4ce85e931fdf383b864144a3c1b6e68f91e2
SHA256

336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
SHA512

4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Score

10^/10

qakbot tr 1632730751 banker persistence stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.343

Botnet

Campaign

1632730751

95.77.223.148:443

47.22.148.6:443

89.101.97.139:443

27.223.92.142:995

120.151.47.189:443

136.232.34.70:443

120.150.218.241:995

185.250.148.74:443

181.118.183.94:443

140.82.49.12:443

67.165.206.193:993

103.148.120.144:443

71.74.12.34:443

76.25.142.196:443

73.151.236.31:443

173.21.10.71:2222

75.188.35.168:443

2.178.88.145:61202

71.80.168.245:443

45.46.53.140:2222

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

2116 regsvr32.exe

pid	process
2116	regsvr32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\nslrumk = "regsvr32.exe -s \"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Wwfogmvkrwed\\yzfrsfqrdrxskk.dll\""	explorer.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

4028 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1116 rundll32.exe
1116 rundll32.exe
2116 regsvr32.exe
2116 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1116 rundll32.exe
2116 regsvr32.exe

pid	process
4028	schtasks.exe

pid	process
1116	rundll32.exe
1116	rundll32.exe
2116	regsvr32.exe
2116	regsvr32.exe

pid	process
1116	rundll32.exe
2116	regsvr32.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 488 wrote to memory of 1116	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1116	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1116	488	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 3656	1116	rundll32.exe	explorer.exe
PID 1116 wrote to memory of 3656	1116	rundll32.exe	explorer.exe
PID 1116 wrote to memory of 3656	1116	rundll32.exe	explorer.exe
PID 1116 wrote to memory of 3656	1116	rundll32.exe	explorer.exe
PID 1116 wrote to memory of 3656	1116	rundll32.exe	explorer.exe
PID 3656 wrote to memory of 4028	3656	explorer.exe	schtasks.exe
PID 3656 wrote to memory of 4028	3656	explorer.exe	schtasks.exe
PID 3656 wrote to memory of 4028	3656	explorer.exe	schtasks.exe
PID 3656 wrote to memory of 2116	3656	explorer.exe	regsvr32.exe
PID 3656 wrote to memory of 2116	3656	explorer.exe	regsvr32.exe
PID 3656 wrote to memory of 2116	3656	explorer.exe	regsvr32.exe
PID 2116 wrote to memory of 4084	2116	regsvr32.exe	explorer.exe
PID 2116 wrote to memory of 4084	2116	regsvr32.exe	explorer.exe
PID 2116 wrote to memory of 4084	2116	regsvr32.exe	explorer.exe
PID 2116 wrote to memory of 4084	2116	regsvr32.exe	explorer.exe
PID 2116 wrote to memory of 4084	2116	regsvr32.exe	explorer.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1116

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3656

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kvubjmhqqt /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da.dll\"" /SC ONCE /Z /ST 23:54 /ET 24:06
4⤵
- Creates scheduled task(s)
PID:4028

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Roaming\Microsoft\Wwfogmvkrwed\yzfrsfqrdrxskk.dll"
4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2116

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
5⤵
PID:4084

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Wwfogmvkrwed\yzfrsfqrdrxskk.dll
MD5
97406f2cee93cdb660848c99e6d291e6

SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2

SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da

SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Wwfogmvkrwed\yzfrsfqrdrxskk.dll
MD5
97406f2cee93cdb660848c99e6d291e6

SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2

SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da

SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Download Submit
memory/1116-119-0x0000000073D90000-0x0000000073EF8000-memory.dmp

Filesize
1.4MB

Download
memory/1116-120-0x0000000073D90000-0x0000000073DB1000-memory.dmp

Filesize
132KB

Download
memory/1116-121-0x0000000073D90000-0x0000000073EF8000-memory.dmp

Filesize
1.4MB

Download
memory/1116-122-0x0000000002E00000-0x0000000002F4A000-memory.dmp

Filesize
1.3MB

Download
memory/1116-118-0x0000000000000000-mapping.dmp

Download
memory/2116-135-0x0000000000C00000-0x0000000000D4A000-memory.dmp

Filesize
1.3MB

Download
memory/2116-134-0x00000000727D0000-0x0000000072938000-memory.dmp

Filesize
1.4MB

Download
memory/2116-133-0x00000000727D0000-0x00000000727F1000-memory.dmp

Filesize
132KB

Download
memory/2116-132-0x00000000727D0000-0x0000000072938000-memory.dmp

Filesize
1.4MB

Download
memory/2116-129-0x0000000000000000-mapping.dmp

Download
memory/3656-123-0x0000000000000000-mapping.dmp

Download
memory/3656-128-0x0000000003450000-0x0000000003451000-memory.dmp

Filesize
4KB

Download
memory/3656-127-0x0000000003260000-0x0000000003281000-memory.dmp

Filesize
132KB

Download
memory/3656-126-0x0000000003450000-0x0000000003451000-memory.dmp

Filesize
4KB

Download
memory/3656-125-0x0000000003450000-0x0000000003451000-memory.dmp

Filesize
4KB

Download
memory/4028-124-0x0000000000000000-mapping.dmp

Download
memory/4084-136-0x0000000000000000-mapping.dmp

Download
memory/4084-137-0x00000000031D0000-0x00000000031D1000-memory.dmp

Filesize
4KB

Download
memory/4084-138-0x00000000007B0000-0x00000000007D1000-memory.dmp

Filesize
132KB

Download