qakbot | 336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da

General

Target

instant.dll
Size

833KB
MD5

97406f2cee93cdb660848c99e6d291e6
SHA1

17aa4ce85e931fdf383b864144a3c1b6e68f91e2
SHA256

336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
SHA512

4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Score

10^/10

qakbot tr 1632730751 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.343

Botnet

tr

Campaign

1632730751

C2

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

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

700 regsvr32.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

2044 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

1864 rundll32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

1864 rundll32.exe

pid	process
700	regsvr32.exe

pid	process
2044	schtasks.exe

pid	process
1864	rundll32.exe

pid	process
1864	rundll32.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	process	target process
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1864	1652	rundll32.exe	rundll32.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1864 wrote to memory of 1492	1864	rundll32.exe	explorer.exe
PID 1492 wrote to memory of 2044	1492	explorer.exe	schtasks.exe
PID 1492 wrote to memory of 2044	1492	explorer.exe	schtasks.exe
PID 1492 wrote to memory of 2044	1492	explorer.exe	schtasks.exe
PID 1492 wrote to memory of 2044	1492	explorer.exe	schtasks.exe
PID 1304 wrote to memory of 1372	1304	taskeng.exe	regsvr32.exe
PID 1304 wrote to memory of 1372	1304	taskeng.exe	regsvr32.exe
PID 1304 wrote to memory of 1372	1304	taskeng.exe	regsvr32.exe
PID 1304 wrote to memory of 1372	1304	taskeng.exe	regsvr32.exe
PID 1304 wrote to memory of 1372	1304	taskeng.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe
PID 1372 wrote to memory of 700	1372	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\instant.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\instant.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1492

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cbgufquu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\instant.dll\"" /SC ONCE /Z /ST 14:43 /ET 14:55
4⤵
- Creates scheduled task(s)
PID:2044

C:\Windows\system32\taskeng.exe
taskeng.exe {29DDA9D4-9D73-4BCA-AA61-E400B6ECA558} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1304

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\instant.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1372

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\instant.dll"
3⤵
- Loads dropped DLL
PID:700

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\instant.dll
MD5
97406f2cee93cdb660848c99e6d291e6

SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2

SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da

SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Download Submit
\Users\Admin\AppData\Local\Temp\instant.dll
MD5
97406f2cee93cdb660848c99e6d291e6

SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2

SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da

SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef

Download Submit
memory/700-73-0x0000000000000000-mapping.dmp

Download
memory/1372-70-0x0000000000000000-mapping.dmp

Download
memory/1372-71-0x000007FEFB6A1000-0x000007FEFB6A3000-memory.dmp

Filesize
8KB

Download
memory/1492-67-0x0000000074291000-0x0000000074293000-memory.dmp

Filesize
8KB

Download
memory/1492-68-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/1492-65-0x0000000000000000-mapping.dmp

Download
memory/1864-60-0x0000000000000000-mapping.dmp

Download
memory/1864-64-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/1864-63-0x0000000074400000-0x0000000074568000-memory.dmp

Filesize
1.4MB

Download
memory/1864-62-0x0000000074400000-0x0000000074421000-memory.dmp

Filesize
132KB

Download
memory/1864-61-0x00000000754F1000-0x00000000754F3000-memory.dmp

Filesize
8KB

Download
memory/2044-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads