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

3844 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

3496 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

3876 rundll32.exe
3876 rundll32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

3876 rundll32.exe

pid	process
3844	regsvr32.exe

pid	process
3496	schtasks.exe

pid	process
3876	rundll32.exe
3876	rundll32.exe

pid	process
3876	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 4032 wrote to memory of 3876	4032	rundll32.exe	rundll32.exe
PID 4032 wrote to memory of 3876	4032	rundll32.exe	rundll32.exe
PID 4032 wrote to memory of 3876	4032	rundll32.exe	rundll32.exe
PID 3876 wrote to memory of 988	3876	rundll32.exe	explorer.exe
PID 3876 wrote to memory of 988	3876	rundll32.exe	explorer.exe
PID 3876 wrote to memory of 988	3876	rundll32.exe	explorer.exe
PID 3876 wrote to memory of 988	3876	rundll32.exe	explorer.exe
PID 3876 wrote to memory of 988	3876	rundll32.exe	explorer.exe
PID 988 wrote to memory of 3496	988	explorer.exe	schtasks.exe
PID 988 wrote to memory of 3496	988	explorer.exe	schtasks.exe
PID 988 wrote to memory of 3496	988	explorer.exe	schtasks.exe
PID 3944 wrote to memory of 3844	3944	regsvr32.exe	regsvr32.exe
PID 3944 wrote to memory of 3844	3944	regsvr32.exe	regsvr32.exe
PID 3944 wrote to memory of 3844	3944	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:4032

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:3876

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:988

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ublxzpy /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:3496

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\instant.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\instant.dll"
2⤵
- Loads dropped DLL
PID:3844

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

Replay Monitor

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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/988-118-0x0000000000000000-mapping.dmp

Download
memory/988-119-0x0000000002CB0000-0x0000000002CD1000-memory.dmp

Filesize
132KB

Download
memory/3496-120-0x0000000000000000-mapping.dmp

Download
memory/3844-124-0x0000000000000000-mapping.dmp

Download
memory/3876-114-0x0000000000000000-mapping.dmp

Download
memory/3876-116-0x00000000733F0000-0x0000000073558000-memory.dmp

Filesize
1.4MB

Download
memory/3876-115-0x00000000733F0000-0x0000000073411000-memory.dmp

Filesize
132KB

Download
memory/3876-117-0x00000000007E0000-0x000000000092A000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads