qakbot | 71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e

General

Target

71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll
Size

402KB
MD5

74d8ec87fcc6d4fb65dea95cbf0b7ed0
SHA1

0907206e93cbf8492e673c59855965bb6bd9d6aa
SHA256

71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e
SHA512

5fff54384cf81a4fb2b27b25bd574630b85dbf8d1b9a9f94188720e92ee3ba8e9ed0e921922e2bba29748a2d5892330faa3780595c6977ae645170e94fb5438b

Score

10^/10

qakbot tr02 1607427512 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

tr02

Campaign

1607427512

C2

73.32.115.251:443

161.199.180.159:443

185.163.221.77:2222

197.161.154.132:443

105.198.236.99:443

83.196.50.197:2222

96.225.88.23:443

156.222.27.207:995

81.214.126.173:2222

83.110.13.182:2222

85.121.42.12:443

67.82.244.199:2222

172.87.157.235:3389

86.176.133.145:2222

72.186.1.237:443

80.11.5.65:2222

94.59.236.155:995

81.150.181.168:2222

184.98.97.227:995

149.28.101.90:443

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

568 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1368 1948 WerFault.exe 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

1296 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

regsvr32.exeWerFault.exe

pid process

1948 regsvr32.exe
1948 regsvr32.exe
1368 WerFault.exe
1368 WerFault.exe
1368 WerFault.exe
1368 WerFault.exe
1368 WerFault.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

1948 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1368 WerFault.exe

pid	process
568	regsvr32.exe

pid	pid_target	process	target process
1368	1948	WerFault.exe	regsvr32.exe

pid	process
1296	schtasks.exe

pid	process
1948	regsvr32.exe
1948	regsvr32.exe
1368	WerFault.exe
1368	WerFault.exe
1368	WerFault.exe
1368	WerFault.exe
1368	WerFault.exe

pid	process
1948	regsvr32.exe

description	pid	process
Token: SeDebugPrivilege	1368	WerFault.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	process	target process
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1584 wrote to memory of 1948	1584	regsvr32.exe	regsvr32.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 2036	1948	regsvr32.exe	explorer.exe
PID 1948 wrote to memory of 1368	1948	regsvr32.exe	WerFault.exe
PID 1948 wrote to memory of 1368	1948	regsvr32.exe	WerFault.exe
PID 1948 wrote to memory of 1368	1948	regsvr32.exe	WerFault.exe
PID 1948 wrote to memory of 1368	1948	regsvr32.exe	WerFault.exe
PID 2036 wrote to memory of 1296	2036	explorer.exe	schtasks.exe
PID 2036 wrote to memory of 1296	2036	explorer.exe	schtasks.exe
PID 2036 wrote to memory of 1296	2036	explorer.exe	schtasks.exe
PID 2036 wrote to memory of 1296	2036	explorer.exe	schtasks.exe
PID 932 wrote to memory of 320	932	taskeng.exe	regsvr32.exe
PID 932 wrote to memory of 320	932	taskeng.exe	regsvr32.exe
PID 932 wrote to memory of 320	932	taskeng.exe	regsvr32.exe
PID 932 wrote to memory of 320	932	taskeng.exe	regsvr32.exe
PID 932 wrote to memory of 320	932	taskeng.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe
PID 320 wrote to memory of 568	320	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1584

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ygtmjsmv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll\"" /SC ONCE /Z /ST 16:26 /ET 16:38
4⤵
- Creates scheduled task(s)
PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 296
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1368

C:\Windows\system32\taskeng.exe
taskeng.exe {70384644-1E7D-45AE-AFF3-C1B4DA038AC1} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:932

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll"
3⤵
- Loads dropped DLL
PID:568

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\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll
MD5
1b19895b97a55c26e3c4095ead06f24a

SHA1
c49fe662b6c7c7dbd514bb31d3f30e77aba793c2

SHA256
c4320df7798e30db962467c4710c01209938204a50c2d397b69d02da1cff53b4

SHA512
680ba52ae07ee3eb9aaa588fa1fb13837b50e1466cb92d0e2e7d692e244adc0b90b632064d9fa5dc8517add6c4ebd6d51d6003b88ae29c3c881a289e89789818

Download Submit
\Users\Admin\AppData\Local\Temp\71e2483b2d36765651132c9c1f935784a2008a91159b0ee3bbfb94193d0d644e.dll
MD5
1b19895b97a55c26e3c4095ead06f24a

SHA1
c49fe662b6c7c7dbd514bb31d3f30e77aba793c2

SHA256
c4320df7798e30db962467c4710c01209938204a50c2d397b69d02da1cff53b4

SHA512
680ba52ae07ee3eb9aaa588fa1fb13837b50e1466cb92d0e2e7d692e244adc0b90b632064d9fa5dc8517add6c4ebd6d51d6003b88ae29c3c881a289e89789818

Download Submit
memory/320-10-0x0000000000000000-mapping.dmp

Download
memory/568-12-0x0000000000000000-mapping.dmp

Download
memory/1296-8-0x0000000000000000-mapping.dmp

Download
memory/1368-6-0x0000000000000000-mapping.dmp

Download
memory/1368-7-0x0000000002000000-0x0000000002011000-memory.dmp

Filesize
68KB

Download
memory/1948-2-0x0000000000000000-mapping.dmp

Download
memory/1948-4-0x0000000000300000-0x0000000000321000-memory.dmp

Filesize
132KB

Download
memory/2036-3-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/2036-5-0x0000000000000000-mapping.dmp

Download
memory/2036-9-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads