qakbot | ae3055c19ad423ef263d41db3a3b5bfbb435dc5027acd20e9f115cd89554f5da

General

Target

Qbot_12May21.bin.dll
Size

255KB
MD5

6f61bc3681ab29861e42860e7407164a
SHA1

77b70414edca48014a0ac2ec607ab510bd5cb789
SHA256

ae3055c19ad423ef263d41db3a3b5bfbb435dc5027acd20e9f115cd89554f5da
SHA512

4e61077a7a62e61494fad862830ab9e31817b410398f5696128226e4131419a692ae9aff496d0855e8d4daa077b3fde96601b0e50e5b9658672a98283a81b9c2

Score

10^/10

qakbot tr 1619706851 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.68

Botnet

tr

Campaign

1619706851

C2

24.117.107.120:443

190.85.91.154:443

72.252.201.69:443

189.210.115.207:443

71.41.184.10:3389

81.97.154.100:443

50.29.166.232:995

140.82.49.12:443

75.137.47.174:443

71.74.12.34:443

73.25.124.140:2222

149.28.99.97:2222

45.77.115.208:2222

45.32.211.207:995

207.246.116.237:443

149.28.99.97:443

207.246.77.75:443

149.28.98.196:995

207.246.116.237:2222

45.77.115.208:8443

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

1168 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2100 1168 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

1840 schtasks.exe

pid	process
1168	regsvr32.exe

pid	pid_target	process	target process
2100	1168	WerFault.exe	regsvr32.exe

pid	process
1840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

regsvr32.exeWerFault.exe

pid	process
3764	regsvr32.exe
3764	regsvr32.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe
2100	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

3764 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2100 WerFault.exe
Token: SeBackupPrivilege 2100 WerFault.exe
Token: SeDebugPrivilege 2100 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2100	WerFault.exe
Token: SeBackupPrivilege	2100	WerFault.exe
Token: SeDebugPrivilege	2100	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 3692 wrote to memory of 3764	3692	regsvr32.exe	regsvr32.exe
PID 3692 wrote to memory of 3764	3692	regsvr32.exe	regsvr32.exe
PID 3692 wrote to memory of 3764	3692	regsvr32.exe	regsvr32.exe
PID 3764 wrote to memory of 1640	3764	regsvr32.exe	explorer.exe
PID 3764 wrote to memory of 1640	3764	regsvr32.exe	explorer.exe
PID 3764 wrote to memory of 1640	3764	regsvr32.exe	explorer.exe
PID 3764 wrote to memory of 1640	3764	regsvr32.exe	explorer.exe
PID 3764 wrote to memory of 1640	3764	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 1840	1640	explorer.exe	schtasks.exe
PID 1640 wrote to memory of 1840	1640	explorer.exe	schtasks.exe
PID 1640 wrote to memory of 1840	1640	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 1168	1172	regsvr32.exe	regsvr32.exe
PID 1172 wrote to memory of 1168	1172	regsvr32.exe	regsvr32.exe
PID 1172 wrote to memory of 1168	1172	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3692

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3764

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn irzgqsjfu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll\"" /SC ONCE /Z /ST 18:19 /ET 18:31
4⤵
- Creates scheduled task(s)
PID:1840

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:1172

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll"
2⤵
- Loads dropped DLL
PID:1168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 596
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2100

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll
MD5
21411840d5b62b06201653e85925c034

SHA1
c99b44f5fe38c19bf4852397dcf8ab451b30b927

SHA256
9bc156ad9720d084111f6155e9dc0e81484ac257bda84b4ef30a476c5bd4562a

SHA512
046fa1b054588627660792720d6eaca3d6f665a15b1784b71bf2187ba981e426f96cb0954ab50c9a81ffc77050e1806238bcabd65a8a958b45d9d317b677491d

Download Submit
\Users\Admin\AppData\Local\Temp\Qbot_12May21.bin.dll
MD5
21411840d5b62b06201653e85925c034

SHA1
c99b44f5fe38c19bf4852397dcf8ab451b30b927

SHA256
9bc156ad9720d084111f6155e9dc0e81484ac257bda84b4ef30a476c5bd4562a

SHA512
046fa1b054588627660792720d6eaca3d6f665a15b1784b71bf2187ba981e426f96cb0954ab50c9a81ffc77050e1806238bcabd65a8a958b45d9d317b677491d

Download Submit
memory/1168-121-0x0000000000000000-mapping.dmp

Download
memory/1640-115-0x0000000000000000-mapping.dmp

Download
memory/1640-119-0x00000000004E0000-0x000000000051D000-memory.dmp

Filesize
244KB

Download
memory/1840-116-0x0000000000000000-mapping.dmp

Download
memory/3764-114-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads