qakbot | b9228d88616a1afef3744410666e04a701180ca107f478d2718d43a195a708a6

General

Target

aZmqL.hta
Size

2KB
MD5

5050ab030cad77071b848d900adb1524
SHA1

64ae91d58e6a014f3a2b812d2ffd6e78725f7caf
SHA256

b9228d88616a1afef3744410666e04a701180ca107f478d2718d43a195a708a6
SHA512

e66e91f0823c0f15f5bf42ec778a6b05a9934439dc075f4fc594020251ebd4eaaf0c75812e18be262d1b9d7511a2a99b9df5ab91921348b4264584feeb874f5b

Score

10^/10

qakbot krk01 1611569149 banker ransomware stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

krk01

Campaign

1611569149

C2

31.5.21.66:995

89.3.198.238:443

202.188.138.162:443

188.24.128.253:443

175.141.219.71:443

151.60.15.183:443

184.189.122.72:443

80.227.5.70:443

140.82.49.12:443

89.211.241.100:995

81.97.154.100:443

77.27.174.49:995

92.154.83.96:2078

42.3.8.54:443

71.187.170.235:443

46.153.36.53:995

71.182.142.63:443

105.186.102.16:443

50.244.112.106:443

78.63.226.32:443

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

9 4700 mshta.exe
Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3276 regsvr32.exe
4032 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2056 4032 WerFault.exe regsvr32.exe

flow	pid	process
9	4700	mshta.exe

pid	pid_target	process	target process
2056	4032	WerFault.exe	regsvr32.exe

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

regsvr32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	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

3256 schtasks.exe

pid	process
3256	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

regsvr32.exeWerFault.exe

pid	process
3276	regsvr32.exe
3276	regsvr32.exe
3276	regsvr32.exe
3276	regsvr32.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

3276 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2056 WerFault.exe
Token: SeBackupPrivilege 2056 WerFault.exe
Token: SeDebugPrivilege 2056 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2056	WerFault.exe
Token: SeBackupPrivilege	2056	WerFault.exe
Token: SeDebugPrivilege	2056	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

mshta.exeregsvr32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 4700 wrote to memory of 3276	4700	mshta.exe	regsvr32.exe
PID 4700 wrote to memory of 3276	4700	mshta.exe	regsvr32.exe
PID 4700 wrote to memory of 3276	4700	mshta.exe	regsvr32.exe
PID 3276 wrote to memory of 964	3276	regsvr32.exe	explorer.exe
PID 3276 wrote to memory of 964	3276	regsvr32.exe	explorer.exe
PID 3276 wrote to memory of 964	3276	regsvr32.exe	explorer.exe
PID 3276 wrote to memory of 964	3276	regsvr32.exe	explorer.exe
PID 3276 wrote to memory of 964	3276	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 3256	964	explorer.exe	schtasks.exe
PID 964 wrote to memory of 3256	964	explorer.exe	schtasks.exe
PID 964 wrote to memory of 3256	964	explorer.exe	schtasks.exe
PID 4040 wrote to memory of 4032	4040	regsvr32.exe	regsvr32.exe
PID 4040 wrote to memory of 4032	4040	regsvr32.exe	regsvr32.exe
PID 4040 wrote to memory of 4032	4040	regsvr32.exe	regsvr32.exe

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\aZmqL.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
1⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:4700

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" c:\programdata\aZmqL.tmp
2⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3276

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:964

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn foyekzh /tr "regsvr32.exe -s \"c:\programdata\aZmqL.tmp\"" /SC ONCE /Z /ST 19:33 /ET 19:45
4⤵
- Creates scheduled task(s)
PID:3256

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "c:\programdata\aZmqL.tmp"
1⤵
- Suspicious use of WriteProcessMemory
PID:4040

C:\Windows\SysWOW64\regsvr32.exe
-s "c:\programdata\aZmqL.tmp"
2⤵
- Loads dropped DLL
PID:4032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 596
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2056

Network

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

System Information Discovery

2

T1082

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\??\c:\programdata\aZmqL.tmp
MD5
8f501023ee9d19e1d64620183b4206cd

SHA1
97789471aa1d37bf040aeec5dfd8e8ad1515d2bf

SHA256
983322651f582ef54250ddc4bbc8424e77e4ec4a853cc464cfac9ac2fcbb4def

SHA512
b87d72d6d0be9891e1852210ebf0421465f37a18523186b8d8f4273e0782144754ce0a06b918360b646c3965ae0a3a207f842f113b0090c3ce750d1db1090fd4

Download Submit
\??\c:\programdata\aZmqL.tmp
MD5
b379d2943f8effccbf1371e0af21a67d

SHA1
f103472c49a4a25a8409855f25d489b602c948a7

SHA256
9df8ad6621a1ab3cb989679a184954b19f940b1bf8d8b073418f192ce4595357

SHA512
5284db14039c99e62c529526cbeb2addd42f816a6356369709236ee3fa8e360c1b441cf095aed5b880a9e3d7047b4c6867544449bc39c6bb87e4ac7cd55c18f2

Download Submit
\ProgramData\aZmqL.tmp
MD5
8f501023ee9d19e1d64620183b4206cd

SHA1
97789471aa1d37bf040aeec5dfd8e8ad1515d2bf

SHA256
983322651f582ef54250ddc4bbc8424e77e4ec4a853cc464cfac9ac2fcbb4def

SHA512
b87d72d6d0be9891e1852210ebf0421465f37a18523186b8d8f4273e0782144754ce0a06b918360b646c3965ae0a3a207f842f113b0090c3ce750d1db1090fd4

Download Submit
\ProgramData\aZmqL.tmp
MD5
b379d2943f8effccbf1371e0af21a67d

SHA1
f103472c49a4a25a8409855f25d489b602c948a7

SHA256
9df8ad6621a1ab3cb989679a184954b19f940b1bf8d8b073418f192ce4595357

SHA512
5284db14039c99e62c529526cbeb2addd42f816a6356369709236ee3fa8e360c1b441cf095aed5b880a9e3d7047b4c6867544449bc39c6bb87e4ac7cd55c18f2

Download Submit
memory/964-8-0x00000000004D0000-0x0000000000505000-memory.dmp

Filesize
212KB

Download
memory/964-7-0x0000000000000000-mapping.dmp

Download
memory/964-10-0x00000000004D0000-0x0000000000505000-memory.dmp

Filesize
212KB

Download
memory/2056-14-0x00000000035F0000-0x00000000035F1000-memory.dmp

Filesize
4KB

Download
memory/3256-9-0x0000000000000000-mapping.dmp

Download
memory/3276-2-0x0000000000000000-mapping.dmp

Download
memory/3276-6-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

Filesize
4KB

Download
memory/3276-5-0x000000006ECE0000-0x000000006ED15000-memory.dmp

Filesize
212KB

Download
memory/4032-12-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads