qakbot | f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372

General

Target

f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
Size

638KB
MD5

2f3ba4d6bc146db4af54dffa1073f93e
SHA1

fdc0db26a493a618628468371d90c9693ce1cafb
SHA256

f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372
SHA512

a371041f26389fcb9137276115103564e39685d94c4d28da4f779fe689627cceebd415788e406d83ca145208e6a432815d4d597eab1d883609b4cd96a8322a3a

Score

10^/10

qakbot cullinan 1640084934 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640084934

C2

95.5.133.68:995

188.159.122.122:443

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

31.35.28.29:443

96.37.113.36:993

109.12.111.14:443

14.96.72.249:61202

93.48.80.198:995

45.9.20.200:2211

24.95.61.62:443

79.167.192.206:995

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

114.79.148.170:443

63.153.187.104:443

103.143.8.71:6881

24.53.49.240:443

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
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

3672 schtasks.exe

pid	process
3672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

regsvr32.exe

pid	process
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe
2732	regsvr32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

2732 regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 2508 wrote to memory of 2732	2508	regsvr32.exe	regsvr32.exe
PID 2508 wrote to memory of 2732	2508	regsvr32.exe	regsvr32.exe
PID 2508 wrote to memory of 2732	2508	regsvr32.exe	regsvr32.exe
PID 2732 wrote to memory of 3376	2732	regsvr32.exe	explorer.exe
PID 2732 wrote to memory of 3376	2732	regsvr32.exe	explorer.exe
PID 2732 wrote to memory of 3376	2732	regsvr32.exe	explorer.exe
PID 2732 wrote to memory of 3376	2732	regsvr32.exe	explorer.exe
PID 2732 wrote to memory of 3376	2732	regsvr32.exe	explorer.exe
PID 3376 wrote to memory of 3672	3376	explorer.exe	schtasks.exe
PID 3376 wrote to memory of 3672	3376	explorer.exe	schtasks.exe
PID 3376 wrote to memory of 3672	3376	explorer.exe	schtasks.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2508

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2732

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3376

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xhncnrwzm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll\"" /SC ONCE /Z /ST 15:39 /ET 15:51
4⤵
- Creates scheduled task(s)
PID:3672

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2732-115-0x0000000000000000-mapping.dmp

Download
memory/2732-118-0x0000000004480000-0x00000000044FB000-memory.dmp

Filesize
492KB

Download
memory/2732-119-0x0000000004500000-0x000000000468E000-memory.dmp

Filesize
1.6MB

Download
memory/2732-120-0x00000000026A0000-0x000000000274E000-memory.dmp

Filesize
696KB

Download
memory/3376-121-0x0000000000000000-mapping.dmp

Download
memory/3376-123-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/3376-124-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/3376-125-0x0000000000550000-0x0000000000571000-memory.dmp

Filesize
132KB

Download
memory/3672-122-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads