qakbot | 3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b

General

Target

3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll
Size

556KB
MD5

f01283c391c42a5c5527468f360fec76
SHA1

a4ce1db730abe04cbcb2ef4722bb683718a6daec
SHA256

3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b
SHA512

18753e095ded8f3ede7b194dba8e1fde6ae0173542ebee8ed73332404afd2afa1c3d5394c673cd26f500322aafdf1c2da79c262bf810ba52d56f82ff47f997f6

Score

10^/10

qakbot krk01 1611569149 banker 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
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

404 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

608 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

1280 rundll32.exe
1280 rundll32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

1280 rundll32.exe

pid	process
404	regsvr32.exe

pid	process
608	schtasks.exe

pid	process
1280	rundll32.exe
1280	rundll32.exe

pid	process
1280	rundll32.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	process	target process
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 1280	1832	rundll32.exe	rundll32.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1280 wrote to memory of 1740	1280	rundll32.exe	explorer.exe
PID 1740 wrote to memory of 608	1740	explorer.exe	schtasks.exe
PID 1740 wrote to memory of 608	1740	explorer.exe	schtasks.exe
PID 1740 wrote to memory of 608	1740	explorer.exe	schtasks.exe
PID 1740 wrote to memory of 608	1740	explorer.exe	schtasks.exe
PID 668 wrote to memory of 1028	668	taskeng.exe	regsvr32.exe
PID 668 wrote to memory of 1028	668	taskeng.exe	regsvr32.exe
PID 668 wrote to memory of 1028	668	taskeng.exe	regsvr32.exe
PID 668 wrote to memory of 1028	668	taskeng.exe	regsvr32.exe
PID 668 wrote to memory of 1028	668	taskeng.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe
PID 1028 wrote to memory of 404	1028	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1280

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jsvuroegf /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll\"" /SC ONCE /Z /ST 21:51 /ET 22:03
4⤵
- Creates scheduled task(s)
PID:608

C:\Windows\system32\taskeng.exe
taskeng.exe {0B136589-92A8-4414-AE58-FA7B56F7A24A} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:668

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1028

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll"
3⤵
- Loads dropped DLL
PID:404

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\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
memory/404-15-0x0000000000000000-mapping.dmp

Download
memory/608-9-0x0000000000000000-mapping.dmp

Download
memory/1028-12-0x0000000000000000-mapping.dmp

Download
memory/1028-13-0x000007FEFC011000-0x000007FEFC013000-memory.dmp

Filesize
8KB

Download
memory/1280-2-0x0000000000000000-mapping.dmp

Download
memory/1280-5-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1280-4-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/1280-3-0x0000000076191000-0x0000000076193000-memory.dmp

Filesize
8KB

Download
memory/1740-8-0x0000000074C21000-0x0000000074C23000-memory.dmp

Filesize
8KB

Download
memory/1740-6-0x0000000000000000-mapping.dmp

Download
memory/1740-10-0x00000000000C0000-0x00000000000F5000-memory.dmp

Filesize
212KB

Download
memory/1740-11-0x00000000000C0000-0x00000000000F5000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads