qakbot | 0d55cd07d8478acfc60ed8359a7c4a7640a88eadd526f6bfbe443105b99d2033

General

Target

C.dll
Size

1.0MB
MD5

757f3895cd825bdc38da7bda22ec554e
SHA1

8669c8aa81946ee51d4754c8fda6085017e1b367
SHA256

0d55cd07d8478acfc60ed8359a7c4a7640a88eadd526f6bfbe443105b99d2033
SHA512

71ae0308410bc15591948ba5b88f007267e820a7c774235c3c36184d71654d2bf1321703f5a9003967bc4d628ec9b2fb78b6ea23dcffffa99e6021d219f9564d

Score

10^/10

qakbot aa 1655971687 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.780

Botnet

AA

Campaign

1655971687

C2

38.70.253.226:2222

47.23.89.60:993

120.150.218.241:995

117.248.109.38:21

37.34.253.233:443

86.132.14.70:2078

111.125.245.116:995

217.165.85.191:993

176.45.232.204:995

5.32.41.45:443

93.48.80.198:995

100.38.242.113:995

94.59.252.166:2222

74.14.5.179:2222

71.13.93.154:2222

193.253.44.249:2222

108.60.213.141:443

45.241.231.78:993

217.128.122.65:2222

40.134.246.185:995

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

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

1008 regsvr32.exe

pid	process
1008	regsvr32.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.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

2024 schtasks.exe

pid	process
2024	schtasks.exe

Modifies data under HKEY_USERS 9 IoCs

Processes:

powershell.exeexplorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 503a3bf26887d801	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Huxxfqdai	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\3630ae2f = 742191653f3ca46887610330de949e66f8c0ccf88ce1cf7e07bd905513d674d8771d896cf9dd8bcef0dc2920407ae0fd2e3530c785d25265d545ed8ab9e085b28079485e4f0dde08113341c170ce94f5f6c9dd5fa0795f2431a3fbaf1394649c62eade91771cf86dfe1b4cf764e1281f9d48ba475b1e45c144b90e72d3dcc691994693d83937abbb8dfc247a8b48998e0a0e289501ff8eb85420bb09c654ef08e6deccfd5a56e5c8ae3d1ea8c802b15e26edc288c1dc0f54c30026f3842e87a7d3da4b43c866	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\8ccde936 = 11de293e4784bceed9e160896c1b2611de09bc46cf2f107d5dde286bbfcb1047736cdf2846e3f5b7317207d2af6e8475a45c9be51c280a789b371143eb55f3f49c4b3c08bfa476169e06b2cb7d0cf0e091b19862bc59cdbe81f480de7a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\4979c1d9 = fa22ccede94e7bf8de1d63bcd46a4d7d3c6e4d70edbc9952f60f24f065e40f47dbaf12e6b57db25a835304580c2c2287e73a1040711404ad2ba91ac0e4f85028f0e95809471ea1ab44d7465a62e2964bc789dabb5ec8435a70c1de5aced8d6a0c0fdda43f5e71e4430c19ac3f1be	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\3af7e61 = 25fb7cdf05fb5751bd6fde4e5950b1077bb482d6738425f59905cee6de9ad51211f25bc6f0738a5625ff4316737cdc1c282c0eb1a1bbaa7c176ffbb403b8bcd8e6d56d9db4aeba2b0685c7d052a62ed6627bcb7e22	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\34718e53 = b6c23deb29932610a6ab6c83bd9d9dfd5c312be0cf01cc1db9f21078c8dae5c8cd677f1b47a23a8af8093439d40006fdcaf2eab45c9e18f9ab3d5cb29adfe981d8d77203717fd0bb7a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Huxxfqdai\f1c5a6bc = 643f247b5bc28c475859e212124c	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exeexplorer.exepowershell.exeregsvr32.exe

pid	process
1712	rundll32.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
632	powershell.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1008	regsvr32.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe
1676	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1712 rundll32.exe
1008 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 632 powershell.exe

description	pid	process
Token: SeDebugPrivilege	632	powershell.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exepowershell.exeregsvr32.exeregsvr32.exe

description	pid	process	target process
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1712	384	rundll32.exe	rundll32.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1712 wrote to memory of 1676	1712	rundll32.exe	explorer.exe
PID 1676 wrote to memory of 2024	1676	explorer.exe	schtasks.exe
PID 1676 wrote to memory of 2024	1676	explorer.exe	schtasks.exe
PID 1676 wrote to memory of 2024	1676	explorer.exe	schtasks.exe
PID 1676 wrote to memory of 2024	1676	explorer.exe	schtasks.exe
PID 520 wrote to memory of 632	520	taskeng.exe	powershell.exe
PID 520 wrote to memory of 632	520	taskeng.exe	powershell.exe
PID 520 wrote to memory of 632	520	taskeng.exe	powershell.exe
PID 632 wrote to memory of 844	632	powershell.exe	regsvr32.exe
PID 632 wrote to memory of 844	632	powershell.exe	regsvr32.exe
PID 632 wrote to memory of 844	632	powershell.exe	regsvr32.exe
PID 632 wrote to memory of 844	632	powershell.exe	regsvr32.exe
PID 632 wrote to memory of 844	632	powershell.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 844 wrote to memory of 1008	844	regsvr32.exe	regsvr32.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe
PID 1008 wrote to memory of 1028	1008	regsvr32.exe	explorer.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\C.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\C.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 01:23 /tn zbraqgkjp /ET 01:34 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAQwAuAGQAbABsACIA" /SC ONCE
4⤵
- Creates scheduled task(s)
PID:2024

C:\Windows\system32\taskeng.exe
taskeng.exe {FD1EFF0F-4541-4937-8484-445C501DEEB6} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:520

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAQwAuAGQAbABsACIA
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632

C:\Windows\system32\regsvr32.exe
"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\C.dll
3⤵
- Suspicious use of WriteProcessMemory
PID:844

C:\Windows\SysWOW64\regsvr32.exe
C:\Users\Admin\AppData\Local\Temp\C.dll
4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1008

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
5⤵
- Modifies data under HKEY_USERS
PID:1028

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\C.dll
Filesize
1.0MB

MD5
757f3895cd825bdc38da7bda22ec554e

SHA1
8669c8aa81946ee51d4754c8fda6085017e1b367

SHA256
0d55cd07d8478acfc60ed8359a7c4a7640a88eadd526f6bfbe443105b99d2033

SHA512
71ae0308410bc15591948ba5b88f007267e820a7c774235c3c36184d71654d2bf1321703f5a9003967bc4d628ec9b2fb78b6ea23dcffffa99e6021d219f9564d

Download Submit
\Users\Admin\AppData\Local\Temp\C.dll
Filesize
1.0MB

MD5
757f3895cd825bdc38da7bda22ec554e

SHA1
8669c8aa81946ee51d4754c8fda6085017e1b367

SHA256
0d55cd07d8478acfc60ed8359a7c4a7640a88eadd526f6bfbe443105b99d2033

SHA512
71ae0308410bc15591948ba5b88f007267e820a7c774235c3c36184d71654d2bf1321703f5a9003967bc4d628ec9b2fb78b6ea23dcffffa99e6021d219f9564d

Download Submit
memory/632-69-0x0000000000000000-mapping.dmp

Download
memory/632-78-0x0000000000D8B000-0x0000000000DAA000-memory.dmp

Filesize
124KB

Download
memory/632-77-0x0000000000D84000-0x0000000000D87000-memory.dmp

Filesize
12KB

Download
memory/632-74-0x0000000000D8B000-0x0000000000DAA000-memory.dmp

Filesize
124KB

Download
memory/632-73-0x0000000000D84000-0x0000000000D87000-memory.dmp

Filesize
12KB

Download
memory/632-72-0x000007FEF3820000-0x000007FEF437D000-memory.dmp

Filesize
11.4MB

Download
memory/632-71-0x000007FEF4380000-0x000007FEF4DA3000-memory.dmp

Filesize
10.1MB

Download
memory/632-70-0x000007FEFBE51000-0x000007FEFBE53000-memory.dmp

Filesize
8KB

Download
memory/844-75-0x0000000000000000-mapping.dmp

Download
memory/1008-80-0x0000000000000000-mapping.dmp

Download
memory/1008-83-0x0000000000AC0000-0x0000000000BCD000-memory.dmp

Filesize
1.1MB

Download
memory/1008-93-0x00000000003D0000-0x00000000003F2000-memory.dmp

Filesize
136KB

Download
memory/1008-88-0x00000000003D0000-0x00000000003F2000-memory.dmp

Filesize
136KB

Download
memory/1008-87-0x00000000003A0000-0x00000000003C2000-memory.dmp

Filesize
136KB

Download
memory/1008-86-0x00000000003D0000-0x00000000003F2000-memory.dmp

Filesize
136KB

Download
memory/1008-85-0x00000000003D0000-0x00000000003F2000-memory.dmp

Filesize
136KB

Download
memory/1008-84-0x00000000003D0000-0x00000000003F2000-memory.dmp

Filesize
136KB

Download
memory/1028-92-0x0000000000080000-0x00000000000A2000-memory.dmp

Filesize
136KB

Download
memory/1028-89-0x0000000000000000-mapping.dmp

Download
memory/1676-62-0x0000000000000000-mapping.dmp

Download
memory/1676-64-0x0000000074981000-0x0000000074983000-memory.dmp

Filesize
8KB

Download
memory/1676-68-0x0000000000080000-0x00000000000A2000-memory.dmp

Filesize
136KB

Download
memory/1676-66-0x0000000000080000-0x00000000000A2000-memory.dmp

Filesize
136KB

Download
memory/1712-55-0x00000000763E1000-0x00000000763E3000-memory.dmp

Filesize
8KB

Download
memory/1712-59-0x0000000000290000-0x00000000002B2000-memory.dmp

Filesize
136KB

Download
memory/1712-58-0x0000000000290000-0x00000000002B2000-memory.dmp

Filesize
136KB

Download
memory/1712-60-0x0000000000200000-0x0000000000222000-memory.dmp

Filesize
136KB

Download
memory/1712-61-0x0000000000290000-0x00000000002B2000-memory.dmp

Filesize
136KB

Download
memory/1712-57-0x0000000000290000-0x00000000002B2000-memory.dmp

Filesize
136KB

Download
memory/1712-65-0x0000000000290000-0x00000000002B2000-memory.dmp

Filesize
136KB

Download
memory/1712-54-0x0000000000000000-mapping.dmp

Download
memory/1712-56-0x00000000009E0000-0x0000000000AED000-memory.dmp

Filesize
1.1MB

Download
memory/2024-67-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads