qakbot | 50c4b4ecf38e43b92293b1add79f95f61d27f1c39adea28c97d1cf98892e70b2

General

Target

WindowsCodecs.dll
Size

4KB
MD5

491e9489c9e11f8b9d3d77239559a194
SHA1

f5df8d4edfdc22646c106259c21abe8d79195e31
SHA256

6e3661049bde832369781afa1d9034315442b1e4b87aa92d571cbe73186997c5
SHA512

ef0bd113fe6b64d7673b33cce559bdc0cfc99c81baac78c4a15b00b7eeb07470aa36e0f29a695b615fe149858a23733015c467948d889ffbee9a1fc916e2ceae

Score

10^/10

qakbot obama200 1657548298 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.780

Botnet

obama200

Campaign

1657548298

C2

172.115.177.204:2222

89.101.97.139:443

186.90.153.162:2222

38.70.253.226:2222

120.150.218.241:995

72.252.157.93:995

72.252.157.93:993

94.36.193.176:2222

47.23.89.60:993

89.211.209.234:2222

76.25.142.196:443

46.100.25.239:61202

24.158.23.166:995

69.14.172.24:443

92.132.132.81:2222

37.34.253.233:443

93.48.80.198:995

174.80.15.101:2083

24.178.196.158:2222

197.89.20.137:443

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

1640 regsvr32.exe

pid	process
1640	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

1364 schtasks.exe

pid	process
1364	schtasks.exe

Modifies data under HKEY_USERS 11 IoCs

Processes:

explorer.exepowershell.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\5c13844f = ab6d09315dc8b865f3e4348022613c35771083a32786ed88a7aee880baf57b22c47f81ee7a11011aed3274de87b65f38a5cf47e51292d77672dab6540d60d53962130e3ce861dc1692ac6480375055665295e9cd15162c738331e024944191229dee0e6f3c0c4e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\14841b8b = bc56975b29cea53a7c2b1bd8ed51b39486dbf1811613c9e033993b4482fd81eef5759e7f195604b8d1218379e41df989519457842453ac5e69046adc3e56350d2302f6afd87f982037f7b01513d89f42a55a9c8fd4091e338dbca19cc98222	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = a0d7e6f55995d801	powershell.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\6bcd747d = d4295298d5a30a0382c5c0a3fa733d12eccc60f29279d8fea7fba0fcd3bf5ad3466e2b4e9db4054fe3cbe89f89cb5879ba40cfae594625f6756abc4c20bb5554ab4a9a5a80d4ed34e77100e869c1d43a701038496b8b36a6491204d5eb86	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\99a7aca0 = f52db7b123d80a15970a9dc9566b7b59a74b2f0354fbed43d3ca2fd4d8da9e50f11f9bbbb24625f051af	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\211bcbc5 = 108d27a0f899d5c8313cc8cb6a5822ca29961d400554df3b89e10075dbd0a2dd7b30d4577a3887f99f8a5855d847c8dc1e6ac4	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\e6eec356 = 8f895a69e4f8cdff0cb8ab43bb5b5954b703900418011d030936f180df8ed6597dd7b4b9b47aa55435ea2b55952b233c19848ea3812f794931df957f215c897394b7d3c62e7fc9fd59af7390c6739be8d23088f78d	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yhtafcayk	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\5e52a433 = d6bdce12220774bdcb43affdaa6b3c8fbb6ba773f50dcf8797540e12e74c8bb47a1d55b2f997a3f12cb3fa5c4fd363aab79a4f79b4800ba2255633af8a9a82051596c0d57d15fe51246057b9428abed4894b9ef6b3815c98abb2c0849386933db1eb1e16ac6786129fee8bf3b5aed78d02	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yhtafcayk\e4afe32a = d6efe3f841e71ebdd1eedd2d75fb5f5a38c91e471e7d0c58530d856919d993e59162d99bc92bb5e7a250ef845cc57559fa782320f9d8efc7052274a885d6191e01870b3111c6140cc3	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

regsvr32.exeexplorer.exepowershell.exeregsvr32.exe

pid	process
1812	regsvr32.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1540	powershell.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1640	regsvr32.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe
1620	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

1812 regsvr32.exe
1640 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1540 powershell.exe

description	pid	process
Token: SeDebugPrivilege	1540	powershell.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeexplorer.exetaskeng.exepowershell.exeregsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1224 wrote to memory of 1304	1224	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1304 wrote to memory of 1812	1304	regsvr32.exe	regsvr32.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1812 wrote to memory of 1620	1812	regsvr32.exe	explorer.exe
PID 1620 wrote to memory of 1364	1620	explorer.exe	schtasks.exe
PID 1620 wrote to memory of 1364	1620	explorer.exe	schtasks.exe
PID 1620 wrote to memory of 1364	1620	explorer.exe	schtasks.exe
PID 1620 wrote to memory of 1364	1620	explorer.exe	schtasks.exe
PID 300 wrote to memory of 1540	300	taskeng.exe	powershell.exe
PID 300 wrote to memory of 1540	300	taskeng.exe	powershell.exe
PID 300 wrote to memory of 1540	300	taskeng.exe	powershell.exe
PID 1540 wrote to memory of 900	1540	powershell.exe	regsvr32.exe
PID 1540 wrote to memory of 900	1540	powershell.exe	regsvr32.exe
PID 1540 wrote to memory of 900	1540	powershell.exe	regsvr32.exe
PID 1540 wrote to memory of 900	1540	powershell.exe	regsvr32.exe
PID 1540 wrote to memory of 900	1540	powershell.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 900 wrote to memory of 1640	900	regsvr32.exe	regsvr32.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe
PID 1640 wrote to memory of 832	1640	regsvr32.exe	explorer.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\WindowsCodecs.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\WindowsCodecs.dll
2⤵
- Suspicious use of WriteProcessMemory
PID:1304

C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\SysWOW64\regsvr32.exe 102755.dll
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1812

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 19:11 /tn ipltwwffx /ET 19:22 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==" /SC ONCE
5⤵
- Creates scheduled task(s)
PID:1364

C:\Windows\system32\taskeng.exe
taskeng.exe {048C0900-A1D7-424F-A398-87BFE90CD8F2} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:300

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1540

C:\Windows\system32\regsvr32.exe
"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\102755.dll
3⤵
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\SysWOW64\regsvr32.exe
C:\Users\Admin\AppData\Local\Temp\102755.dll
4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
5⤵
- Modifies data under HKEY_USERS
PID:832

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\102755.dll
Filesize
686KB

MD5
17bdd7bc292a529fd574945caf5d541b

SHA1
c8791797ddd71c1b11fac4e7c530b1d3744be881

SHA256
6dbdb80f854dbdc77d63eb2b52280c1ba592cc5a1546608ab921bde0d3ac6e5d

SHA512
d4c89ab6fd187cf4e01d74d4ec32ed146ee15441af63b840e97e7bcf7032bcb6b13a668ac5aeefdf20af8a7d1c0dda52305a0e9b647b8b1dfbfa76a0a7cf57eb

Download Submit
\Users\Admin\AppData\Local\Temp\102755.dll
Filesize
686KB

MD5
17bdd7bc292a529fd574945caf5d541b

SHA1
c8791797ddd71c1b11fac4e7c530b1d3744be881

SHA256
6dbdb80f854dbdc77d63eb2b52280c1ba592cc5a1546608ab921bde0d3ac6e5d

SHA512
d4c89ab6fd187cf4e01d74d4ec32ed146ee15441af63b840e97e7bcf7032bcb6b13a668ac5aeefdf20af8a7d1c0dda52305a0e9b647b8b1dfbfa76a0a7cf57eb

Download Submit
memory/832-95-0x0000000000080000-0x00000000000A2000-memory.dmp

Filesize
136KB

Download
memory/832-91-0x0000000000000000-mapping.dmp

Download
memory/900-77-0x0000000000000000-mapping.dmp

Download
memory/1224-54-0x000007FEFBFB1000-0x000007FEFBFB3000-memory.dmp

Filesize
8KB

Download
memory/1304-55-0x0000000000000000-mapping.dmp

Download
memory/1304-56-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/1364-70-0x0000000000000000-mapping.dmp

Download
memory/1540-81-0x0000000001144000-0x0000000001147000-memory.dmp

Filesize
12KB

Download
memory/1540-76-0x0000000001144000-0x0000000001147000-memory.dmp

Filesize
12KB

Download
memory/1540-82-0x000000000114B000-0x000000000116A000-memory.dmp

Filesize
124KB

Download
memory/1540-72-0x0000000000000000-mapping.dmp

Download
memory/1540-74-0x000007FEF4580000-0x000007FEF4FA3000-memory.dmp

Filesize
10.1MB

Download
memory/1540-75-0x000007FEF3A20000-0x000007FEF457D000-memory.dmp

Filesize
11.4MB

Download
memory/1620-67-0x0000000074951000-0x0000000074953000-memory.dmp

Filesize
8KB

Download
memory/1620-69-0x00000000000D0000-0x00000000000F2000-memory.dmp

Filesize
136KB

Download
memory/1620-65-0x0000000000000000-mapping.dmp

Download
memory/1620-71-0x00000000000D0000-0x00000000000F2000-memory.dmp

Filesize
136KB

Download
memory/1640-80-0x0000000000000000-mapping.dmp

Download
memory/1640-87-0x0000000000310000-0x0000000000332000-memory.dmp

Filesize
136KB

Download
memory/1640-94-0x0000000000310000-0x0000000000332000-memory.dmp

Filesize
136KB

Download
memory/1640-90-0x0000000000310000-0x0000000000332000-memory.dmp

Filesize
136KB

Download
memory/1640-89-0x0000000000250000-0x000000000028F000-memory.dmp

Filesize
252KB

Download
memory/1640-88-0x0000000000310000-0x0000000000332000-memory.dmp

Filesize
136KB

Download
memory/1640-86-0x0000000000310000-0x0000000000332000-memory.dmp

Filesize
136KB

Download
memory/1640-85-0x0000000000A60000-0x0000000000B0E000-memory.dmp

Filesize
696KB

Download
memory/1812-60-0x0000000001F20000-0x0000000001F42000-memory.dmp

Filesize
136KB

Download
memory/1812-61-0x0000000001F20000-0x0000000001F42000-memory.dmp

Filesize
136KB

Download
memory/1812-63-0x0000000001CC0000-0x0000000001CFF000-memory.dmp

Filesize
252KB

Download
memory/1812-68-0x0000000001F20000-0x0000000001F42000-memory.dmp

Filesize
136KB

Download
memory/1812-64-0x0000000001F20000-0x0000000001F42000-memory.dmp

Filesize
136KB

Download
memory/1812-59-0x0000000001D50000-0x0000000001DD0000-memory.dmp

Filesize
512KB

Download
memory/1812-62-0x0000000001F20000-0x0000000001F42000-memory.dmp

Filesize
136KB

Download
memory/1812-57-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads