qakbot | bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad

General

Target

bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll
Size

959KB
MD5

e5ef2b91bcdb8037bb2465c84c28248b
SHA1

adaad69a8641a607d7fc77c7cd11d6981c8afde0
SHA256

bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad
SHA512

66c38499678ca3e21b4dfe9e91934357b3c85c542a1774ee98411660f64d7aa05d718c3095e33280275df631833dd0607ee3a40cd06b8abb754d97132bb7700c

Score

10^/10

qakbot cullinan 1639333530 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639333530

C2

65.100.174.110:443

173.21.10.71:2222

140.82.49.12:443

190.73.3.148:2222

76.25.142.196:443

71.74.12.34:443

31.215.98.160:443

93.48.80.198:995

45.9.20.200:2211

41.228.22.180:443

109.12.111.14:443

63.143.92.99:995

120.150.218.241:995

94.60.254.81:443

86.148.6.51:443

218.101.110.3:995

216.238.71.31:443

207.246.112.221:443

216.238.72.121:443

216.238.71.31:995

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

1064 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

1396 schtasks.exe

pid	process
1064	regsvr32.exe

pid	process
1396	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\a5bd5d5b = cae169b9db5a0579560229325e64b38549d48f1df384dde917814e131ac94fb34bb25973eeb2d561b71c141a328ab9ad800e5ba6dc	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\1d013a3e = 67fe5a1dfdad04ccaed33fa0a0afc5e17cfcbe24	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\57d78586 = 7466cf7b17433a0bb9c842c0f2761751ee9721f22ac503ef6d93b540940ec1b124c721577ec02ff3b22c4356588816653eed	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\57d78586 = 7466d87b17430fd7759657c5156e414d727aa15493546a4375400a5cbd	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\624855c8 = 176a71d30e3c1b445f21f5b7192140212097205ac23976e67664ace94f42daabc1095c12c5c796769e974af233d2256564e3aead4ddcf5737e95e83f00ea032a404749871d57e50496de80f7672f399c140e4e86166f0ad417ceb11bb97967dbe45036270d48f5621d7e18d64bca83a4abe046714c38467c17f2e7a0cee5c9b96e34d76256f39dccaadb427c9e9398ae1352820c07db87b6546a46fdaba5be6a1056b1fb251384b511a299311e97ffc2f83ee5305cf086d7	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\600975b4 = 89698b9afb4a512697c4c8e3602fb3d20266b98a2813bc2a9e7f9454d463455ef3129d1f05e74a05815ec28bced30b41810d59a33f532d	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\d8b512d1 = 9fee90c973101e0cddf90a99b4ecba79e58e6dc7da48d16e018d5009142bf0f9aad23f695b1d9b87aa333bd982d89d186aca1e53e6507f7bf7e0bc014e311e4ddcb3	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\daf432ad = 6c9d69c6292318f6a3d15fa51d32948c65853299013687cd6aa033a6d085434175894f98a8adecb8c0b67edd35de883454ac3951120bcca59926e644d88d12e218e132f3a24fffcd63ad603274	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Wiboeqtfii\289eea70 = 87270b9e6376c4cce14122758490039bf86f636c39d54a75b46d595db8ff0fe0c0ea558ddf244ac11c26182318582691ce4cbf1fcfedb96e6699ab3dcac8	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wiboeqtfii	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

836 regsvr32.exe
1064 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

836 regsvr32.exe
1064 regsvr32.exe

pid	process
836	regsvr32.exe
1064	regsvr32.exe

pid	process
836	regsvr32.exe
1064	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

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

description	pid	process	target process
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 1624 wrote to memory of 836	1624	regsvr32.exe	regsvr32.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 836 wrote to memory of 660	836	regsvr32.exe	explorer.exe
PID 660 wrote to memory of 1396	660	explorer.exe	schtasks.exe
PID 660 wrote to memory of 1396	660	explorer.exe	schtasks.exe
PID 660 wrote to memory of 1396	660	explorer.exe	schtasks.exe
PID 660 wrote to memory of 1396	660	explorer.exe	schtasks.exe
PID 1500 wrote to memory of 1080	1500	taskeng.exe	regsvr32.exe
PID 1500 wrote to memory of 1080	1500	taskeng.exe	regsvr32.exe
PID 1500 wrote to memory of 1080	1500	taskeng.exe	regsvr32.exe
PID 1500 wrote to memory of 1080	1500	taskeng.exe	regsvr32.exe
PID 1500 wrote to memory of 1080	1500	taskeng.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1080 wrote to memory of 1064	1080	regsvr32.exe	regsvr32.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 1064 wrote to memory of 984	1064	regsvr32.exe	explorer.exe
PID 984 wrote to memory of 1716	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1716	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1716	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1716	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1748	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1748	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1748	984	explorer.exe	reg.exe
PID 984 wrote to memory of 1748	984	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:660

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ofusieeg /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll\"" /SC ONCE /Z /ST 17:13 /ET 17:25
4⤵
- Creates scheduled task(s)
PID:1396

C:\Windows\system32\taskeng.exe
taskeng.exe {9DA8AF4C-81D2-4B7A-848E-A10BBBD0425F} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1500

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1080

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:984

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Ixmhefye" /d "0"
5⤵
PID:1716

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Jfgeiouudg" /d "0"
5⤵
PID:1748

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

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll
MD5
e5ef2b91bcdb8037bb2465c84c28248b

SHA1
adaad69a8641a607d7fc77c7cd11d6981c8afde0

SHA256
bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad

SHA512
66c38499678ca3e21b4dfe9e91934357b3c85c542a1774ee98411660f64d7aa05d718c3095e33280275df631833dd0607ee3a40cd06b8abb754d97132bb7700c

Download Submit
\Users\Admin\AppData\Local\Temp\bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad.dll
MD5
e5ef2b91bcdb8037bb2465c84c28248b

SHA1
adaad69a8641a607d7fc77c7cd11d6981c8afde0

SHA256
bef46e00b74c84f8c4e22ec59705da188ac9b417f57f98239e0befa44700a7ad

SHA512
66c38499678ca3e21b4dfe9e91934357b3c85c542a1774ee98411660f64d7aa05d718c3095e33280275df631833dd0607ee3a40cd06b8abb754d97132bb7700c

Download Submit
memory/660-59-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/660-60-0x0000000000000000-mapping.dmp

Download
memory/660-62-0x0000000074AA1000-0x0000000074AA3000-memory.dmp

Filesize
8KB

Download
memory/660-64-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/836-55-0x0000000000000000-mapping.dmp

Download
memory/836-56-0x0000000076641000-0x0000000076643000-memory.dmp

Filesize
8KB

Download
memory/836-57-0x0000000000170000-0x00000000001F0000-memory.dmp

Filesize
512KB

Download
memory/836-58-0x0000000010000000-0x00000000100F5000-memory.dmp

Filesize
980KB

Download
memory/984-78-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/984-73-0x0000000000000000-mapping.dmp

Download
memory/1064-68-0x0000000000000000-mapping.dmp

Download
memory/1064-71-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1080-65-0x0000000000000000-mapping.dmp

Download
memory/1396-63-0x0000000000000000-mapping.dmp

Download
memory/1624-54-0x000007FEFC401000-0x000007FEFC403000-memory.dmp

Filesize
8KB

Download
memory/1716-76-0x0000000000000000-mapping.dmp

Download
memory/1748-77-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads