c14a7fe8781ce2ae0b4473b11020fe21f4493d601c3331d05417d470365c95fe

Analysis

max time kernel
2s
max time network
4s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 06:09

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General

Target

f9aab61631b81ae917d1d69ce2c9254c_JaffaCakes118.dll
Size

22KB
MD5

f9aab61631b81ae917d1d69ce2c9254c
SHA1

d394c6f786e12ad976dbf8c4344129a5092ac3b5
SHA256

c14a7fe8781ce2ae0b4473b11020fe21f4493d601c3331d05417d470365c95fe
SHA512

c9b3244971b900af5c4460a591846f0058ada6d9fbe2cd3bd22e657820453c38b596437013d469969b66fe12ee6dd4990e6adc2529de0efb1957cb210396b34e
SSDEEP

384:SXW2vD5qZZ/NWR2slOKbKy8g5l0CJffGOxDvafUxiJb0YNflwXKy00DBd8:Sm21E/NudX0QGOZvWl00G6MDBd8

Score

8^/10

persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Drivers\beep.sys regsvr32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	regsvr32.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\NetDDEdsd\Parameters\ServiceDll = "C:\\Windows\\system32\\xQOmMRbwxviPPR.dll"	regsvr32.exe

Drops file in System32 directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\xQOmMRbwxviPPR.dll regsvr32.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvr32.exe

pid process

2184 regsvr32.exe
Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid process

468
468
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

2184 regsvr32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\xQOmMRbwxviPPR.dll	regsvr32.exe

pid	process
2184	regsvr32.exe

pid	process
468
468

pid	process
2184	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

regsvr32.exe

description	pid	process
Token: SeDebugPrivilege	2184	regsvr32.exe
Token: SeLoadDriverPrivilege	2184	regsvr32.exe
Token: SeDebugPrivilege	2184	regsvr32.exe
Token: SeLoadDriverPrivilege	2184	regsvr32.exe
Token: SeShutdownPrivilege	2184	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 2184	2220	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f9aab61631b81ae917d1d69ce2c9254c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\f9aab61631b81ae917d1d69ce2c9254c_JaffaCakes118.dll
2⤵
- Drops file in Drivers directory
- Sets DLL path for service in the registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:2184

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k NetDDEdsd
1⤵
PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\drivers\beep.sys

Filesize
2KB

MD5
1205579c3ffc1dea6ef8fd3efd694ea6

SHA1
4902deb7ab384e52dafc2a55dacfee29075e4051

SHA256
ad3cf744b1f96c9cad423992feb183f05df17eb251e938a9de239306d652154c

SHA512
d9fc3877a1779fd9d8b9d4caf47e5fe6dbf18826b8eeb3a5059e1df745ea339dd48227af8396435349f7277a8649eb1d51d1b2d2488a71838c6e54fe4bc16c02

Download Submit
memory/2184-1-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/2184-0-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download