65bf49a9e9c65dc613814fa4a1eb2067cf7029e285205114a12784a5f741d1a8

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 21:56

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General

Target

81e07dcd4aba843776a775f6b2797022_JaffaCakes118.dll
Size

1.1MB
MD5

81e07dcd4aba843776a775f6b2797022
SHA1

7e8e46a2a8cb9a61b70e39d1c6c89b1e5d4f64fa
SHA256

65bf49a9e9c65dc613814fa4a1eb2067cf7029e285205114a12784a5f741d1a8
SHA512

19ce1fe5dcf6a873626eb85663f5f10c19be23b711a7c2eb2687af47876bb74659922cdde1dc841f8fc6346cebb055952315d003c1e61f42c206675f6422b1bd
SSDEEP

24576:SMpZ4OxwR1QcQq/W7ihb4bPWmBLXvPmVpTrdzjs00V:SuNZ7Ib8ZBL2/Xm

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\dticem\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\81e07dcd4aba843776a775f6b2797022_JaffaCakes118.dll"	regsvr32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\229f327652.dll	svchost.exe
File opened for modification	C:\Windows\SysWOW64\229f327652.dll	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 2628	3636	regsvr32.exe	83
PID 3636 wrote to memory of 2628	3636	regsvr32.exe	83
PID 3636 wrote to memory of 2628	3636	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\81e07dcd4aba843776a775f6b2797022_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\81e07dcd4aba843776a775f6b2797022_JaffaCakes118.dll
  2⤵
  - Server Software Component: Terminal Services DLL
  - System Location Discovery: System Language Discovery
  PID:2628

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k dtcGep -s dticem
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\229f327652.dll

Filesize
135B

MD5
ca56dff9beaee24550bf05e947a79aad

SHA1
3458af823eab8f587597455dca5cb991c83a022b

SHA256
1a358bcff3741e0118fec0e974c0a19cdd7ab578d85b6de5558348206bfa6f30

SHA512
ed19adb5758ead66b39ad9a132fe0351c13c41fc383f335470395f01cdb9ce7848f06a6b59efc2993d22f52b68a2c03a47e297a86e386ea3a10cd33c2c801c30

Download Submit
C:\Windows\SysWOW64\229f327652.dll

Filesize
114B

MD5
0198f7286e628e0c235a08499dffffd5

SHA1
62550d17b0340f8db997419263c5c30a0be4ed14

SHA256
d4873bde01d02be6672882b8b3a246ff89efd07b6c205626e43f5835b2cd0056

SHA512
3b8c8b89fe05fd3cec3c928888acc2489ae7cf4b07062cd26e18a0fa861b00d1997b6fd9270105ad27d1df891f1e478ffd3cf6a2dbd4a5aa406e22062eb1370c

Download Submit
memory/3644-7-0x0000000000400000-0x0000000000517000-memory.dmp

Filesize
1.1MB

Download
memory/3644-31-0x0000000000400000-0x0000000000517000-memory.dmp

Filesize
1.1MB

Download