e705c4635dbb187a0643b949e6a192f21313305eb58b8d77d6c3895a94e362bb

Analysis

max time kernel
139s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 23:19

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General

Target

8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
Size

37KB
MD5

8c61a50f39d0ca2ba857dffab7c8df2a
SHA1

257859717d83341342620d37724ec51618fdbd6e
SHA256

e705c4635dbb187a0643b949e6a192f21313305eb58b8d77d6c3895a94e362bb
SHA512

f480902cb9b2c781891bbd63cd498aa3cdd36d91b9bb5c94fef46ad0a9773486f3f0e9f75f70b711f265f0a8e5a25f9db04d21cfd0a2ccf67e15bdff75491701
SSDEEP

768:8WjSqC/6s4G6LX8zPFJAGK0qWkEIYOnp+Qx35tAqxdB6+PnEOq:Tn6gbi3BkBn+U3DzB6QEO

Score

8^/10

discovery upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\whnhjvc.sys	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\drivers\whnhjvc.sys	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2148-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/2148-10-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vFUS.dll	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vFUS.dll	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\79OGrB.bat	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1956	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1956	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
652	Process not Found

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1676	2148	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe	87
PID 2148 wrote to memory of 1676	2148	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe	87
PID 2148 wrote to memory of 1676	2148	8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe	87
PID 1676 wrote to memory of 1956	1676	cmd.exe	89
PID 1676 wrote to memory of 1956	1676	cmd.exe	89
PID 1676 wrote to memory of 1956	1676	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8c61a50f39d0ca2ba857dffab7c8df2a_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\79OGrB.bat
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1676
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\79OGrB.bat

Filesize
249B

MD5
7ca07aee72883b9910f9b4ef6d030cfd

SHA1
c3fae615f7ca0fc224d774e16f2fc1adbcbfa15e

SHA256
d40aae0b9ea95de8b3a309c50f51956a5a1371ac75854ef8e1045a7f1c70951b

SHA512
c053ee2babddd704ab1a4f96d20ee732f2b298345e7901cd3798a084194c818aafd82769eba4ec67b2292dc70881721bf8a6c04b1498d9a66758f604efe3ce7b

Download Submit
memory/2148-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2148-10-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download