b1b7526eca4e6e3fb457ee3786b8bb8266d359ea7f3e8a774230b82c8338b2a1

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 09:34

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General

Target

2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe
Size

173KB
MD5

2ec52fafa581bb2cdd9036ac207488d5
SHA1

992330db478393a0556ebaa9f25806935f7795cb
SHA256

b1b7526eca4e6e3fb457ee3786b8bb8266d359ea7f3e8a774230b82c8338b2a1
SHA512

6b487b4b3448f2cbf0aa1c9365f3e6512c2c5193de9e47a363c8547ab63b1e1b380f9d66d7f3fce62b4aac5989a298a1781ea78018f29d2a38daa5a8e40c28ae
SSDEEP

3072:H0Gu9BlfzWIbXWW+w0JP5JsD+LIz6mgYPMukLXi8rzJDQlhuPbdl:U/0uYhBuyXzZQlh2f

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4540	5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
244	4540	WerFault.exe	84

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	2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 4540	812	2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe	84
PID 812 wrote to memory of 4540	812	2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe	84
PID 812 wrote to memory of 4540	812	2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2ec52fafa581bb2cdd9036ac207488d5_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:812
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 540
    3⤵
    - Program crash
    PID:244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4540 -ip 4540
1⤵
PID:1444

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5.exe

Filesize
140KB

MD5
c237cbd4ac471d31dc67c28c6d592c4c

SHA1
6f2cbdc55b3fa6e2c8318ad9685fca7e7cb40744

SHA256
ea6a4e7b0fa4403d980799396163392f880a38c19817354be0dcd7c2f244c8ba

SHA512
de4ede2cb82e57dacbc63c7151b22c5ad15f1072f2c228ab856f43f7dd8a857321b2aa760cdea286675a70141a39624a7b911fc61196efc3015b1aa2afa1b54e

Download Submit
memory/812-0-0x0000000001000000-0x000000000102F000-memory.dmp

Filesize
188KB

Download
memory/812-6-0x0000000001000000-0x000000000102F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads