bce700e3f98fb9c8f690133b52da7ebd187be3ccb18ca9b54444ec6fcfef9a0b

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 18:44

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General

Target

JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe
Size

428KB
MD5

cf81574bfd0c34bffb636efa63efa0f0
SHA1

fa186795a1de315edd7988be44346607a80f3a85
SHA256

bce700e3f98fb9c8f690133b52da7ebd187be3ccb18ca9b54444ec6fcfef9a0b
SHA512

c30f5e35182bfb01593fcd1b9518edd563117a5ea17b008db6259fb453fc932c87d8367f7d8dc7bc278c0900dc632c880fd50b318d912fdcaeb49f2507c655bd
SSDEEP

12288:ecYl31OjetfMs3C79vAJ5Jas677NwV2oC8:ec831O+f/9oo

Score

6^/10

discovery persistence upx

Malware Config

Signatures

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\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BjLrKSDNba = "C:\\Users\\Admin\\AppData\\Roaming\\jEDWgRkABJ\\qRAPNmLiGF.exe"	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 216 set thread context of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1492-8-0x0000000000900000-0x00000000009C9000-memory.dmp	upx
behavioral2/memory/1492-10-0x0000000000900000-0x00000000009C9000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4564	1492	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84
PID 216 wrote to memory of 1492	216	JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:216
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf81574bfd0c34bffb636efa63efa0f0.exe
  "{path}"
  2⤵
  PID:1492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 504
    3⤵
    - Program crash
    PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1492 -ip 1492
1⤵
PID:3356

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

memory/216-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

Filesize
4KB

Download
memory/216-1-0x0000000000380000-0x00000000003F4000-memory.dmp

Filesize
464KB

Download
memory/216-2-0x0000000002890000-0x0000000002896000-memory.dmp

Filesize
24KB

Download
memory/216-3-0x000000000AA30000-0x000000000AFD4000-memory.dmp

Filesize
5.6MB

Download
memory/216-4-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/216-5-0x000000000A420000-0x000000000A4BC000-memory.dmp

Filesize
624KB

Download
memory/216-7-0x0000000002770000-0x000000000277E000-memory.dmp

Filesize
56KB

Download
memory/216-11-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/1492-8-0x0000000000900000-0x00000000009C9000-memory.dmp

Filesize
804KB

Download
memory/1492-10-0x0000000000900000-0x00000000009C9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads