1db9cccd28e005ff39e5cc132074d15ab423c1a8ef6483a3b0013348c4c23bf9

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2024, 12:01

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General

Target

fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
Size

837KB
MD5

fa5e370eecbfcf169247fa795f92a811
SHA1

abed492eafd448870fe1e9bb9af9ce5d5cfe48e0
SHA256

1db9cccd28e005ff39e5cc132074d15ab423c1a8ef6483a3b0013348c4c23bf9
SHA512

1b78429766639559d152f711d76b70ee2bca16ee85a6f89bd1917e189e5e03d446f4c32f4eae1edb78589e15d4d3654c4e7ef63453e976a4f36ca1e406609947
SSDEEP

24576:fwrseJBZOEvCHcDkhWzSGOy8vsIiPS/Z5r4B32:nelO7cI0zSfyC2Yrz

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000700000002345a-4.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
4340	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SkinH_EL.dll	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4340-0-0x0000000000400000-0x0000000000600000-memory.dmp	upx
behavioral2/files/0x000700000002345a-4.dat	upx
behavioral2/memory/4340-6-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4340-10-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4340-14-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4340-12-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4340-15-0x0000000000400000-0x0000000000600000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\show.dat	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\show.dat	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
704	4340	WerFault.exe	81

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	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4340	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
4340	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
4340	fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4340
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 696
  2⤵
  - Program crash
  PID:704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4340 -ip 4340
1⤵
PID:2288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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:\Users\Admin\AppData\Local\Temp\Skin.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
memory/4340-0-0x0000000000400000-0x0000000000600000-memory.dmp

Filesize
2.0MB

Download
memory/4340-6-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4340-9-0x0000000010009000-0x000000001000A000-memory.dmp

Filesize
4KB

Download
memory/4340-10-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4340-14-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4340-12-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4340-15-0x0000000000400000-0x0000000000600000-memory.dmp

Filesize
2.0MB

Download