711d830381d6d2b88920978dfe685ac62c8c57e31fdc163a6ee508291dc7dc86

Analysis

max time kernel
150s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 19:09

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General

Target

a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe
Size

19KB
MD5

a7dd688716548a6552c45a36730d76ce
SHA1

5a007c85f1490ca437670978ee81748b63df2e74
SHA256

711d830381d6d2b88920978dfe685ac62c8c57e31fdc163a6ee508291dc7dc86
SHA512

a66e144a5e064cc3384e537ba59f8826014f9fb2a0c263a4c65cbb1ce4c778225adceb8a180bb58761d805582d21d796477999f7329ccf094617780a0999909c
SSDEEP

384:V2HDW2T3Ie/3azVBuUuUPyUG6KhDwrI9TPW/UQUr2+/aUZeCx/Ax8:QWc3B34BuUg6c9TPWJcsUZR

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/940-0-0x0000000000400000-0x0000000000411000-memory.dmp	upx
behavioral2/memory/940-11-0x0000000000400000-0x0000000000411000-memory.dmp	upx

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\Run\wipxcdec = "C:\\Windows\\wipxcdec.exe"	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wipxcdec.dll	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\wipxcdec.exe	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe
File opened for modification	C:\Windows\wipxcdec.exe	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

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	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe
940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 3484	940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe	55
PID 940 wrote to memory of 3484	940	a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3484
- C:\Users\Admin\AppData\Local\Temp\a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a7dd688716548a6552c45a36730d76ce_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:940

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\wipxcdec.dll

Filesize
40KB

MD5
6f3ea84d86cdbdbebfdb496dfbdeceb2

SHA1
8aaae1c3bab799d8978b0431ef755989e1830ec0

SHA256
cc72c3317d88ca2cb2cddfd483b765886d335c549951416aff96e714d1f8ec17

SHA512
ed9bdba25700c7f8d90265c409d89541a12b4759c048559c9bbe857605a4eb1eaabfadd8a3647aea3350bd8c3a1b84d72ed124cd72a6abb34aa4e90797d751aa

Download Submit
memory/940-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/940-8-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/940-10-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download
memory/940-6-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/940-11-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/3484-3-0x0000000002F20000-0x0000000002F21000-memory.dmp

Filesize
4KB

Download