ab33cd5655e2a3593100a27fcbfcc3e2925b7e3b82d9170a1510a413a1e6bbc3

Analysis

max time kernel
132s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 17:52

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General

Target

75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe
Size

153KB
MD5

75197c809eb9b7c73d6cb1219fbd5388
SHA1

4ca004395bb79a4b34fcf46c423e4956c917af8b
SHA256

ab33cd5655e2a3593100a27fcbfcc3e2925b7e3b82d9170a1510a413a1e6bbc3
SHA512

0399572ba8b6debe5f6cb6d36f107643878cc72b9883d29c667792d54a7d45dd2ec5ecda3bdf184ddba111f8c92eb514cf988c2370f4dcaaa12e80f25fda0a54
SSDEEP

3072:L4tWMJJh6fryYP/daqOgns5mbKJ2dGyM1RqdEt:LcWMJJhqryYP/daqOvmb6wMBt

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
400	yahoo.exe
4480	yahoo.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 400 set thread context of 4480	400	yahoo.exe	85

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	yahoo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yahoo.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4480	yahoo.exe
4480	yahoo.exe
4480	yahoo.exe
4480	yahoo.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 400	3256	75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe	84
PID 3256 wrote to memory of 400	3256	75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe	84
PID 3256 wrote to memory of 400	3256	75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe	84
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 400 wrote to memory of 4480	400	yahoo.exe	85
PID 4480 wrote to memory of 3580	4480	yahoo.exe	56
PID 4480 wrote to memory of 3580	4480	yahoo.exe	56
PID 4480 wrote to memory of 3580	4480	yahoo.exe	56
PID 4480 wrote to memory of 3580	4480	yahoo.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3580
- C:\Users\Admin\AppData\Local\Temp\75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\75197c809eb9b7c73d6cb1219fbd5388_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3256
- - C:\Documents and Settings\All Users\Start Menu\Programs\StartUp\yahoo.exe
    "C:\Documents and Settings\All Users\Start Menu\Programs\StartUp\yahoo.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:400
  - - C:\Documents and Settings\All Users\Start Menu\Programs\StartUp\yahoo.exe
      "C:\Documents and Settings\All Users\Start Menu\Programs\StartUp\yahoo.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\yahoo.exe

Filesize
78KB

MD5
2da8dfba179cf1253ab7d89f81a34f6c

SHA1
9486152ed494180f8d8aeea3bd17fb61c8301f76

SHA256
302d049a5cab56664a48500191dbf18d462d0d92208b5417f17fbad2cadbda32

SHA512
d01e5b6cf877b65d38481ed53196b4eecc1c3310ebdb153929ba6496c0ac3846d9b2f0c248317b33c31cc0e638f43b78ebdc8f10bc255f26d46f8df11bcc307e

Download Submit
memory/400-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3580-16-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/3580-17-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

Filesize
4KB

Download
memory/4480-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4480-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4480-15-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4480-14-0x0000000000400000-0x00000000004083A0-memory.dmp

Filesize
32KB

Download
memory/4480-20-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download