d2738b431897d289afa8accc0cfb5867995e443ecccac6fdc195b3c1dee7c8f9

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 11:58

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General

Target

efbe63a9f85ddcfbe7e07aa84f8e78c5_JaffaCakes118.dll
Size

1.9MB
MD5

efbe63a9f85ddcfbe7e07aa84f8e78c5
SHA1

b1bf45b604ccb555d778993f93bc414a7e050fc9
SHA256

d2738b431897d289afa8accc0cfb5867995e443ecccac6fdc195b3c1dee7c8f9
SHA512

061a1fb171120146cc3a9d1fec27087ce4d518899fffc2b6f73c298db9fa8efdb0078927ae2bb955709d720cbe66d0b3ba504f2d0c70fb5cc508d1e83807ccc0
SSDEEP

24576:3zuRNyMlBacw/uPmT/ckk+5R6553giCAwqm9Sq9BG4jGKatZneRcd78IJhWeqPDE:3Gm/nTa3GjB//kZneRe8I7FcWq2

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
25	2144	rundll32.exe

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	rundll32.exe

Executes dropped EXE 1 IoCs

pid	Process
2436	e587cad.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3840	2436	WerFault.exe	94

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e587cad.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2144	3036	rundll32.exe	84
PID 3036 wrote to memory of 2144	3036	rundll32.exe	84
PID 3036 wrote to memory of 2144	3036	rundll32.exe	84
PID 2144 wrote to memory of 2436	2144	rundll32.exe	94
PID 2144 wrote to memory of 2436	2144	rundll32.exe	94
PID 2144 wrote to memory of 2436	2144	rundll32.exe	94

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\efbe63a9f85ddcfbe7e07aa84f8e78c5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\efbe63a9f85ddcfbe7e07aa84f8e78c5_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Users\Admin\AppData\Local\Temp\e587cad.exe
    "C:\Users\Admin\AppData\Local\Temp\e587cad.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2436
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 804
      4⤵
      Program crash
      PID:3840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 2436 -ip 2436
1⤵
PID:1788

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:\Users\Admin\AppData\Local\Temp\e587cad.exe

Filesize
9KB

MD5
a014b8961283f1e07d7f31ecdd7db62f

SHA1
70714b6dc8abbaa5d1cba38c047ea3a4ec6ac065

SHA256
21ce0cdfaeb6d7f58bd17545be18f9cd3ac2476939112872d1a05d3164098f89

SHA512
bd0bb1405c7d74c941c5db0d3fd5fbe93544055f79db5076ab293c868568873df98f902c343096ff765be6c4911435617aab2ada15591dfc90606b5630d64869

Download Submit
memory/2144-10-0x0000000003380000-0x0000000003413000-memory.dmp

Filesize
588KB

Download
memory/2144-13-0x00000000045F0000-0x0000000004677000-memory.dmp

Filesize
540KB

Download
memory/2144-3-0x0000000003380000-0x0000000003413000-memory.dmp

Filesize
588KB

Download
memory/2144-6-0x0000000003380000-0x0000000003413000-memory.dmp

Filesize
588KB

Download
memory/2144-7-0x0000000003090000-0x000000000316E000-memory.dmp

Filesize
888KB

Download
memory/2144-9-0x0000000003220000-0x00000000032CC000-memory.dmp

Filesize
688KB

Download
memory/2144-8-0x0000000000400000-0x00000000005E9000-memory.dmp

Filesize
1.9MB

Download
memory/2144-0-0x0000000003090000-0x000000000316E000-memory.dmp

Filesize
888KB

Download
memory/2144-2-0x00000000032D0000-0x0000000003375000-memory.dmp

Filesize
660KB

Download
memory/2144-12-0x0000000004560000-0x00000000045EC000-memory.dmp

Filesize
560KB

Download
memory/2144-11-0x0000000003420000-0x000000000455B000-memory.dmp

Filesize
17.2MB

Download
memory/2144-14-0x00000000045F0000-0x0000000004677000-memory.dmp

Filesize
540KB

Download
memory/2144-16-0x00000000045F0000-0x0000000004677000-memory.dmp

Filesize
540KB

Download
memory/2144-17-0x0000000000C70000-0x0000000000C73000-memory.dmp

Filesize
12KB

Download
memory/2144-19-0x0000000000C80000-0x0000000000C85000-memory.dmp

Filesize
20KB

Download
memory/2144-1-0x0000000003220000-0x00000000032CC000-memory.dmp

Filesize
688KB

Download
memory/2436-35-0x0000000072DFE000-0x0000000072DFF000-memory.dmp

Filesize
4KB

Download
memory/2436-36-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download