979eccf3ea029ce6bf70b0f7ceb7d85523c7b58b7f3baa554f9575d4b4da3b58

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 05:16

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General

Target

2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe
Size

350KB
MD5

2f1b5739d51a5814da909446f22e9f3f
SHA1

d3c9db71d05264e0b6f77538da49a765eb2399d7
SHA256

979eccf3ea029ce6bf70b0f7ceb7d85523c7b58b7f3baa554f9575d4b4da3b58
SHA512

f8d04b8c45f845ca84594e42ccb57444131ba517820e475817e4bbb6fe957246905e3407f92ae865495b8acec9618504eed093726870e2fefe7a4bc2712f886a
SSDEEP

6144:Q1db49+rEg024fpLZazEjvE/rbay19tSt4bO2BaDmeBJe59kIQ4Wh:QjkArEN249AyE/rbaMct4bO2/VAx

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2248	server.exe

Loads dropped DLL 5 IoCs

pid	Process
884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe
884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe
2872	WerFault.exe
2872	WerFault.exe
2872	WerFault.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/884-0-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/memory/884-17-0x0000000000400000-0x00000000004C1000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/884-17-0x0000000000400000-0x00000000004C1000-memory.dmp	autoit_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
2872	2248	WerFault.exe	30

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 2248	884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe	30
PID 884 wrote to memory of 2248	884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe	30
PID 884 wrote to memory of 2248	884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe	30
PID 884 wrote to memory of 2248	884	2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe	30
PID 2248 wrote to memory of 2872	2248	server.exe	31
PID 2248 wrote to memory of 2872	2248	server.exe	31
PID 2248 wrote to memory of 2872	2248	server.exe	31
PID 2248 wrote to memory of 2872	2248	server.exe	31

C:\Users\Admin\AppData\Local\Temp\2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f1b5739d51a5814da909446f22e9f3f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:884
- C:\Users\Admin\AppData\Local\Temp\server.exe
  C:\Users\Admin\AppData\Local\Temp/server.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 88
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
56KB

MD5
a0862202c47af53cf361f0c0869b9dd4

SHA1
caa5f99d4e2906bab3e30389ce9c190079feb938

SHA256
2d6d130382c071a47637529ab26b671a8a746e9fa8b9ab6bf9055df5d4008644

SHA512
f4031a5927c17e0b1b49f58aeec47b98439bf686aef0906fff8408d0f1c0caf12a4f9ba3929eda5343c62da70f0b3d8e830b10398ce79e0f543d664f86ad4aa5

Download Submit
memory/884-0-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/884-13-0x00000000001F0000-0x00000000001F9000-memory.dmp

Filesize
36KB

Download
memory/884-14-0x00000000001F0000-0x00000000001F9000-memory.dmp

Filesize
36KB

Download
memory/884-17-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2248-18-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download