metasploit | f9bf03af636d85249ffc3d6929546e2d619e3f05f829e820ecbccc08546c536a

General

Target

ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe
Size

252KB
MD5

ef8785365ce25c4be0e3efd880f8eb7f
SHA1

e0a87ea3c4b95994a9f9d0def4c7a4e5bb7f5448
SHA256

f9bf03af636d85249ffc3d6929546e2d619e3f05f829e820ecbccc08546c536a
SHA512

6dae5d29328c91c089a4b2b1026226b7f3982d6b4ed04967fd4fefd24bbf6ca252c677518bde49fa3b3ab312634d80851594102b5c84390c2a2546ebe8cfe351
SSDEEP

3072:GRuR5R8v3IYAfKRyKGxo9GCeSvgXFLxNNfSumm38oeI7gvERZ3vy4CDX+dBFbw:ikOv3dANxo00ILlfSPmMxDCZ3vyW

Score

10^/10

metasploit backdoor discovery trojan upx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1864-16-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-13-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-14-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-10-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-7-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-5-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1864-3-0x0000000000400000-0x0000000000456000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2552 set thread context of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	1864	WerFault.exe	30

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	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 2552 wrote to memory of 1864	2552	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	30
PID 1864 wrote to memory of 2520	1864	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	31
PID 1864 wrote to memory of 2520	1864	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	31
PID 1864 wrote to memory of 2520	1864	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	31
PID 1864 wrote to memory of 2520	1864	ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Users\Admin\AppData\Local\Temp\ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ef8785365ce25c4be0e3efd880f8eb7f_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 140
    3⤵
    - Program crash
    PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1864-16-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-14-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-10-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-7-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-5-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-1-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1864-3-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2552-0-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2552-11-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2552-9-0x0000000000220000-0x0000000000276000-memory.dmp

Filesize
344KB

Download

Analysis

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