bb5ea56528ba0e98f6016dcafb982b0579cc3f9f4da7eb664ab5434dea755ac2

General

Target

2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe
Size

135KB
MD5

2fb269b780f4cf2343f326a7780d35e9
SHA1

b9e8890f2d0d0407371ec0eb24a3bf2aefbf9483
SHA256

bb5ea56528ba0e98f6016dcafb982b0579cc3f9f4da7eb664ab5434dea755ac2
SHA512

86eae354b7190d30415953d33a30b330119bb3d05e68bb59c64a00dfad3ee9e212a8fedf25fcf9c64eea195ddec21321d462407a4b9f522cc9d920c067ded53b
SSDEEP

3072:xjIirMsxcUOyjqYgovrpmVt3Z3ClyTUJ43Bw27XE/YkDZ1:xjPrMU1Rvrpmt3Aly42mpQS

Score

7^/10

evasion trojan upx

Malware Config

Signatures

UPX packed file 28 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4488-6-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-8-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-10-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-44-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-50-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-53-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-48-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-46-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-42-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-40-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-38-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-36-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-34-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-32-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-28-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-26-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-22-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-21-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-18-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-16-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-52-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-12-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-11-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-31-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-25-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-54-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-9-0x00000000021F0000-0x000000000222D000-memory.dmp	upx
behavioral2/memory/4488-14-0x00000000021F0000-0x000000000222D000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1672	4488	WerFault.exe	81
4560	4488	WerFault.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4488	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe
4488	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4488	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe
4488	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe
4488	2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2fb269b780f4cf2343f326a7780d35e9_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4488
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 1584
  2⤵
  - Program crash
  PID:1672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 1620
  2⤵
  - Program crash
  PID:4560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4488 -ip 4488
1⤵
PID:2300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4488 -ip 4488
1⤵
PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4488-0-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/4488-1-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/4488-2-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download
memory/4488-6-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-8-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-10-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-44-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-50-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-53-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-48-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-46-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-42-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-40-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-38-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-36-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-34-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-32-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-28-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-26-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-22-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-21-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-18-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-16-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-52-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-12-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-11-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-31-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-25-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-54-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-9-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-14-0x00000000021F0000-0x000000000222D000-memory.dmp

Filesize
244KB

Download
memory/4488-55-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download

Analysis

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