3cfd48abc285db2cd706d204c6c8990e3afb9ec9338537ebfb5c91e943cace71

General

Target

a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
Size

175KB
MD5

a4d194a281b7b1a5c3dd31b9df406b7d
SHA1

68a2728241d8b6295905ba650329ed632b2e151c
SHA256

3cfd48abc285db2cd706d204c6c8990e3afb9ec9338537ebfb5c91e943cace71
SHA512

cba7d37e71fcd79cf60817ba84ad176dd7f2979a938ec12fccb093a12cfe911f0921e236fd39addaa06ca5027916155625b3d2ee9c8671112447a52bcb260b79
SSDEEP

3072:JXred4YI4gHwWehX2SoaOL71Jri0I2XsftcgNvzXy1H:JXre2YOHkt2gO/1JO04tfNbiJ

Score

10^/10

discovery persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\90F97\\D5ED3.exe"	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4552-2-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/4832-8-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/4552-48-0x0000000000400000-0x000000000048E000-memory.dmp	upx
behavioral2/memory/4552-49-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/3272-105-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/3272-107-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/4552-162-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral2/memory/4552-175-0x0000000000400000-0x0000000000491000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 4832	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	84
PID 4552 wrote to memory of 4832	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	84
PID 4552 wrote to memory of 4832	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	84
PID 4552 wrote to memory of 3272	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	95
PID 4552 wrote to memory of 3272	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	95
PID 4552 wrote to memory of 3272	4552	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe startC:\Program Files (x86)\LP\D3A9\695.exe%C:\Program Files (x86)\LP\D3A9
  2⤵
  PID:4832
- C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe startC:\Program Files (x86)\97ADD\lvvm.exe%C:\Program Files (x86)\97ADD
  2⤵
  PID:3272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\90F97\7ADD.0F9

Filesize
996B

MD5
72ed0786dcc53a6f5e821e90a0718957

SHA1
e4f94020556f88286506b055c04b8fdad9fe3239

SHA256
398892e6173de41d3917ce42881934e2bf4056226fb286dd7567b335773eb8f2

SHA512
a1e559f41f18336ee29ac45d2db02a981da8cba407442329752d462b3fa0f28772781795caff844c9a467b42bbcf0a0c98208be778d43e39985df12aeb34e167

Download Submit
C:\Users\Admin\AppData\Roaming\90F97\7ADD.0F9

Filesize
600B

MD5
c704e80828dddaf98655a78e806f9d4c

SHA1
3a50b9654c325eac5436409a208d5fe45eac606a

SHA256
d04d0fe2f08fedc54db7b9ff834c37340d2207dac47b7d7d618ac0bf46451684

SHA512
f31835ef29a9908b5b9fb0f25f1c51737c79b47d92dadfcb63ed28dbe1c7d5de44d35d87d513ae2c816f218dd8cfc3ff29dc1d1162971e51dac727f9f95ea4aa

Download Submit
C:\Users\Admin\AppData\Roaming\90F97\7ADD.0F9

Filesize
1KB

MD5
db18fd79185ad90bb75ebaf2f326d464

SHA1
5833317a201136ab70c919b8aa4cebac2e535980

SHA256
e79d3d79668621912116bce20bb23acee619506813091b4a2a41166a4e47ed71

SHA512
85aa79e55694b5e8c5e8d6d1c4168d8483b4e1a6d0f2a38bc5995c82cee4e08da6c3729af8b96df064e25a33f012066deae369f040393eb147cc4ad278f53623

Download Submit
memory/3272-104-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/3272-105-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/3272-107-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4552-1-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4552-48-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4552-49-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4552-2-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4552-162-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4552-175-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4832-8-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads