114f31f9c1317f121760fafcd257adb7ea48ce41e46a2f526c431b15f2380c54

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
01-05-2024 18:02

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General

Target

0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
Size

624KB
MD5

0c77fd059672554ccff0bc2a9cd1046a
SHA1

83708b04c63e07cd81c710ebd81e99146454742d
SHA256

114f31f9c1317f121760fafcd257adb7ea48ce41e46a2f526c431b15f2380c54
SHA512

1f6101448cae182e3898f91e977ca23aab67ad605f2fb368c67990f92046fc1b74b730d9f4f70aac48c95bf466921b92c74a0f7a910bd687992db24029287d43
SSDEEP

12288:YkQkbnZ4SgtrPVbMncWwH3xXQ54BK8F64ix470Sm+X1eikHY9aCT5QW:Y47kRscWwxgMKg6PxJSmLLwai

Score

7^/10

discovery upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3352-0-0x00000000008A0000-0x0000000000A91000-memory.dmp	upx
behavioral2/memory/3352-3-0x00000000008A0000-0x0000000000A91000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3128	3352	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
3352	0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0c77fd059672554ccff0bc2a9cd1046a_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 2724
  2⤵
  - Program crash
  PID:3128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3352 -ip 3352
1⤵
PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3352-0-0x00000000008A0000-0x0000000000A91000-memory.dmp

Filesize
1.9MB

Download
memory/3352-3-0x00000000008A0000-0x0000000000A91000-memory.dmp

Filesize
1.9MB

Download