248eb241f31c08846e90155fdbc72336e77979e1c33ba812874cb82affd57122

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 23:25

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General

Target

273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
Size

677KB
MD5

273384167f5c38610b99d07c1e2f8f7d
SHA1

ef5635705f73debbb84ee477227c2d1b072e62a7
SHA256

248eb241f31c08846e90155fdbc72336e77979e1c33ba812874cb82affd57122
SHA512

240efaa6b83e07d7f3ae4a14435840dfd3dd43d784c18cb4f51f4799f0f086fd14b134b9c767218184b63816fa83ddef4db64ee8f2e4885e10ccf55a4e7031b0
SSDEEP

12288:YQ+8YcSdcdp7GqDd7o4YINDz6/AAgYShiuFfIihBtwVabCMUA4+6vlF75:UiSmrpDd75d68hiuF5H8abCMUN+YlFN

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	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3636-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/3636-15-0x0000000000400000-0x00000000005CC000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1004	3636	WerFault.exe	83
4932	3636	WerFault.exe	83

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
3636	273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\273384167f5c38610b99d07c1e2f8f7d_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:3636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 2020
  2⤵
  - Program crash
  PID:4932
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 2716
  2⤵
  - Program crash
  PID:1004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3636 -ip 3636
1⤵
PID:3120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3636 -ip 3636
1⤵
PID:4984

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/3636-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/3636-15-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads