c7307c215bcf1776f3968881c6f35d3aa64141409f4c011e3e49bb88f56f23d9

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 14:31

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General

Target

bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe
Size

912KB
MD5

bc1f83831a62d60525623a504bc20c42
SHA1

66d48e4779944c553a59788b0f4d75baef18d38b
SHA256

c7307c215bcf1776f3968881c6f35d3aa64141409f4c011e3e49bb88f56f23d9
SHA512

c5755481f1acee42a252f8eda7fc1f28159c3998528d3be51c2d449dad845ba8afde449aabbe6e805741eb9190167d51b04530ed7ecc62395d34811dc49f1eb1
SSDEEP

12288:6IrzktZ1uHcvV1NNAUTrUhP68U18MlL9dkg2eNqG15Xrb0UPU9TJv9mQ3I00eRHu:hXs1uHMVHHTrUERh1NcTJvgQ3kg/kgO

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 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	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2660	WerFault.exe	29

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	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2728	2660	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe	31
PID 2660 wrote to memory of 2728	2660	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe	31
PID 2660 wrote to memory of 2728	2660	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe	31
PID 2660 wrote to memory of 2728	2660	bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bc1f83831a62d60525623a504bc20c42_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 552
  2⤵
  - Program crash
  PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2660-6-0x0000000000400000-0x00000000005C2000-memory.dmp

Filesize
1.8MB

Download
memory/2660-5-0x0000000001EC0000-0x0000000001F5A000-memory.dmp

Filesize
616KB

Download
memory/2660-0-0x0000000001EC0000-0x0000000001F5A000-memory.dmp

Filesize
616KB

Download
memory/2660-8-0x0000000001EC0000-0x0000000001F5A000-memory.dmp

Filesize
616KB

Download
memory/2660-9-0x0000000000400000-0x00000000005C2000-memory.dmp

Filesize
1.8MB

Download