398dcd9bd4dcb84268c26363ea20de02a9e8882b6edd7c2683cb49d6ed60d98e

Analysis

max time kernel
140s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 19:48

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General

Target

b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe
Size

99KB
MD5

b4cd7facb711457c626c8c0ccead02d1
SHA1

af6e13d0735107e3f458f4d71fd0911259fb76da
SHA256

398dcd9bd4dcb84268c26363ea20de02a9e8882b6edd7c2683cb49d6ed60d98e
SHA512

6473c7de9dbe00f428c519b3206046b9ba1406b65b5fabbc67b8f5f89ed8d9a529355f0c0fa29f9739f98499c8edc5a47175d057be4f37e351f9f35ce1123a8d
SSDEEP

1536:xxgZtYtwtr16AyCPIkTqqWRbdghPD6Izl71aE6Ep:Qpa8wOqpOJmIdX6Ep

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1332-2-0x0000000000400000-0x000000000043A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	1332	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	b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 2368	1332	b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe	30
PID 1332 wrote to memory of 2368	1332	b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe	30
PID 1332 wrote to memory of 2368	1332	b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe	30
PID 1332 wrote to memory of 2368	1332	b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b4cd7facb711457c626c8c0ccead02d1_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 184
  2⤵
  - Program crash
  PID:2368

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1332-0-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/1332-1-0x0000000000415000-0x0000000000421000-memory.dmp

Filesize
48KB

Download
memory/1332-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1332-3-0x0000000000415000-0x0000000000421000-memory.dmp

Filesize
48KB

Download