3c3d0dc81994b22ae3435333c6573698f7038c256b44c8d5a5901f97a4395927

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 07:46

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General

Target

d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
Size

24KB
MD5

d5e55caf452bd360fa54510813c925d0
SHA1

e65193d6e58db753a8ee0659667f7fa4fc3cfb2a
SHA256

3c3d0dc81994b22ae3435333c6573698f7038c256b44c8d5a5901f97a4395927
SHA512

5f0c37b4ce30d2241a2f70dc10df41ff20198131e3738e770020765fc116dfea4d83bcdb5ef0fbd89cb4a92d2484493cf0ffd3bbd382a5bfc0c4ccdc95704370
SSDEEP

768:WXu8WaCtFMJaUIg6vKGEqiiz47nbcuyD7UrD:6u8egJ6O7nouy8rD

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2416-0-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral1/memory/2416-13-0x0000000000400000-0x0000000000412000-memory.dmp	upx

Drops file in System32 directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dsound.dll.259429631	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\1007.ocx	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\1007.ocx	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ddr007.ocx	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ddr007.ocx	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\New.dll	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\New.dll	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dsound.dll.259429631	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2164	2416	WerFault.exe	27

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	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2164	2416	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe	28
PID 2416 wrote to memory of 2164	2416	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe	28
PID 2416 wrote to memory of 2164	2416	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe	28
PID 2416 wrote to memory of 2164	2416	d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d5e55caf452bd360fa54510813c925d0_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 124
  2⤵
  - Program crash
  PID:2164

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

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Downloads

memory/2416-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2416-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download