e69b43bed0c8c65363a269563e53ef94f2c71a57e7e4471383cecac864980fd2

Analysis

max time kernel
138s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 16:15

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General

Target

abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
Size

33KB
MD5

abb24f35af1a656e602200b49e9ba952
SHA1

5ac1eb975ae4c6813d757510b3dd7ddcf1ac1144
SHA256

e69b43bed0c8c65363a269563e53ef94f2c71a57e7e4471383cecac864980fd2
SHA512

dc52d0bce8d282d35bd254e2200af28653bd8ff9e25d41a915c103aaff13cbfdbede3592869af7fe2d3e70ada52094d56c8e12a97aa264d88b0f353424590181
SSDEEP

768:X5kes4idnnMV4Fni029ajpswh8CjCLKYQgZtOawbFXC21:XPL4nM0n6wjhHOGY36vn1

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1916	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
1916	rundll32.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/928-0-0x0000000000400000-0x0000000000416000-memory.dmp	upx
behavioral2/memory/928-7-0x0000000000400000-0x0000000000416000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1336	1916	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 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	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
1916	rundll32.exe
1916	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 1916	928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe	84
PID 928 wrote to memory of 1916	928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe	84
PID 928 wrote to memory of 1916	928	abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abb24f35af1a656e602200b49e9ba952_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:928
- C:\Windows\SysWOW64\rundll32.exe
  C:\Users\Admin\AppData\Local\Temp\oW0acSBw8Za5UL9M.dat, ServerMain 0c:\users\admin\appdata\local\temp\abb24f35af1a656e602200b49e9ba952_jaffacakes118.exe
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 660
    3⤵
    - Program crash
    PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1916 -ip 1916
1⤵
PID:4176

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

C:\Users\Admin\AppData\Local\Temp\oW0acSBw8Za5UL9M.dat

Filesize
13KB

MD5
b5dbc56e20fbd43c89cde415e1f301fc

SHA1
0cd7eae50f6db260990a4b4efe37f98d04a736f3

SHA256
5f093d50e3afbdead0a8db60b86b0f9f570ed2cac8f9ba310e1b5c94118492cf

SHA512
cd48b88801b3d5807e87376b373f4479119edddb24646e58905d0d80be6537e9df9583d0c3bf4cd8c7e898a30fd34a783d95e176872ba9ec3fea41d6891ba968

Download Submit
memory/928-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/928-7-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download