dd3ca0ab292cef0f2075031ceabee92002a4f0bb34e37f4518fc88047f4743ff

Analysis

max time kernel
95s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2024, 21:17

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General

Target

c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
Size

14KB
MD5

c971021b0d4d8a5f87e0dbd698dd12bd
SHA1

995f7814856df1226de3143a3edf4483d0d6d0fc
SHA256

dd3ca0ab292cef0f2075031ceabee92002a4f0bb34e37f4518fc88047f4743ff
SHA512

072123545ae17610d27a8c4493de6779827360a9507f46c085152b4800b81c1e4d4acfbddf0baf3a8415f41114d181e7d2817678b9b8477262fbd3776fad79a8
SSDEEP

192:f6CUE6u82EfdYLglIS+RJ9XYHdO5SNrh6KBMUOmOzzLcmrajhjkJ:f6o6uFmdY8lJQJ9XYHQ5S9cKImfwaGJ

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4132	gth60328.exe

Executes dropped EXE 1 IoCs

pid	Process
4132	gth60328.exe

Loads dropped DLL 2 IoCs

pid	Process
2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
4132	gth60328.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ComRes.dll	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\gth60328.exe	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\mmsfc1.dll	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mmsfc1.dll	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2600-0-0x0000000000400000-0x0000000000411000-memory.dmp	upx
behavioral2/memory/2600-12-0x0000000000400000-0x0000000000411000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\fonts\ComRes.dll	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
File created	C:\Windows\fonts\gth60328.ttf	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
File created	C:\Windows\fonts\gth60328.fon	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe

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	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gth60328.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
4132	gth60328.exe
4132	gth60328.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4132	gth60328.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 4132	2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe	82
PID 2600 wrote to memory of 4132	2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe	82
PID 2600 wrote to memory of 4132	2600	c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\gth60328.exe
  C:\Windows\system32\gth60328.exe C:\Windows\fonts\ComRes.dll ins C:\Users\Admin\AppData\Local\Temp\c971021b0d4d8a5f87e0dbd698dd12bd_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4132

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

C:\Windows\SysWOW64\gth60328.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Windows\SysWOW64\mmsfc1.dll

Filesize
48KB

MD5
98c499fccb739ab23b75c0d8b98e0481

SHA1
0ef5c464823550d5f53dd485e91dabc5d5a1ba0a

SHA256
d9d8ce1b86b3978889466ab1b9f46778942d276922bf7533327a493083913087

SHA512
9e64ac13e18ab0a518bb85b6612520645b5ab2c9a5359ced943813ba7344714999f25ba0e52240ad2d0c2fefc76552ff43173adc46334ff0b5dba171fb58e4e6

Download Submit
C:\Windows\fonts\ComRes.dll

Filesize
11KB

MD5
8dbaf2906dd867e1d57499c3864f5d9b

SHA1
7c84b0f830a07680c709c5a1b31a241e6bce0ba9

SHA256
e19e94ec89d7a66fc798b56dc2d15dae247fb39c6432a27b1bd86811082a48ed

SHA512
6b776a801ec473eca8992003dddab9b336142dc2549120e18f648c61ff52a7e14485765d082df31397b770aeef949389977c367863cbbd29fe17df943d2b5783

Download Submit
memory/2600-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2600-12-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4132-16-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download