f7a84a2593df03534f2d096c75509528ff1927157dc02e456f086d7459b4ee39

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 05:08

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General

Target

dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe
Size

11KB
MD5

dbde69c8d7306fdf1f26b08a7e1a631a
SHA1

3edcfc6330b324b6471e20f51e69c1ac821ffc30
SHA256

f7a84a2593df03534f2d096c75509528ff1927157dc02e456f086d7459b4ee39
SHA512

267b11db4312300f53ba0024e2a3dccf4c8e2343cb3b1e060bfdfd8dfcd325d270caad7e335c7ca368703e811a3233c91faf72d1990ab54867595bce6842a329
SSDEEP

192:ANfmSO1JM6+wWtIlJHyFh7L+S2dlJx9CiL99P/lj2hsFlDdCNcVg:EmSO1JM6+wWyjS37CxFHC699B2odCSg

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
2200	johandyk.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4824-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/files/0x000700000002342d-4.dat	upx
behavioral2/memory/4824-6-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2200-8-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2200-17-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\johandy.dll	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\johandyk.exe	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\johandyk.exe	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	johandyk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4824 wrote to memory of 2200	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	83
PID 4824 wrote to memory of 2200	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	83
PID 4824 wrote to memory of 2200	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	83
PID 4824 wrote to memory of 2168	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	96
PID 4824 wrote to memory of 2168	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	96
PID 4824 wrote to memory of 2168	4824	dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4824
- C:\Windows\SysWOW64\johandyk.exe
  C:\Windows\system32\johandyk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2200
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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:\Users\Admin\AppData\Local\Temp\dbde69c8d7306fdf1f26b08a7e1a631a_JaffaCakes118.exe.bat

Filesize
210B

MD5
6fb41e3f93b4b4e605677d3baa2f40cb

SHA1
256b879a4000b59557518df644d6c19bf69bdaaf

SHA256
0495443fcdfde0bea0877db019ccc3e49aebf27966863e703e646c3b306d9640

SHA512
0caed7c90b688dbf909b83602f0292669d0a4dd5b1f35febce23f047ab9d57d2a30af979525e49cdab2cf9535f25f7f668531b437b5c5ee45a3cc815b6079e2a

Download Submit
C:\Windows\SysWOW64\johandyk.exe

Filesize
11KB

MD5
dbde69c8d7306fdf1f26b08a7e1a631a

SHA1
3edcfc6330b324b6471e20f51e69c1ac821ffc30

SHA256
f7a84a2593df03534f2d096c75509528ff1927157dc02e456f086d7459b4ee39

SHA512
267b11db4312300f53ba0024e2a3dccf4c8e2343cb3b1e060bfdfd8dfcd325d270caad7e335c7ca368703e811a3233c91faf72d1990ab54867595bce6842a329

Download Submit
memory/2200-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2200-17-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4824-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4824-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download