73f48d8450573e528f988710aff5f2e9518e42a0b870454d6a1afac079967b8e

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 01:53

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General

Target

72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
Size

13KB
MD5

72260150ed78b6137f266ff96dda5070
SHA1

ea7feeb00d172822c8923a7a98382c958712da61
SHA256

73f48d8450573e528f988710aff5f2e9518e42a0b870454d6a1afac079967b8e
SHA512

7daded3be301e4ec780b10737693cd7bcca3e51017eacdd1e3760c5ef080cbec9871076c883c85a7bd4c08e376480f036e632fea89ef54e8358513aefd3cca1b
SSDEEP

192:84/MnNy9q3cURNh0jgOfKjj7UWZW2MUh305SHMnkOILjOM7+jNT5ijSFHmTKZ:HUNy/URkgOyj+2v3W0UkOISms

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
2592	jonzyank.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/756-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/files/0x0005000000022f95-4.dat	upx
behavioral2/memory/2592-6-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/756-9-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2592-11-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jonzyan.dll	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\jonzyank.exe	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\jonzyank.exe	72260150ed78b6137f266ff96dda5070_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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jonzyank.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 2592	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	90
PID 756 wrote to memory of 2592	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	90
PID 756 wrote to memory of 2592	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	90
PID 756 wrote to memory of 3140	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	93
PID 756 wrote to memory of 3140	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	93
PID 756 wrote to memory of 3140	756	72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:756
- C:\Windows\SysWOW64\jonzyank.exe
  C:\Windows\system32\jonzyank.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2592
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3140

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\72260150ed78b6137f266ff96dda5070_JaffaCakes118.exe.bat

Filesize
210B

MD5
f5c93b56da1da168ee999b7f66c0879a

SHA1
052892973b99d1f2d96dd5b564219edf735be9f6

SHA256
86791ebc64ffd815a2749e3047cb551aba40bd547ea2cee736f71b38cb3af53d

SHA512
4fe7d7623b20e8f4fad0f05d5662c4e4172caa18ce671891fbfee7ccfe96545047aee22a70595bc45cb48ba44e96923907e63507218e973603d9c9b2e472be64

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

Filesize
13KB

MD5
72260150ed78b6137f266ff96dda5070

SHA1
ea7feeb00d172822c8923a7a98382c958712da61

SHA256
73f48d8450573e528f988710aff5f2e9518e42a0b870454d6a1afac079967b8e

SHA512
7daded3be301e4ec780b10737693cd7bcca3e51017eacdd1e3760c5ef080cbec9871076c883c85a7bd4c08e376480f036e632fea89ef54e8358513aefd3cca1b

Download Submit
memory/756-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/756-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2592-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2592-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download