e90a752b8d668044aee2382ba1f953bf9a1d4083de56d2b8c6215125e9baf5bf

Analysis

max time kernel
105s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 04:47

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General

Target

f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe
Size

54KB
MD5

f51125be3b22406838d00dcadef089c2
SHA1

601122a9fbdec3e50c16c217be38dabc46a15fcb
SHA256

e90a752b8d668044aee2382ba1f953bf9a1d4083de56d2b8c6215125e9baf5bf
SHA512

f451fafe0a5029fd1ed54d88103f9460508577927e1852a21f77069284ef4f4a5d208a60b6c172aebe3c72af8aa938401148e5996c9434558f078b8990083b8d
SSDEEP

768:1LSQ2p8J7VvkDwfkwQ9A1M3hGw9Nksp8IV75yzUiI2EZly8Hg9NF/DdddM:16Yvkkfkw51mGwQsiWtyzEZly8H0vM

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	utgzonyr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\GB1TkkskGc = "C:\\ProgramData\\svytaper\\utgzonyr.exe"	utgzonyr.exe

Executes dropped EXE 1 IoCs

pid	Process
1784	utgzonyr.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 1784	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	96
PID 3128 wrote to memory of 1784	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	96
PID 3128 wrote to memory of 1784	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	96
PID 3128 wrote to memory of 452	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	97
PID 3128 wrote to memory of 452	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	97
PID 3128 wrote to memory of 452	3128	f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe	97

C:\Users\Admin\AppData\Local\Temp\f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f51125be3b22406838d00dcadef089c2_JaffaCakes118.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3128
- C:\ProgramData\svytaper\utgzonyr.exe
  C:\ProgramData\svytaper\utgzonyr.exe
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  PID:1784
- C:\Windows\SysWOW64\cmd.exe
  /c del /f C:\Users\Admin\AppData\Local\Temp\F51125~1.EXE.bak >> NUL
  2⤵
  PID:452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\svytaper\utgzonyr.exe

Filesize
54KB

MD5
f51125be3b22406838d00dcadef089c2

SHA1
601122a9fbdec3e50c16c217be38dabc46a15fcb

SHA256
e90a752b8d668044aee2382ba1f953bf9a1d4083de56d2b8c6215125e9baf5bf

SHA512
f451fafe0a5029fd1ed54d88103f9460508577927e1852a21f77069284ef4f4a5d208a60b6c172aebe3c72af8aa938401148e5996c9434558f078b8990083b8d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads