550f95515a5b215781734d4f963c51ee2643cd4288b388f5bb7885ce09c2c608

Analysis

max time kernel
149s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2024 23:55

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General

Target

3f5c149e11be2d664a0d313cb3e921cc.exe
Size

52KB
MD5

3f5c149e11be2d664a0d313cb3e921cc
SHA1

b9e4e4237437cd7bde2f776bcbbab09405df7e74
SHA256

550f95515a5b215781734d4f963c51ee2643cd4288b388f5bb7885ce09c2c608
SHA512

407028d60301edfdee4b61d61eef4a3333f193e199c3a5a21b42067d4ee931ed49665cbde26d07dac7e71e2be6a2bf2612f56bb228c6fbbb4eb0ab8e49334ed4
SSDEEP

768:s2HjJD1hLO1IixdJNgI+QAs31N07DLGw9Fa5ZRDv+kiKxCo10:s2DjpOuijJx3N31NLw9FcJ+AxR10

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	lkdgdkrc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wisXPw1GND = "C:\\ProgramData\\jwbyvapo\\lkdgdkrc.exe"	lkdgdkrc.exe

Executes dropped EXE 1 IoCs

pid	Process
2904	lkdgdkrc.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3172	3f5c149e11be2d664a0d313cb3e921cc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 2904	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	105
PID 3172 wrote to memory of 2904	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	105
PID 3172 wrote to memory of 2904	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	105
PID 3172 wrote to memory of 1792	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	104
PID 3172 wrote to memory of 1792	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	104
PID 3172 wrote to memory of 1792	3172	3f5c149e11be2d664a0d313cb3e921cc.exe	104

C:\Users\Admin\AppData\Local\Temp\3f5c149e11be2d664a0d313cb3e921cc.exe
"C:\Users\Admin\AppData\Local\Temp\3f5c149e11be2d664a0d313cb3e921cc.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Windows\SysWOW64\cmd.exe
  /c del /f C:\Users\Admin\AppData\Local\Temp\3F5C14~1.EXE.bak >> NUL
  2⤵
  PID:1792
- C:\ProgramData\jwbyvapo\lkdgdkrc.exe
  C:\ProgramData\jwbyvapo\lkdgdkrc.exe
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  PID:2904

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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