dc7dc69d4ed0d65725d47e55415a29ce8794f120a0f19d1c4acebfe51cb002cb

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 20:32

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General

Target

rpkeylogger-0.1/bin/rpkeylogger.exe
Size

17KB
MD5

7d027eca48a83f2147e0211d1216367b
SHA1

9903e08e3fc6dac567b23f3878e68f998c27a5cb
SHA256

1272c94b0ce56ad7bd24c8ad819eff134a10fe262d6630c5b4b3b22788bc0a37
SHA512

a7c2e05f3e46d4291e26374dfad83fe1412a0aac83b45ebd30524a9ceed939dab012359d78231856c1ef89b6e51058bd841a03a6eba2b7f6410d5d2ec4e51116
SSDEEP

384:x1bXZITh7+t9bq1p+FanB14+8uVaMKUQtQpsQXAmrquxlrl:X+7+tNupo55Uegwmrqufr

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral6/memory/876-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral6/memory/876-3-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSkernel32 = "C:\\Windows\\system32\\kernel32.exe"	rpkeylogger.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\hook.dll	rpkeylogger.exe
File opened for modification	C:\Windows\SysWOW64\hook.dll	rpkeylogger.exe
File created	C:\Windows\SysWOW64\kernel32.exe	rpkeylogger.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
876	rpkeylogger.exe
876	rpkeylogger.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	876	rpkeylogger.exe
Token: SeSecurityPrivilege	876	rpkeylogger.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 3116	876	rpkeylogger.exe	55
PID 876 wrote to memory of 3116	876	rpkeylogger.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3116
- C:\Users\Admin\AppData\Local\Temp\rpkeylogger-0.1\bin\rpkeylogger.exe
  "C:\Users\Admin\AppData\Local\Temp\rpkeylogger-0.1\bin\rpkeylogger.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:876

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

Replay Monitor

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Downloads

memory/876-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/876-3-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download