55c4c9a927b01016ffda9286f5637f3c0c19b84855eea235c07b58d715aca5d2

Analysis

max time kernel
28s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-10-2024 09:58

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General

Target

ipcleaner.exe
Size

61KB
MD5

f141d316c94c790986c8a611265b13a8
SHA1

1a7039db35fca03cff119396e389fc11a16d8ed3
SHA256

55c4c9a927b01016ffda9286f5637f3c0c19b84855eea235c07b58d715aca5d2
SHA512

b14b7718a6816d8562ed41434ec883bbc169ed6bbdb72f598d3706c18ae5ef955309a4c8049538562d1894249317c6c4e5b867609dbfb04ac7186e688614cc4a
SSDEEP

768:JKsMqCXfVcWlzM9ZkiANIUUSYLDwUzc80gmq3oP/oDo:JKse1M9ZkiAP4r/0O8/oM

Score

9^/10

discovery persistence ransomware spyware stealer

Malware Config

Signatures

Renames multiple (82) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ipcleaner.exe\""	ipcleaner.exe

Drops desktop.ini file(s) 3 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	ipcleaner.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	ipcleaner.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	ipcleaner.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
6	discord.com
7	discord.com
8	discord.com
9	discord.com
10	discord.com

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

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	ipcleaner.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WMIC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
320	ipcleaner.exe
320	ipcleaner.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	ipcleaner.exe
Token: SeIncreaseQuotaPrivilege	2404	WMIC.exe
Token: SeSecurityPrivilege	2404	WMIC.exe
Token: SeTakeOwnershipPrivilege	2404	WMIC.exe
Token: SeLoadDriverPrivilege	2404	WMIC.exe
Token: SeSystemProfilePrivilege	2404	WMIC.exe
Token: SeSystemtimePrivilege	2404	WMIC.exe
Token: SeProfSingleProcessPrivilege	2404	WMIC.exe
Token: SeIncBasePriorityPrivilege	2404	WMIC.exe
Token: SeCreatePagefilePrivilege	2404	WMIC.exe
Token: SeBackupPrivilege	2404	WMIC.exe
Token: SeRestorePrivilege	2404	WMIC.exe
Token: SeShutdownPrivilege	2404	WMIC.exe
Token: SeDebugPrivilege	2404	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2404	WMIC.exe
Token: SeRemoteShutdownPrivilege	2404	WMIC.exe
Token: SeUndockPrivilege	2404	WMIC.exe
Token: SeManageVolumePrivilege	2404	WMIC.exe
Token: 33	2404	WMIC.exe
Token: 34	2404	WMIC.exe
Token: 35	2404	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2404	WMIC.exe
Token: SeSecurityPrivilege	2404	WMIC.exe
Token: SeTakeOwnershipPrivilege	2404	WMIC.exe
Token: SeLoadDriverPrivilege	2404	WMIC.exe
Token: SeSystemProfilePrivilege	2404	WMIC.exe
Token: SeSystemtimePrivilege	2404	WMIC.exe
Token: SeProfSingleProcessPrivilege	2404	WMIC.exe
Token: SeIncBasePriorityPrivilege	2404	WMIC.exe
Token: SeCreatePagefilePrivilege	2404	WMIC.exe
Token: SeBackupPrivilege	2404	WMIC.exe
Token: SeRestorePrivilege	2404	WMIC.exe
Token: SeShutdownPrivilege	2404	WMIC.exe
Token: SeDebugPrivilege	2404	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2404	WMIC.exe
Token: SeRemoteShutdownPrivilege	2404	WMIC.exe
Token: SeUndockPrivilege	2404	WMIC.exe
Token: SeManageVolumePrivilege	2404	WMIC.exe
Token: 33	2404	WMIC.exe
Token: 34	2404	WMIC.exe
Token: 35	2404	WMIC.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 3012	320	ipcleaner.exe	31
PID 320 wrote to memory of 3012	320	ipcleaner.exe	31
PID 320 wrote to memory of 3012	320	ipcleaner.exe	31
PID 320 wrote to memory of 3012	320	ipcleaner.exe	31
PID 3012 wrote to memory of 2404	3012	cmd.exe	33
PID 3012 wrote to memory of 2404	3012	cmd.exe	33
PID 3012 wrote to memory of 2404	3012	cmd.exe	33
PID 3012 wrote to memory of 2404	3012	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\ipcleaner.exe
"C:\Users\Admin\AppData\Local\Temp\ipcleaner.exe"
1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic csproduct get uuid
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2404

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/320-0-0x000000007403E000-0x000000007403F000-memory.dmp

Filesize
4KB

Download
memory/320-1-0x0000000000110000-0x0000000000126000-memory.dmp

Filesize
88KB

Download
memory/320-2-0x0000000074030000-0x000000007471E000-memory.dmp

Filesize
6.9MB

Download
memory/320-19-0x000000007403E000-0x000000007403F000-memory.dmp

Filesize
4KB

Download
memory/320-23-0x0000000074030000-0x000000007471E000-memory.dmp

Filesize
6.9MB

Download