f1bbcc5c678d174d858ae089f4494e3ea8bcfc418098d61804a15e437f08aff7

Target

[email protected]
Size

116KB
MD5

41789c704a0eecfdd0048b4b4193e752
SHA1

fb1e8385691fa3293b7cbfb9b2656cf09f20e722
SHA256

b2dcfdf9e7b09f2aa5004668370e77982963ace820e7285b2e264a294441da23
SHA512

76391ac85fdc3be75441fcd6e19bed08b807d3946c7281c647f16a3be5388f7be307e6323fac8502430a4a6d800d52a88709592a49011ecc89de4f19102435ea

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\[email protected]"	[email protected]

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral8/memory/2612-4-0x0000000000400000-0x0000000000438000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	[email protected]
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Users\\Admin\\AppData\\Local\\Temp\\[email protected]"	[email protected]

Kills process with taskkill 1 IoCs

evasion

pid	Process
1920	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 1920	2612	[email protected]	74
PID 2612 wrote to memory of 1920	2612	[email protected]	74
PID 2612 wrote to memory of 1920	2612	[email protected]	74

C:\Users\Admin\AppData\Local\Temp\[email protected]
"C:\Users\Admin\AppData\Local\Temp\[email protected]"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /F /IM explorer.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2612-2-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/2612-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads