fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389

Analysis

max time kernel
129s
max time network
78s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 10:44

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General

Target

fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
Size

168KB
MD5

486a4a703fe9733a4f02daa9dc28a7ec
SHA1

25db9e546d07e2b5f40554cd25400c9210d67133
SHA256

fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389
SHA512

a27d523dfd873fcdc9a4402f1d01ca879922f8d95fff2c3d2ccdb3e540cf7cfc15212ec4807dc0da987e707a66566e90e49c181f4750a4dd893315885b061de7
SSDEEP

3072:E1uN9xw7rMv4921HIZp21l2cWOEXyHP2p/LJpgmigZB247vjXLZktwW:RmcQ92lKpCeOEVpznTt7vT

Score

10^/10

persistence spyware stealer 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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\B89D9\\E8D01.exe"	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1708-56-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/1720-61-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/1708-62-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/1020-66-0x0000000000400000-0x0000000000490000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 1720	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	26
PID 1708 wrote to memory of 1720	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	26
PID 1708 wrote to memory of 1720	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	26
PID 1708 wrote to memory of 1720	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	26
PID 1708 wrote to memory of 1020	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	28
PID 1708 wrote to memory of 1020	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	28
PID 1708 wrote to memory of 1020	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	28
PID 1708 wrote to memory of 1020	1708	fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe	28

C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
"C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
  C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe startC:\Program Files (x86)\LP\015B\C31.exe%C:\Program Files (x86)\LP\015B
  2⤵
  PID:1720
- C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
  C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe startC:\Program Files (x86)\D9179\lvvm.exe%C:\Program Files (x86)\D9179
  2⤵
  PID:1020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1020-65-0x00000000005CB000-0x0000000000646000-memory.dmp

Filesize
492KB

Download
memory/1020-66-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1708-54-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/1708-55-0x00000000002FB000-0x0000000000376000-memory.dmp

Filesize
492KB

Download
memory/1708-56-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1708-57-0x00000000002FB000-0x0000000000376000-memory.dmp

Filesize
492KB

Download
memory/1708-62-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1720-60-0x000000000062B000-0x00000000006A6000-memory.dmp

Filesize
492KB

Download
memory/1720-61-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download