d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24

Analysis

max time kernel
183s
max time network
190s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 14:44

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General

Target

d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe
Size

183KB
MD5

89221b377f3447021809cd095db8da26
SHA1

d2dc59833f533b5123133c2ab4ae850ac13096ed
SHA256

d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24
SHA512

4b071476fa8e7ab55b5f4e7711de7f13faaa80e120756b43f4450dbc62f422a50db863e60be9261abf573f77bed05e8fc2c960cf70537162a0ff38907f6c9703
SSDEEP

3072:dvrFQRtJaQvJsjne6kK8UBMNwd42/B9+U5JYunh06NIj+gZL2qCVxhDjgV5Dzg/:VFUJaQvJ7zDwR/H+U5f06NI+gh2tVxWI

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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\dwm.exe"	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1420-55-0x0000000000400000-0x0000000000466000-memory.dmp	upx
behavioral1/memory/1240-59-0x0000000000400000-0x0000000000466000-memory.dmp	upx
behavioral1/memory/1420-61-0x0000000000400000-0x0000000000466000-memory.dmp	upx
behavioral1/memory/1664-65-0x0000000000400000-0x0000000000466000-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 1420 wrote to memory of 1240	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	28
PID 1420 wrote to memory of 1240	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	28
PID 1420 wrote to memory of 1240	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	28
PID 1420 wrote to memory of 1240	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	28
PID 1420 wrote to memory of 1664	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	30
PID 1420 wrote to memory of 1664	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	30
PID 1420 wrote to memory of 1664	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	30
PID 1420 wrote to memory of 1664	1420	d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe	30

C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe
"C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe
  C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  PID:1240
- C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe
  C:\Users\Admin\AppData\Local\Temp\d96b1775159c9bba8bd18fa8669bd8302bb9c289d57d97513c3b10ccaa1cee24.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  PID:1664

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/1240-59-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1240-60-0x000000000063D000-0x0000000000667000-memory.dmp

Filesize
168KB

Download
memory/1420-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1420-55-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1420-56-0x000000000028D000-0x00000000002B7000-memory.dmp

Filesize
168KB

Download
memory/1420-61-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1420-62-0x000000000028D000-0x00000000002B7000-memory.dmp

Filesize
168KB

Download
memory/1664-65-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1664-66-0x000000000051D000-0x0000000000547000-memory.dmp

Filesize
168KB

Download