3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197

Analysis

max time kernel
146s
max time network
125s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
14-10-2022 09:57

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General

Target

3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe
Size

172KB
MD5

689583a3ae0dec082cfa726709977739
SHA1

93f288ab5b7ccef9e9a068ef3655c6fd984fc8ac
SHA256

3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197
SHA512

ed744815905f73b8c1c8bc7b4ca17347a5a2da239d66f4ad61ca56cac33e6fa7b40cdc35b732d6ea2082de070edc191a6e2a8b8aac45edf41792980570123169
SSDEEP

3072:afrSDPfuUCkHeN5u5qwwL9hg4GosT9xW1BBFKgsqz09n0LqG1:w4PtCkoikWosT9xW19Kg9z0C

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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\C1F90\\90638.exe"	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1808-56-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1808-58-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1532-63-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/876-67-0x0000000000400000-0x0000000000491000-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 1808 wrote to memory of 1532	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	28
PID 1808 wrote to memory of 1532	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	28
PID 1808 wrote to memory of 1532	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	28
PID 1808 wrote to memory of 1532	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	28
PID 1808 wrote to memory of 876	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	30
PID 1808 wrote to memory of 876	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	30
PID 1808 wrote to memory of 876	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	30
PID 1808 wrote to memory of 876	1808	3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe	30

C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe
"C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe
  C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe startC:\Program Files (x86)\LP\380C\468.exe%C:\Program Files (x86)\LP\380C
  2⤵
  PID:1532
- C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe
  C:\Users\Admin\AppData\Local\Temp\3863b65824cebb9ec0b1830b1153ccf141db374999be7a5cf4cfbd668b6b5197.exe startC:\Program Files (x86)\90EB9\lvvm.exe%C:\Program Files (x86)\90EB9
  2⤵
  PID:876

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/876-64-0x0000000000000000-mapping.dmp

Download
memory/876-66-0x00000000005DA000-0x0000000000655000-memory.dmp

Filesize
492KB

Download
memory/876-67-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1532-60-0x0000000000000000-mapping.dmp

Download
memory/1532-62-0x00000000005BA000-0x0000000000635000-memory.dmp

Filesize
492KB

Download
memory/1532-63-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1808-54-0x0000000075211000-0x0000000075213000-memory.dmp

Filesize
8KB

Download
memory/1808-55-0x000000000058A000-0x0000000000605000-memory.dmp

Filesize
492KB

Download
memory/1808-56-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1808-57-0x000000000058A000-0x0000000000605000-memory.dmp

Filesize
492KB

Download
memory/1808-58-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1808-59-0x000000000058A000-0x0000000000605000-memory.dmp

Filesize
492KB

Download