58972b9fb856a756ce1e738c42bc15e17df4aa378c4e05aea6f2253d0c3038bc

General

Target

034c765777a259d37ce8b1d99d05f591.exe
Size

176KB
MD5

034c765777a259d37ce8b1d99d05f591
SHA1

552ae3967e50390f06223ceb6f40c06ca45cc9b4
SHA256

58972b9fb856a756ce1e738c42bc15e17df4aa378c4e05aea6f2253d0c3038bc
SHA512

46ee2b3ac6d9d6749bca0a61ce5bdb39d4cea18bc0f5e8ae87a0bd0f903cab8846b8e729523030cf5eca9b57787c4c6082017e3a10b6bef55c40fdb07f22723c
SSDEEP

3072:xWVQsT+LfbtELxHiDRTlTb1W2suH/ufpwEbpCaY6rXAyd4y8JoZSpLcC4jErjO:nsTObtELxH8n13/HGfrp7Y67Ayd4y8Jk

Score

10^/10

persistence spyware stealer upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\17F75\\00071.exe"	034c765777a259d37ce8b1d99d05f591.exe

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
T1552.001

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2312-1-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2832-13-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2312-15-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1080-117-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2312-119-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1080-222-0x0000000001E00000-0x0000000001F00000-memory.dmp	upx
behavioral1/memory/2312-271-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2312-272-0x0000000000400000-0x0000000000491000-memory.dmp	upx

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2832	2312	034c765777a259d37ce8b1d99d05f591.exe	28
PID 2312 wrote to memory of 2832	2312	034c765777a259d37ce8b1d99d05f591.exe	28
PID 2312 wrote to memory of 2832	2312	034c765777a259d37ce8b1d99d05f591.exe	28
PID 2312 wrote to memory of 2832	2312	034c765777a259d37ce8b1d99d05f591.exe	28
PID 2312 wrote to memory of 1080	2312	034c765777a259d37ce8b1d99d05f591.exe	30
PID 2312 wrote to memory of 1080	2312	034c765777a259d37ce8b1d99d05f591.exe	30
PID 2312 wrote to memory of 1080	2312	034c765777a259d37ce8b1d99d05f591.exe	30
PID 2312 wrote to memory of 1080	2312	034c765777a259d37ce8b1d99d05f591.exe	30

C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe
"C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe
  C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe startC:\Program Files (x86)\LP\71E1\5CD.exe%C:\Program Files (x86)\LP\71E1
  2⤵
  PID:2832
- C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe
  C:\Users\Admin\AppData\Local\Temp\034c765777a259d37ce8b1d99d05f591.exe startC:\Program Files (x86)\75CA5\lvvm.exe%C:\Program Files (x86)\75CA5
  2⤵
  PID:1080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\17F75\5CA5.7F7

Filesize
996B

MD5
ed343d3183f47f870520ee780804ac4d

SHA1
75795351b9d7eb82a7a4416f48d97c3433a043f5

SHA256
b89d55894493a0408a0c5f2c269fb54344ae812eb40621462fa56ff3137c49a6

SHA512
ca66b37efc9c81a8fadf0afbebe4e2eea342a6aebd2c534a9780b8767ecc9f41c798c6af30d341b9d1cfebd15faec19c064eebf2f9f5eda34ad7aac9308ad91a

Download Submit
C:\Users\Admin\AppData\Roaming\17F75\5CA5.7F7

Filesize
600B

MD5
5c86abfbc24975887418e977d09ff104

SHA1
184f591c069c46519fc72d45938dafd64d8775a6

SHA256
9869172a06a08c4caad9b6ed2862d3f26cf39dee4e3a96fb4a2e61b3635a894b

SHA512
e5f2886e10a583946e17046400aa2e64e14d7482c5016c0d5830fbe27647b8c23a7e817ab4eb3f7b3bd6c94f93c872f58724ad410deff91cb811d59d102e95b0

Download Submit
C:\Users\Admin\AppData\Roaming\17F75\5CA5.7F7

Filesize
1KB

MD5
d46d1d57282bd92de4b429423bfaf518

SHA1
3ebdd4107f3b99222ca161bc560991531399838b

SHA256
abcb9081ddeaa56168a9d2ce69208dbf7d55ca6cde1ad16c2ed04adadd2e65f6

SHA512
171fac235a80ad969b894ae8a8e7f533f6a3eb7667494c09cb43c177f2814c266746cd6c462ebd8da7b245a1b39015a0d04edaf1d168c6b195e2b633e1e3df91

Download Submit
C:\Users\Admin\AppData\Roaming\17F75\5CA5.7F7

Filesize
300B

MD5
1135d1ce37d26c34be82491ee6a444e5

SHA1
15eba933473f64cf0d8b6aaee5237b64753deff0

SHA256
f7f29f2008d875fd37977ec957ab2e8b21527a79f692e8ac81a526b3d48df47b

SHA512
49431140082dde9eb45850ed36e9307708605388ac0442f34e8aa0951d841f3b525f020c5a39c8795c70d3b3ac484ceb347989bf44ccfd9a6b5a4773d371e6b2

Download Submit
memory/1080-117-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1080-222-0x0000000001E00000-0x0000000001F00000-memory.dmp

Filesize
1024KB

Download
memory/1080-118-0x0000000001E00000-0x0000000001F00000-memory.dmp

Filesize
1024KB

Download
memory/2312-219-0x0000000001D30000-0x0000000001E30000-memory.dmp

Filesize
1024KB

Download
memory/2312-15-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2312-119-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2312-1-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2312-2-0x0000000001D30000-0x0000000001E30000-memory.dmp

Filesize
1024KB

Download
memory/2312-271-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2312-272-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2832-13-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2832-14-0x0000000001DF0000-0x0000000001E69000-memory.dmp

Filesize
484KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads