d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc

Analysis

max time kernel
170s
max time network
194s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 06:59

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General

Target

d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
Size

163KB
MD5

5ed481c428537c40f7929de02d52e834
SHA1

3ec082a56b5eeb6f0ae5349b1566467db740f330
SHA256

d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc
SHA512

603130123bc88a2bc2e888e3b9f72a9b1816a545256fc2213e481cdfac49fb1694df469b616b13300d6f2f8ebddae717fe0c9f4aa9c88538c5b07bd85c99fd73
SSDEEP

3072:Za3O17/KTefrrHMqvw7kIKuj1hZWzRj1qKwx5+c2BHj9ivA:ZF17/AeJvw7XLjdWB19RxHM

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

Processes:

d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe

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\\A8D1A\\84447.exe"	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2044-55-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/588-59-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/1052-63-0x0000000000400000-0x0000000000490000-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

Processes:

d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe

description	pid	process	target process
PID 2044 wrote to memory of 588	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 588	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 588	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 588	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 1052	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 1052	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 1052	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
PID 2044 wrote to memory of 1052	2044	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe	d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe

C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
"C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:2044

C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe startC:\Program Files (x86)\LP\47EA\988.exe%C:\Program Files (x86)\LP\47EA
2⤵
PID:588

C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe
C:\Users\Admin\AppData\Local\Temp\d6b2e6f309dd612ef278e28da8388ba2e8b0529c227f4c3db50b16dac7dfe5fc.exe startC:\Program Files (x86)\1A1CE\lvvm.exe%C:\Program Files (x86)\1A1CE
2⤵
PID:1052

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/588-57-0x0000000000000000-mapping.dmp

Download
memory/588-59-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/588-60-0x000000000054F000-0x0000000000563000-memory.dmp

Filesize
80KB

Download
memory/1052-61-0x0000000000000000-mapping.dmp

Download
memory/1052-63-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1052-64-0x000000000065F000-0x0000000000673000-memory.dmp

Filesize
80KB

Download
memory/2044-54-0x0000000075881000-0x0000000075883000-memory.dmp

Filesize
8KB

Download
memory/2044-55-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2044-56-0x000000000066F000-0x0000000000683000-memory.dmp

Filesize
80KB

Download