bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4

Analysis

max time kernel
125s
max time network
151s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01-12-2022 18:25

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General

Target

bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe
Size

166KB
MD5

0fe723bcaf904778d078ac93c0929957
SHA1

1c0edcab4093b98eae04fada18bcb2afd1159bb3
SHA256

bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4
SHA512

0e2c95dc2d273dec23aa5a5d0b528b71ef536b6c7b6e3feb2b4d7931a85269a0a54e49060860d9147a57e20ac2e592252a9a359f741b54c8eaa0483e6c21e6bf
SSDEEP

3072:NKv0qrbcezlnFcv5VgT4+YPTSHXY/bufobOAKQTKxDJnHI/K/:NW0EjmGlYPTSHXerbbKFx

Score

8^/10

persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/656-55-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/1964-59-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/656-61-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral1/memory/1812-65-0x0000000000400000-0x0000000000446000-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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\conhost.exe"	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 656 wrote to memory of 1964	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	27
PID 656 wrote to memory of 1964	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	27
PID 656 wrote to memory of 1964	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	27
PID 656 wrote to memory of 1964	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	27
PID 656 wrote to memory of 1812	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	29
PID 656 wrote to memory of 1812	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	29
PID 656 wrote to memory of 1812	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	29
PID 656 wrote to memory of 1812	656	bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe	29

C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe
"C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:656
- C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe
  C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  PID:1964
- C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe
  C:\Users\Admin\AppData\Local\Temp\bfbeab9fa4bcf3165e302180ca636cec1dcdebc458ab07bb08ec4a4bda6026e4.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  PID:1812

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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/656-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/656-55-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/656-56-0x00000000004ED000-0x0000000000506000-memory.dmp

Filesize
100KB

Download
memory/656-61-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/656-62-0x00000000004ED000-0x0000000000506000-memory.dmp

Filesize
100KB

Download
memory/1812-65-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1812-66-0x00000000005FD000-0x0000000000616000-memory.dmp

Filesize
100KB

Download
memory/1964-60-0x00000000005BD000-0x00000000005D6000-memory.dmp

Filesize
100KB

Download
memory/1964-59-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download