a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a

Analysis

max time kernel
160s
max time network
190s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 09:36

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General

Target

a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe
Size

178KB
MD5

48242b13fd9c83f63a9cf8165146362c
SHA1

30c15e892b564c3e306c2aba95cc0bf879bc5048
SHA256

a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a
SHA512

f1aa7018b5947bd4943cdfa84af6ac38b8c89cd526c5da3255296aa70aae621ca6e90fde0088544f48484b318cb505befcc6ba327b98da1649ccf413a151b56e
SSDEEP

3072:aG2dCMJTFT5JIQdgGTq9X92C4dlFOpJ2SM1qcfvuA4ZdRLcr/x41KH5mOiIMI1:bCT5JIQdLqIC4dHTSM1ZuxPxcr/rkOCI

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/1332-55-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1168-59-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1332-61-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1500-65-0x0000000000400000-0x000000000044B000-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"	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 1168	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	28
PID 1332 wrote to memory of 1168	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	28
PID 1332 wrote to memory of 1168	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	28
PID 1332 wrote to memory of 1168	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	28
PID 1332 wrote to memory of 1500	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	30
PID 1332 wrote to memory of 1500	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	30
PID 1332 wrote to memory of 1500	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	30
PID 1332 wrote to memory of 1500	1332	a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe	30

C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe
"C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe
  C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  PID:1168
- C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe
  C:\Users\Admin\AppData\Local\Temp\a9b9a5907672a54afa3b984cc5bc170583cc7d002376f8730b7d72635d7c0e1a.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  PID:1500

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/1168-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1168-60-0x0000000000510000-0x000000000052C000-memory.dmp

Filesize
112KB

Download
memory/1332-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

Filesize
8KB

Download
memory/1332-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1332-56-0x0000000000540000-0x000000000055C000-memory.dmp

Filesize
112KB

Download
memory/1332-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1332-62-0x0000000000540000-0x000000000055C000-memory.dmp

Filesize
112KB

Download
memory/1500-65-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1500-66-0x0000000000610000-0x000000000062C000-memory.dmp

Filesize
112KB

Download