83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7

Analysis

max time kernel
159s
max time network
178s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 08:18

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General

Target

83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe
Size

811KB
MD5

0a35015891efca9b6f46ec4e161bbb54
SHA1

28a60df13c5191555695f4e5eb4b9dc815f03b0f
SHA256

83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7
SHA512

cf0ce81c61d1aa82c39e0e0165458ca804ba2fbdb429ae5dd64cea8af0987b45db7dcb4e93588b72645eeb04d6df5d2f7abcb7e74f7520571062edf89e694a13
SSDEEP

24576:uoIW2OTOZHoqziFLzQwQUDHazUbxFlg6XsKS+m:ra8Yj2zla4bxO/

Score

8^/10

discovery 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/1932-54-0x0000000000400000-0x000000000063F000-memory.dmp	upx
behavioral1/memory/1932-55-0x0000000000400000-0x000000000063F000-memory.dmp	upx
behavioral1/memory/1932-57-0x0000000000400000-0x000000000063F000-memory.dmp	upx
behavioral1/memory/1932-58-0x0000000000400000-0x000000000063F000-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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SonyAgent = "C:\\Users\\Admin\\AppData\\Local\\Temp\\83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe"	83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe

C:\Users\Admin\AppData\Local\Temp\83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe
"C:\Users\Admin\AppData\Local\Temp\83a4ffb26c80571a9313ad754fe8c1e89305d8b928186dbfe619b58fba96ced7.exe"
1⤵
- Adds Run key to start application
- Checks processor information in registry
PID:1932

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1932-54-0x0000000000400000-0x000000000063F000-memory.dmp

Filesize
2.2MB

Download
memory/1932-55-0x0000000000400000-0x000000000063F000-memory.dmp

Filesize
2.2MB

Download
memory/1932-56-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1932-57-0x0000000000400000-0x000000000063F000-memory.dmp

Filesize
2.2MB

Download
memory/1932-58-0x0000000000400000-0x000000000063F000-memory.dmp

Filesize
2.2MB

Download