b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b

Analysis

max time kernel
145s
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 18:52

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General

Target

b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe
Size

843KB
MD5

b773b2d0fcaef1417be81f2e77c1d4fe
SHA1

ae65ac78ef2ef16e6143c41ef0e8573552dca8b1
SHA256

b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b
SHA512

9d8bc5efc43a55a1db5a8f20f64d5950fa0c599b7d96b169084de13320753489afef5028ffa2d2f51edaa6f9e587abef33e61fc90bbd4f4bc191d8a708fae7ed
SSDEEP

24576:Ux/DiKcsc5mcCyAkVJfj0tQX03RACxHMnMrH:UliKcscWSVVQhAWHMM

Score

8^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1372-57-0x0000000000E80000-0x00000000010AE000-memory.dmp	upx
behavioral1/memory/1372-58-0x0000000000E80000-0x00000000010AE000-memory.dmp	upx

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	b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SonyAgent = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe"	b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.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

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe

C:\Users\Admin\AppData\Local\Temp\b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe
"C:\Users\Admin\AppData\Local\Temp\b8d721eea91c3edabf69ba81cd4713cb2f045f64b48a2fbb6dd50eb91aeda18b.exe"
1⤵
- Adds Run key to start application
- Enumerates system info in registry
PID:1372

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1372-54-0x0000000075921000-0x0000000075923000-memory.dmp

Filesize
8KB

Download
memory/1372-55-0x0000000000920000-0x00000000009E5000-memory.dmp

Filesize
788KB

Download
memory/1372-56-0x00000000009F0000-0x0000000000AB5000-memory.dmp

Filesize
788KB

Download
memory/1372-57-0x0000000000E80000-0x00000000010AE000-memory.dmp

Filesize
2.2MB

Download
memory/1372-58-0x0000000000E80000-0x00000000010AE000-memory.dmp

Filesize
2.2MB

Download