b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
18/05/2023, 13:57

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General

Target

b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe
Size

4.8MB
MD5

93a608c7a55447b6827e56d53a7b6fea
SHA1

78740b5a68542019a90f7c9be78121d5b92a0d3b
SHA256

b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b
SHA512

f749cd36ee75cad310f4f921b5c8e59d4c6c3ce8673f7ab66d20ff9e7a4b2f8736d9c541b27dc17ea4a84b1c9948b4813a8ba57bdde8f77107edb150ec4ecaea
SSDEEP

49152:RA/n/LwTVwv9iGLsenhpUVoygcYM9cJah4GR1fwJtNMRIuk+qnGgvB/dV4Z:cZaDj3wJtNMkG4T

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3680	MicrosoftUSOPrivate-ver1.5.3.5.exe

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\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows\CurrentVersion\Run	b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicrosoftUSOPrivate-ver1.5.3.5 = "C:\\ProgramData\\MicrosoftUSOPrivate-ver1.5.3.5\\MicrosoftUSOPrivate-ver1.5.3.5.exe"	b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 3680	2676	b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe	83
PID 2676 wrote to memory of 3680	2676	b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe	83

C:\Users\Admin\AppData\Local\Temp\b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe
"C:\Users\Admin\AppData\Local\Temp\b8b1922c587d55cd3bdcbda9c5b6b0ace495d14effe54806e10e4b3963af9f2b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2676
- C:\ProgramData\MicrosoftUSOPrivate-ver1.5.3.5\MicrosoftUSOPrivate-ver1.5.3.5.exe
  C:\ProgramData\MicrosoftUSOPrivate-ver1.5.3.5\MicrosoftUSOPrivate-ver1.5.3.5.exe
  2⤵
  - Executes dropped EXE
  PID:3680

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\MicrosoftUSOPrivate-ver1.5.3.5\MicrosoftUSOPrivate-ver1.5.3.5.exe

Filesize
228.1MB

MD5
78a7095cf987725e2e8e3bc8d5d8c7d0

SHA1
9682d0539bb3142cd039d41939491edc2c0845c0

SHA256
d6ec9b987994cad7bce6fc1134f3d8090b886455cfbe115275038f6980254c2a

SHA512
64426966d463600f24b3360eb1b62f7586ed0654efbec4a61fdf6662f74129b99a09e4f32fd4f3b92b47bf89b091d6dd70fafcadeb77d866fd8a1b73c0bdf261

Download Submit
C:\ProgramData\MicrosoftUSOPrivate-ver1.5.3.5\MicrosoftUSOPrivate-ver1.5.3.5.exe

Filesize
224.2MB

MD5
8db1cca274d4a3521ba482c7f370e88d

SHA1
4dd7a8706838d320ae7568ce2749c6247d7b8b4e

SHA256
6279284e2eb9734bdf011fddf446230a53302c74f7e7538a744d94a8743f19c9

SHA512
b6fcadea29cd4ccec6ecd4f9d3489f4877676b7965406970f3cb36120e4a8d8c2f124f178aafc259c724e9d3ddc15ba8e2077522355a73a0344b90903b6fa657

Download Submit