9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6

Analysis

max time kernel
154s
max time network
175s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 09:12

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General

Target

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
Size

1.4MB
MD5

3a1f26ef99fa18e418f4975d8a28cdd8
SHA1

9ba72da9c145f92dfec694a155f39a3de4436f3e
SHA256

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6
SHA512

691d58386a169194ed84e16951993a8bcbf5b5379a66efb9f01ec0a79f14f4158cdd9608ddd8d6481530f4f16b18261614c89b6141788700ea3c478989e5dc6c
SSDEEP

24576:QzbmlhO/p9J5e9An87zFAobnoKGMyaEexYqPtBxcVmqJ4/ru:Qzb8hOnJxn87zFAojoKGMyaEA5BxPqJX

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2040-63-0x0000000000400000-0x000000000063E000-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

Processes:

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe"	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.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
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

pid process

2040 9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

pid	process
2040	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

pid	process
1776	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
2040	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

description	pid	process	target process
PID 1776 wrote to memory of 2040	1776	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
PID 1776 wrote to memory of 2040	1776	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
PID 1776 wrote to memory of 2040	1776	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
PID 1776 wrote to memory of 2040	1776	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe	9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe

C:\Users\Admin\AppData\Local\Temp\9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
"C:\Users\Admin\AppData\Local\Temp\9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe
  "C:\Users\Admin\AppData\Local\Temp\9f8f8c1afb93ef2734bc971f8e1ad829ef6f086a6137d5939afdbfeae02c8fe6.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2040

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1776-54-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1776-55-0x0000000075F01000-0x0000000075F03000-memory.dmp

Filesize
8KB

Download
memory/1776-61-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1776-62-0x0000000001F40000-0x000000000217E000-memory.dmp

Filesize
2.2MB

Download
memory/2040-56-0x0000000000000000-mapping.dmp

Download
memory/2040-57-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/2040-60-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/2040-63-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download