1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff

Analysis

max time kernel
264s
max time network
294s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 01:12

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General

Target

1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
Size

597KB
MD5

1692590f40ab8fd08e63b1d808ce419c
SHA1

b4287974ba0ad5dd86792e6af914fc11250d29b3
SHA256

1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff
SHA512

b762040dbfeeb91c6574f1252cda60cfee2c1a54ef7d90c68ff6cb126fc77eb6acf4fe355f4b15dc9ba7600ab8de0b93dd5721cf1928ff7075a72504c03eb1aa
SSDEEP

12288:vnp7MTrnNc4cMCEASQPCnXYjCsCutCfAIh+ww3do:PpITTNcmkS0CnIjoNhato

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3612 set thread context of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4704	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
4704	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
4704	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
4704	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
4704	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83
PID 3612 wrote to memory of 4704	3612	1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe	83

C:\Users\Admin\AppData\Local\Temp\1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
"C:\Users\Admin\AppData\Local\Temp\1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Users\Admin\AppData\Local\Temp\1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe
  "C:\Users\Admin\AppData\Local\Temp\1fb745045e9a8f55b4aa858b3cbe1bfdc26af9628fbe19252e601b316c803eff.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3612-132-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3612-133-0x00000000004C0000-0x00000000004C3000-memory.dmp

Filesize
12KB

Download
memory/3612-134-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3612-138-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4704-136-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4704-137-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4704-139-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4704-140-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4704-141-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads