upatre | 34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e

Analysis

max time kernel
149s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 21:08

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General

Target

34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe
Size

13KB
MD5

5fb56f00288ea7ab5851367b7a103707
SHA1

37aa6e7343a797daf933cb12028649b90dbbb6fc
SHA256

34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e
SHA512

8d6dabc95cc346fedbd1c42b2ff3b428d56ae4d63bd418542200dc35d6209613a0c7fbf670260fb1a9d65769b7f053d0b0de24821b3af6bfbc73445c4ecac6d3
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmWmtssN:v+dAURFxna4QAPQlYghxKUAyl9WmHN

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Upatre family
upatre

Executes dropped EXE 1 IoCs

pid	Process
2920	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe
572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 572 wrote to memory of 2920	572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe	29
PID 572 wrote to memory of 2920	572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe	29
PID 572 wrote to memory of 2920	572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe	29
PID 572 wrote to memory of 2920	572	34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe	29

C:\Users\Admin\AppData\Local\Temp\34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe
"C:\Users\Admin\AppData\Local\Temp\34daf203818417b17066242a1c932ce558a54ecbb46c1843f49bc98b9d321a7e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:572
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
14KB

MD5
e867dc5297aed3c956b4cf8fb41833d2

SHA1
4061c30eea15887d42dcb9aec0cf0de3872f2582

SHA256
b5f7b43eb82c8fd6f4e2deca7ebba5e407d960bc86549d2b6aed10c1051b6e42

SHA512
1f138c43d3363c8142b601b2ae5617ac63e2f0177ce9482b6e80bb9c1e0648e0ae99b0ad9ac84d8ef0e5a051d4ff55f0e6b9469b3acd76edb1315200de17dfcb

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