upatre | c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 07:54

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General

Target

c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe
Size

13KB
MD5

335c88456648790ac95362c50db3f8dc
SHA1

27a28742a7cd5fd5be1400ca2cd307cfbe3d6eac
SHA256

c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb
SHA512

ba193d4481e3dcbd86a27a10968b8abe126110a230293d488e22e8274f72c89e39a33e076179d6704ee7bdb1b6a0ff51ecadc087ae876b3d2437aa5adb81a933
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmWmtsb:v+dAURFxna4QAPQlYghxKUAyl9Wm4

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
2104	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe
2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.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	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2104	2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe	31
PID 2492 wrote to memory of 2104	2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe	31
PID 2492 wrote to memory of 2104	2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe	31
PID 2492 wrote to memory of 2104	2492	c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe	31

C:\Users\Admin\AppData\Local\Temp\c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe
"C:\Users\Admin\AppData\Local\Temp\c7f81d6b54477b269f2dc29344bd56b95ffed1f445a0f5bf5999ad265b238efb.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2104

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

Replay Monitor

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Downloads

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

Filesize
13KB

MD5
ad6588a0dc48253f9ca7d58060cb0295

SHA1
e0830cd21fbe40d36efb8eb5b0eb5187a17b4396

SHA256
d126932445fb0039eae7ec5b26dbdbaa3fe921ce3c8382f34fee81fbff713ec7

SHA512
b6c0128b57f5246c17315d809a7ff7523a4f13575ecb42c42501cd3d9fb7fb478f37cd2484dc8dff7de36f78b544d6d28fc57a473c82dbeb6cb4e0e33115aecc

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