upatre | 30f5d6c170e38ace0537092caddf08a2a39139ea636d82a18266ab7b5f111731

Analysis

max time kernel
158s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2024 03:59

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General

Target

4a61ca6334783c85f5261248aa9f5e87.exe
Size

12KB
MD5

4a61ca6334783c85f5261248aa9f5e87
SHA1

d58958581da5d921e75d4363bf07b8f5379baacc
SHA256

30f5d6c170e38ace0537092caddf08a2a39139ea636d82a18266ab7b5f111731
SHA512

41ab818586ffd4df8b30b551dc00485fac40736fd7a6e76188f9c2ba05afbd63e6185af27e1b06b97e4718e9aec0ab89846debcd13b69df474dd1859472185a8
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKkFlplVDuyY:v+dAURFxna4QAPQlYgkFlplVDuyY

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	4a61ca6334783c85f5261248aa9f5e87.exe

Executes dropped EXE 1 IoCs

pid	Process
4320	szgfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 4320	4656	4a61ca6334783c85f5261248aa9f5e87.exe	93
PID 4656 wrote to memory of 4320	4656	4a61ca6334783c85f5261248aa9f5e87.exe	93
PID 4656 wrote to memory of 4320	4656	4a61ca6334783c85f5261248aa9f5e87.exe	93

C:\Users\Admin\AppData\Local\Temp\4a61ca6334783c85f5261248aa9f5e87.exe
"C:\Users\Admin\AppData\Local\Temp\4a61ca6334783c85f5261248aa9f5e87.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
12KB

MD5
1162f7e41418049e0e980078dbdde786

SHA1
baf7eccef61672d1f09a329eb1e4ac6b6fab5408

SHA256
c633a64848716c60fd0f3074e47c1d10a6916dc32bf6aa0ca0ebe8833047ccd4

SHA512
6e839e983c8a734e910cc950372b1c088b2e4541641b2baed504eca25da67b68883b60711828f6e9836a7141b875044d5c4578a1cd72330839b22c2b9e1b2ea5

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