upatre | 9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14

Analysis

max time kernel
10s
max time network
2s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2022 13:44

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General

Target

9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe
Size

34KB
MD5

b5f484312c0d6aa92f1c06f1694800b4
SHA1

6997bce7000cf7bbc8cedcd758ba4ef6011123f5
SHA256

9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14
SHA512

c4a4af5c45fc9bdbf057bc5525ab2d420a65a34c8f7218e80d7cc5bf6c503e19b08f3b99bbe094594b09e58c80b16aa930743b41b2ed5f72b94ade91052bafbf
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rCBsPGTLKu:GY9jw/dUT62rGdiUOWWrC6P6Wu

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
3628	szgfw.exe

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 3628	2876	9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe	77
PID 2876 wrote to memory of 3628	2876	9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe	77
PID 2876 wrote to memory of 3628	2876	9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe	77

C:\Users\Admin\AppData\Local\Temp\9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe
"C:\Users\Admin\AppData\Local\Temp\9f571e2ca8f5a9dc2c90551690625bae28a6e8f52dcbaae93e01efaa34828e14.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3628

Network

MITRE ATT&CK Enterprise v6

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
34KB

MD5
3774fabdf2b708ad58e93951403e57a0

SHA1
a56efa3b0e95184aa72d6a1554ceae75ce5ddea8

SHA256
f01830158d12c678aeff0b3067398fbf7f1b2af723ebddc08084d63ed6bb2a4b

SHA512
9d85568c73c92693f1b4521467e6013bf9f0651fa8ff076b1af75f5f716ceade34113bd4b548d16ef8dd49439c0ae584e982e305697b63ac8918a78f14cbea96

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

Filesize
34KB

MD5
3774fabdf2b708ad58e93951403e57a0

SHA1
a56efa3b0e95184aa72d6a1554ceae75ce5ddea8

SHA256
f01830158d12c678aeff0b3067398fbf7f1b2af723ebddc08084d63ed6bb2a4b

SHA512
9d85568c73c92693f1b4521467e6013bf9f0651fa8ff076b1af75f5f716ceade34113bd4b548d16ef8dd49439c0ae584e982e305697b63ac8918a78f14cbea96

Download Submit