upatre | 9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950

Analysis

max time kernel
151s
max time network
123s
platform
windows7_x64
resource
win7-en-20211208
submitted
19/02/2022, 19:43

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General

Target

9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe
Size

28KB
MD5

38a6b865b53b8d4c7c6c84f9a7c00adb
SHA1

e00deec328dc0a592465d0625f1e7f0eeff22676
SHA256

9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950
SHA512

393e2b5a92e6bffd114e7239f1bb44a41dc2bfcc80e585987cb350ae245adbabd4282152f04abdc0428b45e6d0c9ed50ff5d909625e2023343cf1e4efdbeb010

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1876	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe
1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.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 4 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 1876	1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe	27
PID 1088 wrote to memory of 1876	1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe	27
PID 1088 wrote to memory of 1876	1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe	27
PID 1088 wrote to memory of 1876	1088	9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe	27

C:\Users\Admin\AppData\Local\Temp\9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe
"C:\Users\Admin\AppData\Local\Temp\9c20edb0ce9bb354eaee4fa57761df5e491cbb942db2736da8ae7f6a30f6a950.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1088
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1876

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1088-54-0x0000000075341000-0x0000000075343000-memory.dmp

Filesize
8KB

Download
memory/1088-55-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

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