upatre | df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2

Analysis

max time kernel
150s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 15:22

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General

Target
df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe
Size 33KB
Sample210509-c7kr9mc5fn
SHA256 df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2
MD5 b6c6d1633a45c00fafce7342da59af07
SHA1 88daf69924f052d93af9fe845317816d8e769453
SHA512 b70060e484fcdf1ada388855d98bcc0429fbf5d1e562c3c1d5e4ed70a04579c7810115e140a1cea8210d31740027d26a914cc978e8f714b25a3cfd9322877a17
MD5 SHA1 SHA512

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
3928	szgfw.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 3952 wrote to memory of 3928	3952	df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe	78
PID 3952 wrote to memory of 3928	3952	df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe	78
PID 3952 wrote to memory of 3928	3952	df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe	78

C:\Users\Admin\AppData\Local\Temp\df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe
"C:\Users\Admin\AppData\Local\Temp\df1934e161093894ea8bfcd0e119f0f81a0c2bd6cbd226eed67d4e5397d9e8c2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3928

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/3928-118-0x0000000000410000-0x000000000055A000-memory.dmp

Download

memory/3952-117-0x00000000001E0000-0x00000000001E1000-memory.dmp