upatre | 1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587

Analysis

max time kernel
151s
max time network
119s
platform
windows7_x64
resource
win7v20210410
submitted
17-05-2021 10:22

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General

Target

1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe
Size

7KB
MD5

43bfc90edef02538f0833f1695f80970
SHA1

b1e0702bfdf600fbc1f75c05066791887e43f2f8
SHA256

1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587
SHA512

87b258550920f4b8938183b14dc3e6e10e03da321ff7ec150094767ce10f99975db14af044d5e0f9fbade9868c068c8aa0a7372f3bd704cfe06fe3b495642064

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1164	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe
1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.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 1688 wrote to memory of 1164	1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe	26
PID 1688 wrote to memory of 1164	1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe	26
PID 1688 wrote to memory of 1164	1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe	26
PID 1688 wrote to memory of 1164	1688	1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe	26

C:\Users\Admin\AppData\Local\Temp\1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe
"C:\Users\Admin\AppData\Local\Temp\1254e16dc1a1c14b05173579267b82136ae16b0fe0d707d44e93f5979c9a3587.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1164

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/1688-60-0x0000000075011000-0x0000000075013000-memory.dmp

Filesize
8KB

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