upatre | 7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b

Resubmissions

07-12-2023 12:48

231207-p1sxmsah37 10

06-06-2022 17:10

220606-vp5pysecgn 10

Analysis

max time kernel
1796s
max time network
1803s
platform
windows7_x64
resource
win7-20220414-en
submitted
06-06-2022 17:10

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General

Target

7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe
Size

6KB
MD5

dea0e56e4ce2fafb80ace3b818eb44fe
SHA1

ce252a12317c0d0cac83b87a76db375baf05cb94
SHA256

7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b
SHA512

d04ba2daa722bc929628605cc0dfa4bc2ae34e485d13685a8f8a5747754c88915f32621363955640cac49c890ac01136aef7444d3fd62ab26be048ebae50e4ee

Score

10^/10

upatre downloader suricata

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
suricata: ET MALWARE Common Upatre Header Structure 2
suricata: ET MALWARE Common Upatre Header Structure 2
suricata
suricata: ET MALWARE Upatre Common URI Struct Dec 01 2014
suricata: ET MALWARE Upatre Common URI Struct Dec 01 2014
suricata

Executes dropped EXE 1 IoCs

pid	Process
1640	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe
2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.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 2004 wrote to memory of 1640	2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe	28
PID 2004 wrote to memory of 1640	2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe	28
PID 2004 wrote to memory of 1640	2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe	28
PID 2004 wrote to memory of 1640	2004	7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe	28

C:\Users\Admin\AppData\Local\Temp\7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe
"C:\Users\Admin\AppData\Local\Temp\7393f83f5d24d5c64e2c0298133f5052404250dfda167591019057b574ed8d1b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1640

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

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

Filesize
6KB

MD5
c477fe759712d5ab52fc7a4b50ef8469

SHA1
1e9a85d58af7dc2d37048cc62e7510f3be03e1be

SHA256
07e7cd0b05aeba1858f5674c488f618b91c62e358758a8b9880c8d96abb69746

SHA512
fb47eea8b35228b4e0e49c3b51997c572f292f15b0bcdd57e0b18001fd8217d726410d02479b03a2f1484e7893ef105079cadc3239fe7ff21170282901a9ece3

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

Filesize
6KB

MD5
c477fe759712d5ab52fc7a4b50ef8469

SHA1
1e9a85d58af7dc2d37048cc62e7510f3be03e1be

SHA256
07e7cd0b05aeba1858f5674c488f618b91c62e358758a8b9880c8d96abb69746

SHA512
fb47eea8b35228b4e0e49c3b51997c572f292f15b0bcdd57e0b18001fd8217d726410d02479b03a2f1484e7893ef105079cadc3239fe7ff21170282901a9ece3

Download Submit
\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
6KB

MD5
c477fe759712d5ab52fc7a4b50ef8469

SHA1
1e9a85d58af7dc2d37048cc62e7510f3be03e1be

SHA256
07e7cd0b05aeba1858f5674c488f618b91c62e358758a8b9880c8d96abb69746

SHA512
fb47eea8b35228b4e0e49c3b51997c572f292f15b0bcdd57e0b18001fd8217d726410d02479b03a2f1484e7893ef105079cadc3239fe7ff21170282901a9ece3

Download Submit
\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
6KB

MD5
c477fe759712d5ab52fc7a4b50ef8469

SHA1
1e9a85d58af7dc2d37048cc62e7510f3be03e1be

SHA256
07e7cd0b05aeba1858f5674c488f618b91c62e358758a8b9880c8d96abb69746

SHA512
fb47eea8b35228b4e0e49c3b51997c572f292f15b0bcdd57e0b18001fd8217d726410d02479b03a2f1484e7893ef105079cadc3239fe7ff21170282901a9ece3

Download Submit
memory/2004-54-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

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