upatre | 9417897eaa3996f8319d1f91e2819038511018b4e6e730167b3668c763130b8d

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01/10/2023, 13:20

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General

Target

c3f979c75e980281fdbe56abbaed02a8_JC.exe
Size

289KB
MD5

c3f979c75e980281fdbe56abbaed02a8
SHA1

51116b3471caba25102b19d1cef2606dfe3d8454
SHA256

9417897eaa3996f8319d1f91e2819038511018b4e6e730167b3668c763130b8d
SHA512

270956f8461f9296a2aeecce79200bba201af9a4021e4731e57ec45da9c0c6cd685c456dd08c399654eede6c17f04320e1dc30e938332bc37241fa28d90281a0
SSDEEP

3072:GY9CUT62/UOVNu5YKZmRoWM4pkcrIobbZ5QzN2Vs/2xdqWnaf+y6SiG/sMFvkzXE:GY9C8QyNRQbobbfQ8V+W7MeO8l58

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2580	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe
3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2580	3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe	28
PID 3040 wrote to memory of 2580	3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe	28
PID 3040 wrote to memory of 2580	3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe	28
PID 3040 wrote to memory of 2580	3040	c3f979c75e980281fdbe56abbaed02a8_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\c3f979c75e980281fdbe56abbaed02a8_JC.exe
"C:\Users\Admin\AppData\Local\Temp\c3f979c75e980281fdbe56abbaed02a8_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
289KB

MD5
be55b090a244062240bc9613820022bc

SHA1
3412859a5b2e198cdedf1a638dd7ff8594249602

SHA256
8346eacf134792f72b746630a3fca84de605ee2f64a203c34ba5026b0eff3c18

SHA512
518fc1ff65d81045fb05df93bab95a61678a3dc28fc160aa28df8f75af70b8fc5a55eb1159da0b141c2cf9c811c04e56fac8a4a670de8d8ebcbcc805e5f0a37d

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

Filesize
289KB

MD5
be55b090a244062240bc9613820022bc

SHA1
3412859a5b2e198cdedf1a638dd7ff8594249602

SHA256
8346eacf134792f72b746630a3fca84de605ee2f64a203c34ba5026b0eff3c18

SHA512
518fc1ff65d81045fb05df93bab95a61678a3dc28fc160aa28df8f75af70b8fc5a55eb1159da0b141c2cf9c811c04e56fac8a4a670de8d8ebcbcc805e5f0a37d

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

Filesize
289KB

MD5
be55b090a244062240bc9613820022bc

SHA1
3412859a5b2e198cdedf1a638dd7ff8594249602

SHA256
8346eacf134792f72b746630a3fca84de605ee2f64a203c34ba5026b0eff3c18

SHA512
518fc1ff65d81045fb05df93bab95a61678a3dc28fc160aa28df8f75af70b8fc5a55eb1159da0b141c2cf9c811c04e56fac8a4a670de8d8ebcbcc805e5f0a37d

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

Filesize
289KB

MD5
be55b090a244062240bc9613820022bc

SHA1
3412859a5b2e198cdedf1a638dd7ff8594249602

SHA256
8346eacf134792f72b746630a3fca84de605ee2f64a203c34ba5026b0eff3c18

SHA512
518fc1ff65d81045fb05df93bab95a61678a3dc28fc160aa28df8f75af70b8fc5a55eb1159da0b141c2cf9c811c04e56fac8a4a670de8d8ebcbcc805e5f0a37d

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

Filesize
289KB

MD5
be55b090a244062240bc9613820022bc

SHA1
3412859a5b2e198cdedf1a638dd7ff8594249602

SHA256
8346eacf134792f72b746630a3fca84de605ee2f64a203c34ba5026b0eff3c18

SHA512
518fc1ff65d81045fb05df93bab95a61678a3dc28fc160aa28df8f75af70b8fc5a55eb1159da0b141c2cf9c811c04e56fac8a4a670de8d8ebcbcc805e5f0a37d

Download Submit
memory/3040-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/3040-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download