upatre | 19e9b4524bbab365e60b1e0f75cb73ffee4caa96f57f1033e5701c96474bc65e

Analysis

max time kernel
150s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
09-11-2022 10:49

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General

Target

741/0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe
Size

26KB
MD5

ffb010a500a91efad90a3e5d6301c386
SHA1

735b3a1ef2b83d505ac7d67bdf372f94ab224059
SHA256

0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e
SHA512

2ac5428801aaaad174108e92563f248b71dc41c4d41558e6a4bbfdbbde44c0b1996db35868a5be37fff3b271a2b1c7dfd142b16fd48b3f755e23f1dff18fbb1f
SSDEEP

768:v+qAUVByyyNylXUylqylylmMxgMyXAN5IkSFlOxXmkewtWVJ/YBPmn:vNVrklvw

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1264	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe
1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.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 1440 wrote to memory of 1264	1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe	28
PID 1440 wrote to memory of 1264	1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe	28
PID 1440 wrote to memory of 1264	1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe	28
PID 1440 wrote to memory of 1264	1440	0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe	28

C:\Users\Admin\AppData\Local\Temp\741\0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe
"C:\Users\Admin\AppData\Local\Temp\741\0fcd7d0fd1159576f45e8c78fce6cc52d172d1123843fd769916b0faf9948b9e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1264

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
26KB

MD5
c2e2a324d9dd430f9d6ddc98b72e99a7

SHA1
2d47963eaacf81ac69277164535aee2d54bf7a44

SHA256
fe8a66ddded09a9b689a8736ca045f76c16ae548a2e4f1719d70b4a0aad4cadf

SHA512
2317bca6491dcd30d008fcc03fb21095bbbf5d6f4cec93a8828e76e87b6674daab2561adb3988b25771fc62c986896cc6ec567ec398de6d1eaedd1abf63f3204

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

Filesize
26KB

MD5
c2e2a324d9dd430f9d6ddc98b72e99a7

SHA1
2d47963eaacf81ac69277164535aee2d54bf7a44

SHA256
fe8a66ddded09a9b689a8736ca045f76c16ae548a2e4f1719d70b4a0aad4cadf

SHA512
2317bca6491dcd30d008fcc03fb21095bbbf5d6f4cec93a8828e76e87b6674daab2561adb3988b25771fc62c986896cc6ec567ec398de6d1eaedd1abf63f3204

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

Filesize
26KB

MD5
c2e2a324d9dd430f9d6ddc98b72e99a7

SHA1
2d47963eaacf81ac69277164535aee2d54bf7a44

SHA256
fe8a66ddded09a9b689a8736ca045f76c16ae548a2e4f1719d70b4a0aad4cadf

SHA512
2317bca6491dcd30d008fcc03fb21095bbbf5d6f4cec93a8828e76e87b6674daab2561adb3988b25771fc62c986896cc6ec567ec398de6d1eaedd1abf63f3204

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

Filesize
26KB

MD5
c2e2a324d9dd430f9d6ddc98b72e99a7

SHA1
2d47963eaacf81ac69277164535aee2d54bf7a44

SHA256
fe8a66ddded09a9b689a8736ca045f76c16ae548a2e4f1719d70b4a0aad4cadf

SHA512
2317bca6491dcd30d008fcc03fb21095bbbf5d6f4cec93a8828e76e87b6674daab2561adb3988b25771fc62c986896cc6ec567ec398de6d1eaedd1abf63f3204

Download Submit
memory/1440-54-0x0000000076181000-0x0000000076183000-memory.dmp

Filesize
8KB

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