upatre | 19e9b4524bbab365e60b1e0f75cb73ffee4caa96f57f1033e5701c96474bc65e

Analysis

max time kernel
150s
max time network
45s
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

741/00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe
Size

24KB
MD5

0557ca27de2898918d912cc9154fd906
SHA1

cf6b72b4e54d8f75c05255393f0d4fc1201b5a3d
SHA256

00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda
SHA512

595bae398fff092a995bd33f35833c0ec1a3f31faa7568a3d3564a7a003328cc7ee3ae7f7fee4c868a6beabbd04e8e6d8bbe71747a84c3260836dd28d952e4ef
SSDEEP

768:v+qAUVByyyNylXUylqylylmMxgMyXAN5IkSFlOxXmZbLKIx07zQ:vNVrkl2oY

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1948	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe
1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.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 1644 wrote to memory of 1948	1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe	28
PID 1644 wrote to memory of 1948	1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe	28
PID 1644 wrote to memory of 1948	1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe	28
PID 1644 wrote to memory of 1948	1644	00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe	28

C:\Users\Admin\AppData\Local\Temp\741\00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe
"C:\Users\Admin\AppData\Local\Temp\741\00f4be3e01896945696018522c22fac007dc7e0a116553268e2e0b6ab0a13fda.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1948

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
24KB

MD5
cbbd8f1451c57949ecb9673ebde99bea

SHA1
e69bf1ae5b9a80be036b741ee918cbbc3220e91a

SHA256
1d798b574d013a0cfac4a20fc44d497d3c3ac872e47c47bdaf602dc253bc60c8

SHA512
3c86ebff8fe09988a0b67d4141b8a8c42a3680680f82c68200b5887ef9ffe4b53bfb68c5bb5c1dec87d0ca4df94d7eb52148484ba989789c127acbaa3a4980cb

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

Filesize
24KB

MD5
cbbd8f1451c57949ecb9673ebde99bea

SHA1
e69bf1ae5b9a80be036b741ee918cbbc3220e91a

SHA256
1d798b574d013a0cfac4a20fc44d497d3c3ac872e47c47bdaf602dc253bc60c8

SHA512
3c86ebff8fe09988a0b67d4141b8a8c42a3680680f82c68200b5887ef9ffe4b53bfb68c5bb5c1dec87d0ca4df94d7eb52148484ba989789c127acbaa3a4980cb

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

Filesize
24KB

MD5
cbbd8f1451c57949ecb9673ebde99bea

SHA1
e69bf1ae5b9a80be036b741ee918cbbc3220e91a

SHA256
1d798b574d013a0cfac4a20fc44d497d3c3ac872e47c47bdaf602dc253bc60c8

SHA512
3c86ebff8fe09988a0b67d4141b8a8c42a3680680f82c68200b5887ef9ffe4b53bfb68c5bb5c1dec87d0ca4df94d7eb52148484ba989789c127acbaa3a4980cb

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

Filesize
24KB

MD5
cbbd8f1451c57949ecb9673ebde99bea

SHA1
e69bf1ae5b9a80be036b741ee918cbbc3220e91a

SHA256
1d798b574d013a0cfac4a20fc44d497d3c3ac872e47c47bdaf602dc253bc60c8

SHA512
3c86ebff8fe09988a0b67d4141b8a8c42a3680680f82c68200b5887ef9ffe4b53bfb68c5bb5c1dec87d0ca4df94d7eb52148484ba989789c127acbaa3a4980cb

Download Submit
memory/1644-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

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