upatre | 73a5f16dff437dfeedda5198de493ea3c11e7c2fabd1a15e3764092b810a9ada

Analysis

max time kernel
186s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2023 20:34

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General

Target

NEAS.a82d280378acef5df0e49ef995a2d950.exe
Size

33KB
MD5

a82d280378acef5df0e49ef995a2d950
SHA1

c8dc5bd9112c2243ae631ea9d05c9303e73a49c7
SHA256

73a5f16dff437dfeedda5198de493ea3c11e7c2fabd1a15e3764092b810a9ada
SHA512

eaaadc3ab7010b7b22c62b65827f88b0465a65aff304c189980563504cc0562d7c0cacb731215c15c478269ccda75398c4c24fff63306832a01088cc1fc5cb44
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rPy8F0MJrX:GY9jw/dUT62rGdiUOWWra8FtX

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	NEAS.a82d280378acef5df0e49ef995a2d950.exe

Executes dropped EXE 1 IoCs

pid	Process
3996	szgfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 3996	4300	NEAS.a82d280378acef5df0e49ef995a2d950.exe	95
PID 4300 wrote to memory of 3996	4300	NEAS.a82d280378acef5df0e49ef995a2d950.exe	95
PID 4300 wrote to memory of 3996	4300	NEAS.a82d280378acef5df0e49ef995a2d950.exe	95

C:\Users\Admin\AppData\Local\Temp\NEAS.a82d280378acef5df0e49ef995a2d950.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.a82d280378acef5df0e49ef995a2d950.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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
33KB

MD5
8a1b8b4d095a0ec977e5c3c0219fd8b1

SHA1
bbeb8357b5a27d403be6749b488c8df36eda16a7

SHA256
be186493bc606c9030199056d9668e855d35553ccf4cb76439d54d774213e44d

SHA512
dda9c95a6937d6f8d60c92cc4c776318dbaa7aed750553fbc76f5e2251c3628197944726503b520aec2984f816d6fb11dad3ee16cac9bc25a42f535b9fb852e9

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

Filesize
33KB

MD5
8a1b8b4d095a0ec977e5c3c0219fd8b1

SHA1
bbeb8357b5a27d403be6749b488c8df36eda16a7

SHA256
be186493bc606c9030199056d9668e855d35553ccf4cb76439d54d774213e44d

SHA512
dda9c95a6937d6f8d60c92cc4c776318dbaa7aed750553fbc76f5e2251c3628197944726503b520aec2984f816d6fb11dad3ee16cac9bc25a42f535b9fb852e9

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

Filesize
33KB

MD5
8a1b8b4d095a0ec977e5c3c0219fd8b1

SHA1
bbeb8357b5a27d403be6749b488c8df36eda16a7

SHA256
be186493bc606c9030199056d9668e855d35553ccf4cb76439d54d774213e44d

SHA512
dda9c95a6937d6f8d60c92cc4c776318dbaa7aed750553fbc76f5e2251c3628197944726503b520aec2984f816d6fb11dad3ee16cac9bc25a42f535b9fb852e9

Download Submit
memory/3996-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4300-0-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/4300-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download