upatre | 8316e33afa7fe65a607643fd78c58756a3a142bc326241b5fd47a3cd403c1815

Analysis

max time kernel
151s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2023 03:14

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General

Target

NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe
Size

131KB
MD5

b3b2be5bec1ba8320161adba14d8d2d0
SHA1

c0f844a7b70e0a9ce6b354fc91b0daf9c32da417
SHA256

8316e33afa7fe65a607643fd78c58756a3a142bc326241b5fd47a3cd403c1815
SHA512

5cb1a72e1eed2625d48ea4464839a2fbc5408d10f47bf55b4061e4c397c3422494b14c2c2db4d91f83ec443e0f226d37a4b323e2a4c5c64a6e7841f1b51c0451
SSDEEP

3072:tY9CUT62/UOVMgJsgJMgJogJwgJ0zqgJ01J3RgJ01JygJ01JK8gJ01JK2gJ01JKa:tY9C8QyFJlJFJRJZJqJyJ3CJyJbJyJWq

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-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation	NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe

Executes dropped EXE 1 IoCs

pid	Process
3528	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 2112 wrote to memory of 3528	2112	NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe	93
PID 2112 wrote to memory of 3528	2112	NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe	93
PID 2112 wrote to memory of 3528	2112	NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe	93

C:\Users\Admin\AppData\Local\Temp\NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.b3b2be5bec1ba8320161adba14d8d2d0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3528

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
131KB

MD5
4de734e83e711edc236fcb1d456d382a

SHA1
3b57644d909880f650a057a70aeb047fe59526f4

SHA256
57178ac3880021ba48800dc629b510cd076ec13920abfab55d3f01ad6c567289

SHA512
84a02a5a9d8504c1a98b2c1b3c947548acd533f0fd1ee183999c03d217d990db0d04d4dff745b231f526feed9d2c36adaa703f7ab41afff1d21345205ef2c15d

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

Filesize
131KB

MD5
4de734e83e711edc236fcb1d456d382a

SHA1
3b57644d909880f650a057a70aeb047fe59526f4

SHA256
57178ac3880021ba48800dc629b510cd076ec13920abfab55d3f01ad6c567289

SHA512
84a02a5a9d8504c1a98b2c1b3c947548acd533f0fd1ee183999c03d217d990db0d04d4dff745b231f526feed9d2c36adaa703f7ab41afff1d21345205ef2c15d

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

Filesize
131KB

MD5
4de734e83e711edc236fcb1d456d382a

SHA1
3b57644d909880f650a057a70aeb047fe59526f4

SHA256
57178ac3880021ba48800dc629b510cd076ec13920abfab55d3f01ad6c567289

SHA512
84a02a5a9d8504c1a98b2c1b3c947548acd533f0fd1ee183999c03d217d990db0d04d4dff745b231f526feed9d2c36adaa703f7ab41afff1d21345205ef2c15d

Download Submit
memory/2112-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2112-1-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2112-4-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/2112-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3528-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download