upatre | a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbb

Analysis

max time kernel
119s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 01:51

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General

Target

a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
Size

31KB
MD5

b8c3105a2b4c3027de978b2842127e50
SHA1

3cd5a192e894497177593e550d68a80e53e53bae
SHA256

a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbb
SHA512

f17a9538644b02804f2a1ee272d47e33986accee6512a888ec6f174cfc947192a61822a5d04f64387b2d341e6743a2a05f069c44a1da845287e42d353633e445
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95k5N:GY9jw/dUT62rGdiUOWWrNmN

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Upatre family
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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe

Executes dropped EXE 1 IoCs

pid	Process
1472	szgfw.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 1472	2912	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	95
PID 2912 wrote to memory of 1472	2912	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	95
PID 2912 wrote to memory of 1472	2912	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	95

C:\Users\Admin\AppData\Local\Temp\a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
"C:\Users\Admin\AppData\Local\Temp\a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1472

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
31KB

MD5
7808e2bbcf5d80b7d4506e3aec41c045

SHA1
940466f48da747760dc66e4174a3a85ce93a7bf9

SHA256
f6c48879ef890840411ade6fec2c1fad44404c7aa15554cd1b8354cb66421812

SHA512
32d6d40c7e2e4564e0c11747da49fcd4205797553c8d89bd85c48b5604e23a3d867df9116c4770475c75a8288a0d482b4e528225788d272fdc960a1aa7dd0fea

Download Submit
memory/1472-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2912-0-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/2912-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download