upatre | da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24-07-2024 03:41

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General

Target

da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe
Size

71KB
MD5

91b1543bbb603afa0bc7cb0b0ccaadd8
SHA1

97f700a81ecc68f79d14e3b6b2567b341e6523af
SHA256

da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22
SHA512

736f3b19e210515dd077274ca5d7536497b42f0f3185d5fb1e55d92226c9873ea43682b53d68ce2d3269b3753b5742aef33534f528e90320400d012ee72644ac
SSDEEP

1536:5Y9jw/dUT62rGdiUOWWrMffJ+AxM+I+ceWgP/KmVQo3:5Y9CUT62/UOVMffJ+AW+I+cE

Score

10^/10

upatre discovery 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-1-5-21-1176886754-713327781-2233697964-1000\Control Panel\International\Geo\Nation	da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe

Executes dropped EXE 1 IoCs

pid	Process
4864	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	da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 4864	4456	da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe	93
PID 4456 wrote to memory of 4864	4456	da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe	93
PID 4456 wrote to memory of 4864	4456	da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe	93

C:\Users\Admin\AppData\Local\Temp\da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe
"C:\Users\Admin\AppData\Local\Temp\da6b5ddff3017a219076704da8eeacf6a47ac2b0829193937bcc9b5688c87d22.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456
- 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:4864

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
71KB

MD5
cc6b050f752ee4453b297d6d14d66cf7

SHA1
bcc1c97d3b9d765f71cc075204066791c9c4f020

SHA256
417e15356293614c2b996fdae9ee0dfdda04cfdafd0a2afd8a33dacba42f1791

SHA512
0343ee72af0b2cdc933a35f1bd58b5752b7fd1e11cef3e96ae81bde0f0f63f7a3cf045188972ab718f7803171c339176b332c0dfef28512d4216092ec0a8c294

Download Submit
memory/4456-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/4456-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4864-10-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download