upatre | 70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16/01/2025, 12:44

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General

Target
70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe
Size 14KB
Sample250116-pyyeca1ran
SHA256 70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793
MD5 9d8bb960e5b60c6fc08081212bf377b0
SHA1 d98e267fdc64c4322318256619d8d7c074f3ffc1
SHA512 fde2ed5dad9e5cf61d2cde574a78cd027de6abf0805cff358836a7e181107488a17be9f48469c648ab7f66a42d93ddc8dccea7eda071fcf0dd96936179d6f4c2
SSDEEP 384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmWmtssHM:v+dAURFxna4QAPQlYghxKUAyl9WmHHM
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe

Executes dropped EXE 1 IoCs

pid	Process
4844	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	70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 4844	4248	70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe	83
PID 4248 wrote to memory of 4844	4248	70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe	83
PID 4248 wrote to memory of 4844	4248	70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe	83

C:\Users\Admin\AppData\Local\Temp\70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe
"C:\Users\Admin\AppData\Local\Temp\70b702c33b49061d32e21991a627ef1530cf17b8cfc45524f0480532a314f793N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4248
- 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:4844

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

szgfw.exe

Path C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Size 14KB
SHA256 5dbd26532f963e58777442b4ee8d17a3de25a2b3a142c0f14abb224b6df4408d
MD5 02dc0c09ebcbf52c6e1f6ea403bf51a6
SHA1 7511c67aac3aa9a7271c99a644310fa44ba979e8
SHA512 ae249bdacec8b4bcba72c9789e21272f2f87ca490d2c4c1ff4f2202190170402528294163e06b6b3cda4e1866d00afb67d81051b463a30d9d4374e56f4142dff
SSDEEP 384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmWmtssH4l:v+dAURFxna4QAPQlYghxKUAyl9WmHHA
MD5 SHA1 SHA512 SSDEEP

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