upatre | 488bbb82973cb04e72c4f1ca4f8061f6578098828e2ca16b83ea4a520f04cbff

Analysis

max time kernel
119s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-09-2024 22:41

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General

Target

2cb30a84e02609bef086e0b0584ca2f0N.exe
Size

45KB
MD5

2cb30a84e02609bef086e0b0584ca2f0
SHA1

1cd052b669a75e804377667c1160db0d42da653a
SHA256

488bbb82973cb04e72c4f1ca4f8061f6578098828e2ca16b83ea4a520f04cbff
SHA512

b562ba2d383aa33aac1a99988c98be83d9f892549b1657126511c1e91419c500644de2e1b5357c7933d3dc2a96dffccd8ec304c87d7c823a10e0ddbf97692f71
SSDEEP

768:4f1Y9RRw/dUT6vurAAVkUOyGAv+rBzDdeMdBTOJPp:SY9jw/dUT62rAA2UOWWrfflOr

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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	2cb30a84e02609bef086e0b0584ca2f0N.exe

Executes dropped EXE 1 IoCs

pid	Process
4920	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	2cb30a84e02609bef086e0b0584ca2f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 4920	2104	2cb30a84e02609bef086e0b0584ca2f0N.exe	100
PID 2104 wrote to memory of 4920	2104	2cb30a84e02609bef086e0b0584ca2f0N.exe	100
PID 2104 wrote to memory of 4920	2104	2cb30a84e02609bef086e0b0584ca2f0N.exe	100

C:\Users\Admin\AppData\Local\Temp\2cb30a84e02609bef086e0b0584ca2f0N.exe
"C:\Users\Admin\AppData\Local\Temp\2cb30a84e02609bef086e0b0584ca2f0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2104
- 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:4920

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4508,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:8
1⤵
PID:552

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
45KB

MD5
ae83e1caead1f89ffa8f7401209396af

SHA1
83eb0cc45c2b94599451bc430fcb3ca25d96c6e3

SHA256
59f9059462adb5c8175f559571321dc431452ada903b921075df2b7d9f5fdd9d

SHA512
1bb90da1b15463c37b51be9be6797733fcbcbced26a20605df817a06880398f135d187caf4cae56fb4baaee5b36710fe8558e81e64c57aba681b05c66e33ac84

Download Submit
memory/2104-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2104-1-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/2104-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4920-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download