1bf62962424817df5cb01035a867dd482435ad75714802bec96fd140a129985a

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 13:10

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General

Target

uninstall.exe
Size

74KB
MD5

addfa71d2ec1da7b15cba4bc03e4186b
SHA1

c38adaf927570bfaa09e27f22ad6853aa35d836c
SHA256

efdddd077088a75f4d27c79650ab3ed4b1cd76206ca88b91fbd631e89c87b8c9
SHA512

076569cdee693af1b0ae9a509e7bbdabab4de80cef85543ce63d93f5c9e44bb20fac95b2163ebb6751be29123368eceaac4751efc111730262e04f3a61527452
SSDEEP

1536:XmsAYBdTU9fEAIS2PEtuugdLeAyNxS7GlSK8KPKVfJcqb:WfY/TU9fE9PEtuuceALsS3pVfWqb

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3792	Un_A.exe

Executes dropped EXE 1 IoCs

pid	Process
3792	Un_A.exe

Loads dropped DLL 3 IoCs

pid	Process
3792	Un_A.exe
3792	Un_A.exe
3792	Un_A.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	uninstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3792	Un_A.exe
3792	Un_A.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 3792	4792	uninstall.exe	86
PID 4792 wrote to memory of 3792	4792	uninstall.exe	86
PID 4792 wrote to memory of 3792	4792	uninstall.exe	86

C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsp9E17.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp9E17.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp9E17.tmp\nsis_tauri_utils.dll

Filesize
29KB

MD5
8def0196223484f8aed4106148dd3f08

SHA1
e0fc0951deb0e5e741df10328f95c7d6678ad3aa

SHA256
c0f2b928bc4c81cc5ca30a8932a6dc8cd617dd016679c057e23355fe732b2333

SHA512
9ffa66181bce5aa5210da0fe5edc6c80aa9e46e2bd1fafd840f468965f4d06bc03f9a77e04b975ffc9f25c886c274196e3fedae6cfb57f366ef39f1e31e1ada7

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
74KB

MD5
addfa71d2ec1da7b15cba4bc03e4186b

SHA1
c38adaf927570bfaa09e27f22ad6853aa35d836c

SHA256
efdddd077088a75f4d27c79650ab3ed4b1cd76206ca88b91fbd631e89c87b8c9

SHA512
076569cdee693af1b0ae9a509e7bbdabab4de80cef85543ce63d93f5c9e44bb20fac95b2163ebb6751be29123368eceaac4751efc111730262e04f3a61527452

Download Submit