2dc92be57bc9be9d528fb55ead24b9af6e6651a489509b1bb6248c54b8d5f04f

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
30/04/2024, 18:19

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General

Target

uninstall.exe
Size

496KB
MD5

faeb5cc5e4e65618a3c8a698b794d0a5
SHA1

9d60f86120edf88636e0ea9715b6a56780ef51d8
SHA256

4a9cec6e820e5847b7ba6b4766fe2a5cf9dd48222eb495ff37167f54ff428bfc
SHA512

325abda035e89a67d71bf3fd12e7ccefa58c938792c1cf7a381b934415f68cea2c7616516b3de921eff0cc1c8e410ac9ced7ac4078285b8f0a6c864029bd4e4a
SSDEEP

12288:wYq+vdHJz2ifmUKFmB+ySLKGMnPspVl/Ia3pDLF:wYqOdH8imUKFV5KnnUtwa3pPF

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3444	Un_A.exe

Loads dropped DLL 2 IoCs

pid	Process
3444	Un_A.exe
3444	Un_A.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 3444	3592	uninstall.exe	84
PID 3592 wrote to memory of 3444	3592	uninstall.exe	84
PID 3592 wrote to memory of 3444	3592	uninstall.exe	84

C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3592
- 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⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsr3E53.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsr3E53.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

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

Filesize
496KB

MD5
faeb5cc5e4e65618a3c8a698b794d0a5

SHA1
9d60f86120edf88636e0ea9715b6a56780ef51d8

SHA256
4a9cec6e820e5847b7ba6b4766fe2a5cf9dd48222eb495ff37167f54ff428bfc

SHA512
325abda035e89a67d71bf3fd12e7ccefa58c938792c1cf7a381b934415f68cea2c7616516b3de921eff0cc1c8e410ac9ced7ac4078285b8f0a6c864029bd4e4a

Download Submit