7fe21b2c908c24a106d7e90079fe6ce6e4bc24d2d5072750b785d85f66558585

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 16:01

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General

Target

$PROGRAMFILES/Toggle Downloader/Toggle Downloader Nero StartSmart/$PROGRAMFILES/Toggle Downloader/To.exe
Size

863KB
MD5

27ecbaf65445d559b5fe36fc9db2fb4f
SHA1

3a121e2f920406c91d5293e090ba63b49d81cf55
SHA256

eb213336162535fe63cd8870d11cf0341b6c9b365cc2e50e7267596e30c6e8c6
SHA512

1ac383eb6b77f489d329928388974cab5c5376860fcb48e6ed0a09d08e7cc2a2663b961e66165b397763a3127e67716a04bcb8bbd69e0318403b9caa2e098264
SSDEEP

12288:hCzd7N7otPKnsvAH6x0GbQP3XoIq5tLgVHkCAQlvtrN:hCzFvnsm6iGbQ/oIKikelvj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
528	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
528	Au_.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral22/files/0x000800000002341f-4.dat	nsis_installer_1
behavioral22/files/0x000800000002341f-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 528	4668	To.exe	83
PID 4668 wrote to memory of 528	4668	To.exe	83
PID 4668 wrote to memory of 528	4668	To.exe	83

C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Toggle Downloader\Toggle Downloader Nero StartSmart\$PROGRAMFILES\Toggle Downloader\To.exe
"C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Toggle Downloader\Toggle Downloader Nero StartSmart\$PROGRAMFILES\Toggle Downloader\To.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Toggle Downloader\Toggle Downloader Nero StartSmart\$PROGRAMFILES\Toggle Downloader\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:528

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\nss4111.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

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C:\Users\Admin\AppData\Local\Temp\nss4111.tmp\ioSpecial.ini

Filesize
410B

MD5
1a4a180f493ee914f964e92378ac2965

SHA1
3dc8f52088abc54c32adfa46609c909cbc920506

SHA256
999e80c51819be08ba2029fba82b2a93b58382b3c24b98b7ac98ca61d78af859

SHA512
807dc32c1e6c21988110de41ce74150fed9716a89827e1cf9deefd327889a2da2b3305a3b6739aa3ac319dfb7d34570594f918ff8d7b02dbc7eb2a75a3e3d745

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C:\Users\Admin\AppData\Local\Temp\nss4111.tmp\ioSpecial.ini

Filesize
610B

MD5
7d8b66a9e76704d53f415c24e89534dc

SHA1
c3ac738c209a6925b4d4dea04f2375e7960e0153

SHA256
383fa60429ca63efda83492ae42ce555bb050b8f646eb2beafe01f0d907cdcdc

SHA512
68b4719139780eb8f7a53e484f234492b5587cb7c930db297ea1c377fc4da3fafdf4d50b0f2242c6fa9764b182b210e7d0d8b364b9b7fdacaac9cb01abc0c212

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C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
863KB

MD5
27ecbaf65445d559b5fe36fc9db2fb4f

SHA1
3a121e2f920406c91d5293e090ba63b49d81cf55

SHA256
eb213336162535fe63cd8870d11cf0341b6c9b365cc2e50e7267596e30c6e8c6

SHA512
1ac383eb6b77f489d329928388974cab5c5376860fcb48e6ed0a09d08e7cc2a2663b961e66165b397763a3127e67716a04bcb8bbd69e0318403b9caa2e098264

Download Submit