40c913b6837bb03dd168536710d88a05faa6a6956b1c210758a0979a6782bf62

Analysis

max time kernel
134s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 17:22

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General

Target

streamTranscoderv3-uninst.exe
Size

51KB
MD5

e3084822d9b2e96f7ed085a655df7557
SHA1

35af7cc3e7fa5bb907cf6bd0a2ed3d5fa48cd25f
SHA256

aa0e99f113c900c46e2735dae117000a71e0e1ac0bb5ce26d9629ca0751d9569
SHA512

81a0fdc711530d50ab4f922dbcc25d1017eee3db7f12f29afe963c4c1593644e98a1dd0fd4ac4e8153b9c59a08eb63cc29b36876dbf431579196f79470676834
SSDEEP

1536:kaLuXE8XPIYyr7jvN0DoJ+cKgdLeAyN04k:NLuXzXwYyr6DoocKceA8k

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
712	Un_A.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
behavioral8/files/0x000b000000023bb6-3.dat	nsis_installer_1
behavioral8/files/0x000b000000023bb6-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 712	3916	streamTranscoderv3-uninst.exe	84
PID 3916 wrote to memory of 712	3916	streamTranscoderv3-uninst.exe	84
PID 3916 wrote to memory of 712	3916	streamTranscoderv3-uninst.exe	84

C:\Users\Admin\AppData\Local\Temp\streamTranscoderv3-uninst.exe
"C:\Users\Admin\AppData\Local\Temp\streamTranscoderv3-uninst.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3916
- 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
  PID:712

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\~nsuA.tmp\Un_A.exe

Filesize
51KB

MD5
e3084822d9b2e96f7ed085a655df7557

SHA1
35af7cc3e7fa5bb907cf6bd0a2ed3d5fa48cd25f

SHA256
aa0e99f113c900c46e2735dae117000a71e0e1ac0bb5ce26d9629ca0751d9569

SHA512
81a0fdc711530d50ab4f922dbcc25d1017eee3db7f12f29afe963c4c1593644e98a1dd0fd4ac4e8153b9c59a08eb63cc29b36876dbf431579196f79470676834

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