ef28bd6a6b6b07f4a1dad0d50ecc5eed0d29f2a85a84cd316fd70d7703724f7c

Analysis

max time kernel
141s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 06:01

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General

Target

TelSM320.exe
Size

4.8MB
MD5

b78e230345a0896e4fabca9e740b702f
SHA1

e64dc3a11e3b1abb5d247c646ac3a643fee57261
SHA256

944ff487f4ab8e3b3a0d9004c1b816ac1397783c75a5d82ba665467e4e930066
SHA512

51eb7fd8758873d4dfbfcad5ef7cf97495119d7df1b85f1c932cba8eeb62f9c8d38d92ea4cbbcbf4bed04df27ed81e1a367277d3f75dfc12b473eb7b168c9b87
SSDEEP

98304:3RcxdHsgoWFKYWVAF3vLewmTKKjVCiEREqvlyAchvzGstklI8LZ:asjSKO/LzmTKK13dRUmO

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4404	TelSM320.tmp

Loads dropped DLL 2 IoCs

pid	Process
4404	TelSM320.tmp
4404	TelSM320.tmp

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 1204 wrote to memory of 4404	1204	TelSM320.exe	20
PID 1204 wrote to memory of 4404	1204	TelSM320.exe	20
PID 1204 wrote to memory of 4404	1204	TelSM320.exe	20

C:\Users\Admin\AppData\Local\Temp\TelSM320.exe
"C:\Users\Admin\AppData\Local\Temp\TelSM320.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\is-B3QGE.tmp\TelSM320.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-B3QGE.tmp\TelSM320.tmp" /SL5="$F0044,4719096,52224,C:\Users\Admin\AppData\Local\Temp\TelSM320.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4404

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

memory/1204-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1204-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1204-19-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4404-7-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/4404-20-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/4404-23-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download