5b6326cc1cc4ae01e2e20d0bb9aeeae1b0891bc656ed64863603230fee055b0c

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 15:11

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General

Target

bwyysetup.exe
Size

2.4MB
MD5

8dd80d04594f91926c7f5ad835ed9597
SHA1

5fd73ce5d98ae253d871ef2fda9fd94a20e790a7
SHA256

50ea0b1ddf1a111cd2af55fef4f69907001c901152041e4de808f5240c6dbac2
SHA512

2f39eb7b35c887459515ef6ba004677f00740defff166048cdb1d0954d76d4f370d1335352733f12d91f87ee9f2c5a21df8f8fd882ac431022e1f6e205ede291
SSDEEP

49152:kGhoGNvFYvXCFRPuMOCmQgQICm8A1VasjE+iEujy3xDE4VHmEa9xD+pS:ZhoGAs8MOvnaiUsjTiEujiDE+GEa9xJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3388	is-NKTSL.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 2720 wrote to memory of 3388	2720	bwyysetup.exe	88
PID 2720 wrote to memory of 3388	2720	bwyysetup.exe	88
PID 2720 wrote to memory of 3388	2720	bwyysetup.exe	88

C:\Users\Admin\AppData\Local\Temp\bwyysetup.exe
"C:\Users\Admin\AppData\Local\Temp\bwyysetup.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Users\Admin\AppData\Local\Temp\is-ATUG1.tmp\is-NKTSL.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-ATUG1.tmp\is-NKTSL.tmp" /SL4 $70064 "C:\Users\Admin\AppData\Local\Temp\bwyysetup.exe" 2274069 51200
  2⤵
  - Executes dropped EXE
  PID:3388

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\is-ATUG1.tmp\is-NKTSL.tmp

Filesize
645KB

MD5
b648dcea8917936fb4eddbea705ac5b4

SHA1
d78a35c8bae12e63aac254250f1e0ace1a1f296a

SHA256
af8f25091dea9d69bba24be8ed54ae8d5bb9d48fcc1467a80d4b0a161c585e82

SHA512
e333271ed2a541db8fddd4a3b16b87ff4db923658bff7d703ab3d372cc857c6ade043abad6285584425c17610bc5587ef1477ca66a79c9412a3244856d2c8cdc

Download Submit
memory/2720-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2720-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2720-13-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3388-10-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/3388-14-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3388-17-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download