bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4

Analysis

max time kernel
38s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21/11/2022, 08:14

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General

Target

bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe
Size

531KB
MD5

081fa59d4c8db4983ecedc5182091250
SHA1

1d2ef10ae19c188aad4e664903561d5272b232bb
SHA256

bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4
SHA512

6f6f5a18f4b26a28b8934dc8d425a824deaec65b9138e15235c1d12c0fdb8cde631ca96e2be5bd0835125d1488936c6811c1db12fb8b708b0881cbc96077d03b
SSDEEP

6144:7fJb0KrPqeKBRHWZGt9dPPjDz9k8A9g8teVC67fJ64dd2qA0n6BwonTufb:7JrPqp7N/hA9DU46LJ64dd2qt0w8

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Serverx.exe	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 1488	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	27
PID 904 wrote to memory of 1488	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	27
PID 904 wrote to memory of 1488	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	27
PID 904 wrote to memory of 1488	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	27
PID 904 wrote to memory of 1424	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	18
PID 904 wrote to memory of 1424	904	bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe	18

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1424
- C:\Users\Admin\AppData\Local\Temp\bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe
  "C:\Users\Admin\AppData\Local\Temp\bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:904
- - C:\Users\Admin\AppData\Local\Temp\bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe
    "C:\Users\Admin\AppData\Local\Temp\bc453bfe74803d4691f2d584d8a9006d9d856cbb5d2a8b173eb719445a045fd4.exe"
    3⤵
    PID:1488

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/904-54-0x0000000000E90000-0x0000000000F1A000-memory.dmp

Filesize
552KB

Download
memory/904-55-0x0000000076071000-0x0000000076073000-memory.dmp

Filesize
8KB

Download
memory/904-61-0x0000000000A10000-0x0000000000A9A000-memory.dmp

Filesize
552KB

Download
memory/904-62-0x0000000000E90000-0x0000000000F1A000-memory.dmp

Filesize
552KB

Download
memory/1424-59-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/1488-58-0x0000000000E90000-0x0000000000F1A000-memory.dmp

Filesize
552KB

Download