ecdbfea71a088d59faf8ca4529c9d390d6453de442d5d93effd9877347e7804f

Analysis

max time kernel
143s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07/03/2024, 23:43

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

b9f66ef1ba585f459cf38fbb06f1c559.exe
Size

3.1MB
MD5

b9f66ef1ba585f459cf38fbb06f1c559
SHA1

46ddb8967ed9092681d6e8cd32318ce0b9263413
SHA256

ecdbfea71a088d59faf8ca4529c9d390d6453de442d5d93effd9877347e7804f
SHA512

2d810e2cbc45feb19d55a5303bbcedb58018eb86120e0eeec028d820318306b78c2ec275e9de77ef5f3474a85eebadc257f9186e9fce68086af2f131445b504f
SSDEEP

49152:l/A+Ar4cJBk1aBk1RBk1kBk1FBk14Bk1ubrBqBk1ldBsgCBsgZBsgSBsgXBsgIBE:l/A+ArvxrBjKetmFdSPg/qOGey

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1984	autopatch.exe

Loads dropped DLL 4 IoCs

pid	Process
2036	b9f66ef1ba585f459cf38fbb06f1c559.exe
1984	autopatch.exe
1984	autopatch.exe
1984	autopatch.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	b9f66ef1ba585f459cf38fbb06f1c559.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28
PID 2036 wrote to memory of 1984	2036	b9f66ef1ba585f459cf38fbb06f1c559.exe	28

C:\Users\Admin\AppData\Local\Temp\b9f66ef1ba585f459cf38fbb06f1c559.exe
"C:\Users\Admin\AppData\Local\Temp\b9f66ef1ba585f459cf38fbb06f1c559.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\autopatch.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\autopatch.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\autopatch.exe

Filesize
21KB

MD5
dcfb1d995b0b350a5ceb497641cb33a8

SHA1
1f2eae7216fa4d23b6996f38ae91ff9c61cf2618

SHA256
a70e68b1a47327b46c5a62af1d2c38bfe97f9e2d8153e2cd97181925d66f7430

SHA512
629d6e70d69f97014b82d90e19677dd5f2c5e1361f9c747fdeb79c3a54bfe63060fec3c971cc36fdde6efb901d496a490e79cc89012e86f07e860fcbf98fc530

Download Submit
memory/1984-12-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads