525127dcf47710854d6a7dc973c3e194c9143a9cd380585bc13da7d3a57a0959

Analysis

max time kernel
0s
max time network
146s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25-12-2023 14:15

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General

Target

24b7cdd385e9eab759cfca0b3a93b6a3.exe
Size

40KB
MD5

24b7cdd385e9eab759cfca0b3a93b6a3
SHA1

41b21479479c9a6671a445c0faa2a39675e6498b
SHA256

525127dcf47710854d6a7dc973c3e194c9143a9cd380585bc13da7d3a57a0959
SHA512

56454c68b6e9e44db2f86b79617a6849e453c9583d88bd13a8da63f8c8e98198c63cb339227e02959fde573083042b879f497d3ee0e2984b5aea1bd8f11f5986
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtH4:aqk/Zdic/qjh8w19JDH4

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1752	services.exe

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1752-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/640-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1752-17-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-35-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1752-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 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\Run\JavaVM = "C:\\Windows\\java.exe"	24b7cdd385e9eab759cfca0b3a93b6a3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	24b7cdd385e9eab759cfca0b3a93b6a3.exe
File opened for modification	C:\Windows\java.exe	24b7cdd385e9eab759cfca0b3a93b6a3.exe
File created	C:\Windows\java.exe	24b7cdd385e9eab759cfca0b3a93b6a3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 1752	640	24b7cdd385e9eab759cfca0b3a93b6a3.exe	16
PID 640 wrote to memory of 1752	640	24b7cdd385e9eab759cfca0b3a93b6a3.exe	16
PID 640 wrote to memory of 1752	640	24b7cdd385e9eab759cfca0b3a93b6a3.exe	16
PID 640 wrote to memory of 1752	640	24b7cdd385e9eab759cfca0b3a93b6a3.exe	16

C:\Users\Admin\AppData\Local\Temp\24b7cdd385e9eab759cfca0b3a93b6a3.exe
"C:\Users\Admin\AppData\Local\Temp\24b7cdd385e9eab759cfca0b3a93b6a3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1752

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

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Downloads

memory/640-22-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/640-10-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/640-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/640-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/1752-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-35-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-243-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-442-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-700-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-926-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1752-1103-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads