dbcc1bec2dbc4002cfdade40966eb639ccf4da67a7b9728f444beb1d35ed4f7f

Resubmissions

12-06-2024 08:28

240612-kcy2jawckj 10

10-06-2024 17:27

240610-v1ktxsvbpk 10

Analysis

max time kernel
21s
max time network
34s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
10-06-2024 17:27

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General

Target

Mydoom/23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe
Size

21KB
MD5

3f122d9a0b7a9f1aa8c973d170ee8d55
SHA1

3fb032e1a7a3a9cc5ce0d5f03fbb7f74a063ce39
SHA256

23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98
SHA512

25b3db24d20482476e07e29bcee1e231e106d1ec8e36bc390960085595816268ced9c6d392ee21e48c0643801e14c4bb88e1d006fc35467a1abf7b66a423fad4
SSDEEP

384:FZcpzCIqdG3A3WUkx38GZDJuJbf1+o44u8gHzUEBI:SCIqdH/k1ZVcT194jp4ES

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral7/memory/4768-0-0x0000000000800000-0x000000000080D000-memory.dmp	upx
behavioral7/memory/4768-3-0x0000000000800000-0x000000000080D000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Traybar = "C:\\Windows\\lsass.exe"	23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe

Drops file in Windows directory 2 IoCs

Processes:

23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe

description	ioc	process
File opened for modification	C:\Windows\lsass.exe	23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe
File created	C:\Windows\lsass.exe	23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe

C:\Users\Admin\AppData\Local\Temp\Mydoom\23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe
"C:\Users\Admin\AppData\Local\Temp\Mydoom\23361735678f37d77510b22306c727a987f84c87143bb0062f3d76413c36fc98.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
PID:4768

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/4768-0-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/4768-3-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download