mydoom | 9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d

Resubmissions

09-12-2024 01:59

241209-cee3faxpaw 10

09-12-2024 01:32

241209-byfmmssldk 10

Analysis

max time kernel
30s
max time network
29s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 01:59

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General

Target

9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
Size

29KB
MD5

8f64565d433db7a1d282957a9370790c
SHA1

065f47a7d678b285809cb7c54e1e6497e85bd353
SHA256

9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d
SHA512

125f75683c9c51ec1388737032fb5ced200b9559198830c46de9e16d24c821f42f5e83fe3d4d4705eaad20920ef2a1d176752d5c6cb5e6718010e82cd90cfee8
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/pO:AEwVs+0jNDY1qi/qc

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 1 IoCs

resource	yara_rule
behavioral2/memory/2932-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
3760	services.exe

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"	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2932-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3760-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000a000000023b5f-4.dat	upx
behavioral2/memory/2932-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3760-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3760-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3760-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
File opened for modification	C:\Windows\java.exe	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
File created	C:\Windows\java.exe	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 3760	2932	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe	83
PID 2932 wrote to memory of 3760	2932	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe	83
PID 2932 wrote to memory of 3760	2932	9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe	83

C:\Users\Admin\AppData\Local\Temp\9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe
"C:\Users\Admin\AppData\Local\Temp\9e18cd3cd094fc7ec5dc092f65f636bcf62696e5ce66446ff22ca4e5ff1bba7d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:3760

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2932-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2932-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3760-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3760-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3760-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3760-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads