mydoom | 11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4

General

Target

11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe
Size

56KB
MD5

b39266655684efd7a580f3bd294a9e50
SHA1

b21ac5c32cc40ceb44bfdc6d658a13040f02528f
SHA256

11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4
SHA512

c93c663cb6eba23267c65d78bc4c61d3cc7bb6e84f7cbe1816d623bb5436c38e009df1a27f628286aad2dab460d5f8005f893c16da54e8c3386ca4aa08255f55
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfTH0KoBVjH:aqk/Zdic/qjh8MJDH++vCVKiZH

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/1084-0-0x0000000000500000-0x0000000000511000-memory.dmp	family_mydoom
behavioral1/memory/1084-16-0x0000000000500000-0x0000000000511000-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
3068	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1084-0-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral1/files/0x0008000000016ce9-7.dat	upx
behavioral1/memory/1084-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/3068-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1084-16-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral1/memory/3068-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3068-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe
File opened for modification	C:\Windows\java.exe	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe
File created	C:\Windows\java.exe	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.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	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 3068	1084	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe	30
PID 1084 wrote to memory of 3068	1084	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe	30
PID 1084 wrote to memory of 3068	1084	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe	30
PID 1084 wrote to memory of 3068	1084	11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe	30

C:\Users\Admin\AppData\Local\Temp\11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe
"C:\Users\Admin\AppData\Local\Temp\11f482ff2dc20863f5477ef9fd7eeeca85a5a2c065be3c3d9a6b42e599db2cb4N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1084
- 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:3068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

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/1084-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1084-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1084-0-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download
memory/1084-16-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download
memory/3068-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads