mydoom | 4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba

General

Target

4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
Size

29KB
MD5

5aa1c95a58ee32764c5c9b5f0f6ff2ec
SHA1

a78974743b38530b3d19e8b29d689419ce151459
SHA256

4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba
SHA512

98df05c63984c87d4223d6cdbc62af3f4b4d15d71f0c0eb1256e462ccf25fd557cf2b6b995070977aa4e840068a13ea8b75fe765d56b06eb3c5e96466ea236e3
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/U:AEwVs+0jNDY1qi/q8

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2616-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2616-47-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2616-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2616-74-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2616-78-0x0000000000500000-0x0000000000510200-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
1732	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"	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2616-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2616-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d4b-7.dat	upx
behavioral1/memory/2616-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2616-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2616-47-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2616-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d6b-66.dat	upx
behavioral1/memory/2616-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2616-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
File opened for modification	C:\Windows\java.exe	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
File created	C:\Windows\java.exe	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.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	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 1732	2616	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	30
PID 2616 wrote to memory of 1732	2616	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	30
PID 2616 wrote to memory of 1732	2616	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	30
PID 2616 wrote to memory of 1732	2616	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	30

C:\Users\Admin\AppData\Local\Temp\4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
"C:\Users\Admin\AppData\Local\Temp\4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- 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:1732

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:\Users\Admin\AppData\Local\Temp\tmp58F.tmp

Filesize
29KB

MD5
3d8ed578708767b32108440aa307a279

SHA1
48d91d87fa3f4c913e2f463de4bd2c3d06f446c9

SHA256
66a7d958f624e79a3b3f02a4368bd8a7e7611cb96ee60ab7f48f452e78a4c47d

SHA512
a0d3d3d261cff6ff0d3e79ab5231f864919dd2dd5f030b48b3187e333eee80f84734aca62ed950a43cfa5b27895508e7c1397dc3d3bad1353cf7be420827850d

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
352B

MD5
8d9202388f2e6d7e69d4fea5d41db799

SHA1
7c0932a7ccbbdbe83e999628f5d41b89a993098f

SHA256
98d5d7e2e11ad4d8fd876501b730de3bdf20f5e9bf1d2a53650fbd4c035aa67a

SHA512
7d55fef5d05f9396d7a4b9bd8f3104a03e02e75899761a115aa16e1a91d46abab81dd8e4f58f8dc6f6e3e75598ea607cbc9cded73318d5db808ca59f543b4034

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1732-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2616-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2616-47-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2616-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2616-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2616-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2616-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2616-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2616-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads