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 4 IoCs

resource	yara_rule
behavioral2/memory/3080-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3080-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3080-123-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3080-167-0x0000000000500000-0x0000000000510200-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
2844	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"	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3080-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000d000000023b7f-4.dat	upx
behavioral2/memory/2844-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3080-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2844-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3080-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2844-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000021a70-50.dat	upx
behavioral2/memory/3080-123-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2844-124-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3080-167-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2844-168-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2844-172-0x0000000000400000-0x0000000000408000-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 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 2844	3080	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	83
PID 3080 wrote to memory of 2844	3080	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	83
PID 3080 wrote to memory of 2844	3080	4a47467b7b45c9a464fcc01aff08530306c6abfb9af41072e8d259dda89a66ba.exe	83

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:3080
- 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:2844

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9IEW0KLU\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDE84.tmp

Filesize
29KB

MD5
317d5fb46ff3466321e7225c41e88273

SHA1
e3f19031a6ef99633998db56b007ac8b420849a9

SHA256
3cebe271ee56ecfea4b071c6178dd9d381f76ee27a23173bdb28b5f664a23a07

SHA512
4144458eb449c6476a3ba69a5d2ac226cb203dd9cd0aca70c7248a43bf64f9aed9513118ac695d9ba18375f2c78bab10bdeba4397d524d698b065f745d473fae

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

Filesize
352B

MD5
e285bba00a7668f47009e93e6370dc11

SHA1
5e19fb6409dc3566672e1ac02c40688dfe4cd976

SHA256
5ab092c12e4fcaaadf8720cb3569b78229dac16affb32cc7b469a85e866ee509

SHA512
d44747c30e624864eeb1d135da3bda38139287d53b44bc49c1551094393691fb2fe6ebba7b30ba7f379b631d876dd68b095467b7a73012c38a1559a1f84d54d0

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

Filesize
352B

MD5
fbf673bcffe5aa449a6ca4998abd4a8d

SHA1
dbc35305064f6c521ad4046c26c43761ced61ec2

SHA256
b8454e419227de353274f5e6e9a98dcb2d2ba3ccdf2c2077260d04d37ee33ae7

SHA512
4fbe882e7ac83fcb5f9a7252586c61e900d1687011dd124bf7595d0a42f598855f849d5f1d7b85460bceb2b3889fae9cfa13d1fa367333f2c5e2a068996e3a6f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2844-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-172-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-168-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-124-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3080-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3080-123-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3080-167-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3080-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3080-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads