mydoom | aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111a

General

Target

aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe
Size

29KB
MD5

261b954889603c1f38f7eaefb8d1af10
SHA1

f8bb53bc343ef541ab74c1c992d9665b7ed0dc32
SHA256

aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111a
SHA512

c73542464907a17762832837202f9cc1a78137d173d87350f62b51c1f6d25005c1f88480a8406f7dde47a718124025cbe906f72daf20c32b146d1c9b3a014687
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/pS:AEwVs+0jNDY1qi/q4

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3672-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3672-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3672-120-0x0000000000500000-0x0000000000510200-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
4836	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"	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3672-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b84-4.dat	upx
behavioral2/memory/4836-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4836-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4836-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4836-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000709-60.dat	upx
behavioral2/memory/3672-120-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4836-122-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe
File created	C:\Windows\services.exe	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe
File opened for modification	C:\Windows\java.exe	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.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	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 4836	3672	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe	85
PID 3672 wrote to memory of 4836	3672	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe	85
PID 3672 wrote to memory of 4836	3672	aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe	85

C:\Users\Admin\AppData\Local\Temp\aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe
"C:\Users\Admin\AppData\Local\Temp\aad8a9cfd020da08a73dbea8e07188abafd2b233292881d9a8ac88ed6243111aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3672
- 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:4836

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\GRYMSCZU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6B33.tmp

Filesize
29KB

MD5
b7c0b6757a7ae7b41adc47b67baee2ca

SHA1
39489ef83b500c4787988ecc49d8ab68463d18e5

SHA256
c5d87f156c0b23596ee0919cd61e8f8fe4dcdc9663a56ae21d45b788c05eb07f

SHA512
dc699f7219ad9704e70890da380185a1e7c18bab45a2afa90e5334463aee44317625756a96e1d09b5a07e01f576997718fbd2afa7e4821a4693054e78deeabb7

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

Filesize
352B

MD5
64841e0c82a7c449d3521904667be237

SHA1
238818cf2e4374d929ba8af75d412d3d3f9d91bf

SHA256
d7445b65d554630de59053c2cbb001437ebcee634ef3be8ebdd330e287b9c2dc

SHA512
ef0f342d43a022a509b12d2e1beedaf09280576efa3c2d2254415017b102d56f9eba47647fd40c5779fe005e13c30025c4bf64b0a840d5de871922b07e1ca588

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3672-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3672-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3672-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3672-120-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4836-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-122-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads