mydoom | 6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecd

General

Target

6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe
Size

29KB
MD5

957227b9d1021ad6b44603b5edac52c0
SHA1

89dbf0c87e2479215b212ee832100ea116c75e07
SHA256

6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecd
SHA512

9cb5a2581c3d50cf8f087e8d312f20f836964c6240e52116cefbcd471028525704424a4a3b05476d791e44b480933bbd62cc156e58bf358b428833114c19f94d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Sx:AEwVs+0jNDY1qi/qqx

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1092-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1092-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1092-129-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
3844	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"	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1092-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3844-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023c90-4.dat	upx
behavioral2/memory/1092-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3844-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3844-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1092-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3844-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0012000000023b49-65.dat	upx
behavioral2/memory/1092-129-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3844-136-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe
File opened for modification	C:\Windows\java.exe	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe
File created	C:\Windows\java.exe	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.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	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 3844	1092	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe	83
PID 1092 wrote to memory of 3844	1092	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe	83
PID 1092 wrote to memory of 3844	1092	6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe	83

C:\Users\Admin\AppData\Local\Temp\6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe
"C:\Users\Admin\AppData\Local\Temp\6302b53f94f7b6e9ebebd0a2c705dded913a3417485b9e0c390c6077e4b90ecdN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1092
- 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:3844

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[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2870.tmp

Filesize
29KB

MD5
17adb81736a0e78e4f69850ed68983f5

SHA1
4f7c1b54dc62e3c0930031ccf9b1c636fce3bd1d

SHA256
43fcf48aee8ea8967d1c9946575b66bcfe499c9676835c6f6865b587f4e882c2

SHA512
be80bc6aee45191247cb77d5b86369a8a6d0c2f244f025c2c6a8506c0b4d4cf256e6fb253d33aec0cbac96a7eba5dd35a8469ba11008289d88664bfe60b95222

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

Filesize
352B

MD5
82321335b22f0bd9ae2237497c10cb45

SHA1
ec8a66d83af60f209034d818e6226e5840d040b3

SHA256
fcdd683b756b7e23d8284f28ad9d2fc58fb0e1c7fae1deb2e5e19b1def39efd2

SHA512
aab32347c1ca746b65574d370b1b1e27cb330ac4663c366a1d8ca03e3387637fbf9c4b5fc1e065a47fa3999037c2c2641d3a7af99a738ee9fe2e7c0cf15ab498

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1092-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1092-129-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1092-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1092-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3844-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3844-136-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads