mydoom | 7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffc

General

Target

7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
Size

29KB
MD5

1e620192938d7186e5119b5ea851a8a0
SHA1

1ee715bd250c71e13e9ba860fd18d31bb9bf04a9
SHA256

7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffc
SHA512

0c8194ce0cc55d064bb2d3ce5a7409ddfc6914aa959326c0d9ec391320becac8b6254595a89df555e536ff4b4b01aca3df1cc7a2ac67792deb7b2cc5300aec3c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ToS:AEwVs+0jNDY1qi/qz

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3320-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3320-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3320-56-0x0000000000500000-0x0000000000510200-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
4456	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"	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3320-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000e000000023a3a-4.dat	upx
behavioral2/memory/4456-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3320-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3320-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3320-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
File opened for modification	C:\Windows\java.exe	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
File created	C:\Windows\java.exe	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.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	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 4456	3320	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe	84
PID 3320 wrote to memory of 4456	3320	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe	84
PID 3320 wrote to memory of 4456	3320	7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe	84

C:\Users\Admin\AppData\Local\Temp\7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe
"C:\Users\Admin\AppData\Local\Temp\7fe40e1dce4783ddde36dcc23e345953de72dad7344b5c64d852e65ba44e8ffcN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3320
- 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:4456

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PTWQX4L2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp191E.tmp

Filesize
29KB

MD5
db10c4222e942f2126aa7f3d0b0a2bd1

SHA1
a8c37d23f4730f2c22da1d1604a9d7aa3af381b8

SHA256
c8d768bea39e80c55ba5f3e68c1e66334c2ec70928e5f1d8b6182f30ee3f290f

SHA512
34127af8c65a3aa698045c9adeae7897f1b78a3ce577a8fa8b6d8918532c08a8a4858d9659dbd1adc0572610c33decdcb62a28f13599188a2323e9cce663442a

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

Filesize
352B

MD5
af5032db6c9af287469f5fe5fae13b3e

SHA1
f0893e189de024ead21a8b5b7c325e5004061970

SHA256
1b187c7724d9b5b8821b3bdd06774d64583b12cfb068fa41c60eb9e57d716ca0

SHA512
567d67b4fdc5fc8aea112065ae2501edf947e7a9c10384f4481f5c24dc2eb43fce0a018985e45be4f6fe2c12f92043ce081ed445ba7161c99183a9a607c2cb9d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3320-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3320-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3320-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3320-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4456-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads