mydoom | 444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2

General

Target

444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe
Size

29KB
MD5

49100a8e04b4f3d874a4dee6a7dff477
SHA1

41e231d234be23cc123bdfbdab0c542f428b6686
SHA256

444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2
SHA512

100049e2e6f90053243dc77a23dde2707c4f5f40654cc3d678efd375728448f3b1f5f16533ce9b910629ae57a40ec8f4519309bff86e528e9bfc1a94c869ec8b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/whR:AEwVs+0jNDY1qi/qIr

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-56-0x0000000000500000-0x0000000000510200-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
4832	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"	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.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/4876-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023cc3-4.dat	upx
behavioral2/memory/4832-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4832-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4832-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4832-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4832-57-0x0000000000400000-0x0000000000408000-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	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe
File opened for modification	C:\Windows\java.exe	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe
File created	C:\Windows\java.exe	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.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	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 4832	4876	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe	82
PID 4876 wrote to memory of 4832	4876	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe	82
PID 4876 wrote to memory of 4832	4876	444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe	82

C:\Users\Admin\AppData\Local\Temp\444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe
"C:\Users\Admin\AppData\Local\Temp\444ba5fbe6bf77a2067767ecc3b5a3ade971ae8e6a475b5f607aa0ee473fc3a2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4876
- 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:4832

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\TTJXD3SW\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp867E.tmp

Filesize
29KB

MD5
687e4e323eb9a037f3c5a40206472dce

SHA1
7c34caa51ade9d604bcd27c16aaf3c6738758e78

SHA256
e57eb37e7c2166466b192c734e58b2b749a0169f1232f3ca712f42337dd36242

SHA512
892fd66e0d5655f8f53a8ebe811603b90dc41d93d65f4317cec066d3eb339b6f9adfdc1b74ae38e35da4451dbc45a03ba2ad51324cd6533b50f394b8a0eb2986

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

Filesize
320B

MD5
6b328defb8afb152efcabf243169e05e

SHA1
d346c25c8c6be31979dc67d223ba0df2b560d08c

SHA256
79ab8cd250f4078454fcc626dc78956b677eb6cfd62ffdfc6e906971454b432d

SHA512
fb4fe563a328d3f21f0b561f1e5e19eca7af919a3e6ced3703584bc7e6e46aea8e760c2492352e81c83511986705fbba8f7382c231d33a0891caa72a14e2836f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4832-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4832-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4876-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads