mydoom | 7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6

General

Target

7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
Size

29KB
MD5

b7f98261a87622be55f876f82b7a1a5a
SHA1

c5affa986e488962eeca161c717994c1f60419f2
SHA256

7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6
SHA512

d1e55aafc83c628abc8e36efb2cd0aac06145d1c85e0a22954ed36b90ebc2f47f7d2ac9f98e0eafb697d224b988e7a76cd504816039e65c9382c9addff15bee6
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/WR:AEwVs+0jNDY1qi/qI

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/2252-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-75-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-80-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-87-0x0000000000500000-0x0000000000510200-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
2716	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"	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2252-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2252-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016645-10.dat	upx
behavioral1/memory/2716-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0036000000016334-60.dat	upx
behavioral1/memory/2252-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-87-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2716-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2716-93-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
File opened for modification	C:\Windows\java.exe	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
File created	C:\Windows\java.exe	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.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	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2716	2252	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe	30
PID 2252 wrote to memory of 2716	2252	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe	30
PID 2252 wrote to memory of 2716	2252	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe	30
PID 2252 wrote to memory of 2716	2252	7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe	30

C:\Users\Admin\AppData\Local\Temp\7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe
"C:\Users\Admin\AppData\Local\Temp\7c70cbb75eea61f140c556eae7848258dc15c15832baccd6cb2a2ea9eaf20af6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252
- 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:2716

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\Temp\tmp6A2A.tmp

Filesize
29KB

MD5
c7da0aa22426257c4902d1a7627a62de

SHA1
4585fe032f6bd3140747e5e27513279b0cdd3360

SHA256
e503bcb94ae060c98bdbd82557807e2277f244db6e6fc2cd84bf6f640c28f5cf

SHA512
eed38cd056be1c26e4c1eb311f678cd63e6fd81e948ff2fb01bef4727162a572560967120b4159aca22a5696d396a853319a71363e59673493abc3bde058f360

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

Filesize
352B

MD5
029bdbef8b7673eb9c92a1514da92968

SHA1
8f7ee453d5cc2fc37eefe3fd46e0e3bc466a7237

SHA256
b8ffd51c5dc3d14f6042ddc1d5834a4c15804690e70a50746d9795686143ba0c

SHA512
bad0a932fa9175a2c351cc0c673499f92dff988ff496744093a319d88874ab9be235e7c2643f59f9fe0ec03baa0a3b1b7a999f461a6742646991a69b85dfeb34

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2252-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-9-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2252-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-18-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2252-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-87-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2252-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2716-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2716-93-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads