mydoom | 73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9

General

Target

73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
Size

29KB
MD5

a1641b0264a16f8eeb32aea3d9a96e60
SHA1

d3fde8ebf007109d3a93ef4c73dc3d7035aeadf7
SHA256

73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9
SHA512

7db5f94d4f8e07227f853f79e6b7bc0904eacc1ca006d0013eccf0f0989dd552197a398a3667ca963c5449c89533a067664a4e5fd7a225221ade0e1a7ce540ff
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/shP:AEwVs+0jNDY1qi/q05

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2004-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2004-30-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2004-50-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2004-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2004-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2004-64-0x0000000000500000-0x0000000000510200-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
1228	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"	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2004-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2004-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0030000000018b71-7.dat	upx
behavioral1/memory/2004-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2004-30-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0006000000019470-41.dat	upx
behavioral1/memory/2004-50-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2004-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2004-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2004-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1228-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1228-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
File opened for modification	C:\Windows\java.exe	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
File created	C:\Windows\java.exe	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.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	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 1228	2004	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe	30
PID 2004 wrote to memory of 1228	2004	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe	30
PID 2004 wrote to memory of 1228	2004	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe	30
PID 2004 wrote to memory of 1228	2004	73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe	30

C:\Users\Admin\AppData\Local\Temp\73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe
"C:\Users\Admin\AppData\Local\Temp\73894c0631df2fe7f5a53873cf3110c63e574ceb07da2e4419268e7aeb13efe9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2004
- 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:1228

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\tmp6DFF.tmp

Filesize
29KB

MD5
f8e15f6236a6c3f99c0ccaf0dd56c751

SHA1
11c91bb67bcb4b856ab02387913ecbb9d2d26856

SHA256
459033f872353ea820df4646fc398362ab4a8cb08488f9ae2f45593f9caf11dc

SHA512
9b5a5530947371b1fbe0e4ea8034b64e8ceb9a847cb3a353a7254e99390882d58f2e26da977834f21c4802d0c7b41ba9cf0035882f040789089cf634285e8894

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

Filesize
320B

MD5
61a7c2528766e379cc5dc89b909cf2bd

SHA1
a94530b3f79aee1bd711d4d66175deef21b44300

SHA256
610ebb2e5eca8d875316e6a42f3e4f3aa0d3d6e5a4ccd6fe14395a44f6c15104

SHA512
8b42e27f7502fdd69255cba5d3352e14c60a91e46b5827f0863cee0ba43e56468899bfc961f761b881a946d9fecf53a26a49c90f6e90f8a9fe73d7fa0d6acfa1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1228-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1228-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2004-30-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-50-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2004-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2004-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads