mydoom | 9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1df

General

Target

9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
Size

29KB
MD5

133778febefb351a9c271f6536e40af0
SHA1

0cb75632a736d3a3170882c2da454d8571b59a3e
SHA256

9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1df
SHA512

4940b45c036faf9b7d1e4316b71cd20c3e0b715c327ab2daa190deb8d4f8bd4a80a5c87164eb2a4393f3178eb97567fbc2fe7a30741f58661ebd9ade279c92b2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/l3d:AEwVs+0jNDY1qi/qv

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/3028-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3028-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3028-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3028-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3028-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3028-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2640	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3028-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3028-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0007000000017234-7.dat	upx
behavioral1/memory/2640-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3028-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3028-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3028-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00160000000170a0-58.dat	upx
behavioral1/memory/3028-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3028-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3028-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2640-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2640-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

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"	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
File created	C:\Windows\services.exe	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
File opened for modification	C:\Windows\java.exe	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.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	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2640	3028	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe	30
PID 3028 wrote to memory of 2640	3028	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe	30
PID 3028 wrote to memory of 2640	3028	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe	30
PID 3028 wrote to memory of 2640	3028	9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe	30

C:\Users\Admin\AppData\Local\Temp\9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe
"C:\Users\Admin\AppData\Local\Temp\9fcc90b9ab9af684ffe61010e95cdbdd8a2290f6fecb5114ea082b76ee42d1dfN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- 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:2640

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\tmp5E1A.tmp

Filesize
29KB

MD5
1443cebd613a52a525eb8a6af3f45516

SHA1
35005df9041e9f1cc9b3a7d5fbf5de468eaccb0c

SHA256
def5986db0a0f8d324052160b69dd784f7686390c28cf5d094848b4a72a19f5d

SHA512
c42f9ce318aeed091cd6137543c1985f8fbbee5df1cc0419ccc25b915798fcbf9e8c8d1d9a7bad9fde7431c22b1a9ebf5f4645874c0c5087b88a4b0682f516d6

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

Filesize
352B

MD5
4a0512ca120206209f03aeede81e34ce

SHA1
667ddf4dee40f1b5088230ead73d4cfc32799a85

SHA256
07484e7093ef29d8c151cc0b82bec418642981383193cef8c80349d8c9260572

SHA512
6f62a9ed7520aa51ed8e5f429a3da20da09063e4bcbe5ccdaedaf07d891e0daaf6ffa74be181a612030d48a2e0c2d789821b2251cc781bbd68f8a8fe2f5f83c5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2640-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2640-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3028-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3028-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3028-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3028-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3028-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads