mydoom | 4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1

General

Target

4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
Size

29KB
MD5

e5fd63a404de047a53f753615901eae1
SHA1

10714a9ad626db5f1daf3e682b91670a27026366
SHA256

4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1
SHA512

67f62f7ec381b52cac459c60f4e8b0393627049d6736b21f543a1f8b0ea5f98803cedcf14d7e7871796d64fdaf9a51b45b7b4d9898a166b7b6759177304d917d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1hh:AEwVs+0jNDY1qi/qt7

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2380-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2380-9-0x0000000000400000-0x0000000000408000-memory.dmp	family_mydoom
behavioral1/memory/2380-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2380-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2380-60-0x0000000000500000-0x0000000000510200-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
1680	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"	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2380-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2380-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000800000001662e-7.dat	upx
behavioral1/memory/1680-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-9-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1680-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1680-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1680-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1680-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c7b-71.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
File created	C:\Windows\java.exe	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
File created	C:\Windows\services.exe	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.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	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1680	2380	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe	30
PID 2380 wrote to memory of 1680	2380	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe	30
PID 2380 wrote to memory of 1680	2380	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe	30
PID 2380 wrote to memory of 1680	2380	4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe	30

C:\Users\Admin\AppData\Local\Temp\4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe
"C:\Users\Admin\AppData\Local\Temp\4a872d9e1a0aed550ed12f4268c1cb0f89ef17509dd7de2f98c59685fb6d63e1.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- 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:1680

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp51DA.tmp

Filesize
29KB

MD5
4855ecae693c4aaba0aa0b9a3c6c8c40

SHA1
e25c0d507d0dedc468489672fa261309c13492b1

SHA256
908913d94d0b38ed0ce6d50339af97a15a85d6976df529d33cce355780861810

SHA512
6166d6fb14d9bcca1f3ec5d6357de6d5dec33cdd3da6806a41312fd18a022ee4f770f4dc4204491e4cb0dd4def14ca4287248d03e15210975825a3c2242be5a5

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

Filesize
320B

MD5
da26f9e035ee1469a8c8c221c78759af

SHA1
1202722ad6848e74fe1f21973e45fc3e566ab784

SHA256
068935546cf05b31f3dc810dc7b54e79957a2a080b121b958e802bf8cbda4583

SHA512
288202cf96a199dbc7254d6ee31e4f7d01d89a4db7ecc69cf36710d75c55a84c9928ce5668677954d88724977f248901bb635aa05f0d0a67c9c384ddfccadfd4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1680-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1680-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2380-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2380-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2380-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2380-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads