mydoom | 9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3

General

Target

9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe
Size

29KB
MD5

93867157eb4598af649996f15d911c10
SHA1

fecbb545d55a75a2dba128ba263dfc97687e7707
SHA256

9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3
SHA512

8be9099c5c27ecea673bfdfdb59a1654f6b16dd258b3d67e0f59a2b3b96d197e7aed77f307c0d197c41e4dec95579192d83958d9cf38fdad314b1acf76f7e525
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/g:AEwVs+0jNDY1qi/qY

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/2536-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2536-60-0x0000000000500000-0x0000000000510200-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
1816	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2536-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2536-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016115-10.dat	upx
behavioral1/memory/2536-8-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/memory/1816-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2536-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1816-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1816-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2536-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1816-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe
File opened for modification	C:\Windows\java.exe	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe
File created	C:\Windows\java.exe	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.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	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 1816	2536	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe	30
PID 2536 wrote to memory of 1816	2536	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe	30
PID 2536 wrote to memory of 1816	2536	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe	30
PID 2536 wrote to memory of 1816	2536	9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe	30

C:\Users\Admin\AppData\Local\Temp\9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe
"C:\Users\Admin\AppData\Local\Temp\9c2d5e8a69447771fc2517c0d4256f08d2a67ee6b3600678e8bc87d0dc8eaac3N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- 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:1816

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\zincite.log

Filesize
320B

MD5
a88dca3e4e6b5f1543d6a3ded9d5e1a1

SHA1
412b744c7e986e920eca95f009ab561bda839471

SHA256
b5a90e0a30e80bf968b99105414b3895bda6f2bac3518a717e71765b1ba335a1

SHA512
3ac16614ba8bee89ede8e129fdfeb782688d9f4c04e45edc8054be299d567e1b43978dad72fc3ea7736892b969a0aa093282c390fc2fcc92b51882d4b72e4444

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1816-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1816-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2536-8-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2536-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2536-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2536-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2536-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads