mydoom | a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580

General

Target

a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe
Size

29KB
MD5

349460e7e92d3da76a0e962ea014af26
SHA1

4d05d5a2d99625ee6ebccb5729512cefd4171bfd
SHA256

a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580
SHA512

180b9fd2d01bcef73da812fed15a573817462a8e1437b73e87d4ac6f3f0faedf9b1f5d1def05ab024ed18ec1b84e3057ff2028eb33cdc6c629adc3c1d1ee0b09
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/PhF:AEwVs+0jNDY1qi/qnf

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2860-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2860-47-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2860-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2860-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2860-75-0x0000000000500000-0x0000000000510200-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
2992	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"	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.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/2860-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2860-3-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016d4f-7.dat	upx
behavioral1/memory/2992-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2860-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2992-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2860-47-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-58.dat	upx
behavioral1/memory/2860-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2992-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2992-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2860-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2860-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2992-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe
File created	C:\Windows\java.exe	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe
File created	C:\Windows\services.exe	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2992	2860	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe	30
PID 2860 wrote to memory of 2992	2860	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe	30
PID 2860 wrote to memory of 2992	2860	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe	30
PID 2860 wrote to memory of 2992	2860	a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe	30

C:\Users\Admin\AppData\Local\Temp\a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe
"C:\Users\Admin\AppData\Local\Temp\a11dc3a41d049dbf9a78035ea233a4535c8980a4fecc983e5050e35f4785f580.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860
- 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:2992

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\tmp1FB3.tmp

Filesize
29KB

MD5
1761253ae05ee9077752fb9951dbd6bf

SHA1
a0e29c78c71af63109148a17539ff1a7f632f332

SHA256
a535ff0c793c9432ca2c00a575f26571df3e1837d5890547f8c7291faf3dc79a

SHA512
a50e4df4e93d9d3bb21ff961a3a0578abff23b5a9dd885581e1641686a0c1640f54bd59f82e325748cfc992667bbfacd796041452391d2f927fb4806bc008eaa

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

Filesize
320B

MD5
a44879a949fe8957d52c4ac34de128cb

SHA1
939fc929f241a47c3a298486993bf67f54ebc980

SHA256
845e8f6d5faf04fa062bd20d81d8b75158f87016488fab0388726a031212fcfd

SHA512
084772f2cd0ab5efc45e95c588e04c1f91934e3f1e549ec25122bb9a3f15df68223cad51665a499df99cbbe4822f691e6c33c2aee479cc806c9e58ca0deb15a4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2860-47-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2860-3-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2860-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2860-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2860-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2860-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2860-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2992-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2992-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads