mydoom | 5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740

General

Target

5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
Size

29KB
MD5

7bcefaf765b700aeea378dfffb724f18
SHA1

ec9e9bf788c3bbd3d3bc51e12763f694ae3e43c6
SHA256

5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740
SHA512

dbd2a17baf5b7946eaa52258cad585b42cef1fb6d62d3294d9cff72c706306942a52a7190ffee60e3a14818d1bbcd0a1c5f07a612e8a4ed5d68de1a6b491e873
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/zhF:AEwVs+0jNDY1qi/qrf

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2088-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2088-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2088-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2088-77-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2088-82-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2088-89-0x0000000000500000-0x0000000000510200-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
2692	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"	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 27 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2088-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2088-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0007000000018780-7.dat	upx
behavioral1/memory/2692-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2088-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00360000000186dd-65.dat	upx
behavioral1/memory/2088-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-85-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-89-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
File opened for modification	C:\Windows\java.exe	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
File created	C:\Windows\java.exe	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.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	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2692	2088	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe	30
PID 2088 wrote to memory of 2692	2088	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe	30
PID 2088 wrote to memory of 2692	2088	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe	30
PID 2088 wrote to memory of 2692	2088	5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe	30

C:\Users\Admin\AppData\Local\Temp\5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe
"C:\Users\Admin\AppData\Local\Temp\5c381ea33cedb58e9459b1ce5a52564986c018ee325f2bd9599c64fdff3c9740.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2088
- 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:2692

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBD58.tmp

Filesize
29KB

MD5
95ea86f18d57c01a64a14805295a071c

SHA1
45d9421fb03809b86ad45805c266a7f4ed16e05d

SHA256
aef6655a39093fc8d134005f51c15069053ddf009af5cccabaf32206958df277

SHA512
b4a0130b41978d55a301887414fa01e91a42f7f13a18c0f24f8ce5785f9d4d0b3c6aaf123e692ec52ac192bd3db145aeeba303873d0c003c92f6f333249228cf

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

Filesize
320B

MD5
a3581d87fa125f63807dac6d0cd75d33

SHA1
3f9fbff313965754ad5c98c7320f5b89328b02ff

SHA256
af1bfef9f3d456740496e3955f2b9375038ddecaf61ec18da901493f25202901

SHA512
aed42208b0d2be9f87bee4e7d9be8fbdb8e910ebc3f8b73060198300465304942473cbc33de6583d371e0c6f9c216e96df6075501ff50e3f388a34264c9c744f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2088-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2088-89-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2088-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2088-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2088-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2692-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-85-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads