mydoom | 63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74ad

General

Target

63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe
Size

29KB
MD5

d914a35dc64f09a45f285d83e3acd550
SHA1

a454a53658139f6d6954764732bcd5323a41695d
SHA256

63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74ad
SHA512

de2c1d3808537a9a88b21cf8efdb92568cbf700151dab31dff7f9bbdea5980168102d4b6e2ccfb73981c0401dc6fb2c13ab10183d7b7f834f6dcd8f1583e2a6e
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/yhQ:AEwVs+0jNDY1qi/q6m

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/1620-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1620-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1620-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1620-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1620-67-0x0000000000500000-0x0000000000510200-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
1740	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"	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.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/1620-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1620-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d06-7.dat	upx
behavioral1/memory/1740-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1620-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1620-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000004ed7-51.dat	upx
behavioral1/memory/1620-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1620-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1620-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe
File opened for modification	C:\Windows\java.exe	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe
File created	C:\Windows\java.exe	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.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	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 1740	1620	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe	30
PID 1620 wrote to memory of 1740	1620	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe	30
PID 1620 wrote to memory of 1740	1620	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe	30
PID 1620 wrote to memory of 1740	1620	63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe	30

C:\Users\Admin\AppData\Local\Temp\63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe
"C:\Users\Admin\AppData\Local\Temp\63272c42ca8978dd3c25e75f924d1f39f84198585e6113afef41dd9cfaec74adN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1620
- 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:1740

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\tmpB73E.tmp

Filesize
29KB

MD5
94f8c21c5dfde6805858ab8e9b41953a

SHA1
6df5307580e44cf2daa2540fb139ab2719d105f2

SHA256
39512a60229083ee9e32c39bd9545d55ff2e284341b5d17125325557120a473a

SHA512
54d20249ba2a013064e547bc9fe1852270b44f9586075b470c4f6a7024601b69fd22ee836f711ef4c040010d6969f0a689828e8903c4f7430aa8434ab6549592

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

Filesize
320B

MD5
8b817c125c7dba8f79dc9e4e10e8e025

SHA1
53fd3f6a2a2d816d09846f1ed7d3dc7c83bfc252

SHA256
1ab95a0f97d904c6dd9e3ec7f2022a2870d1f78fc6056cdabe56c2472ac9abe0

SHA512
72fb1e939d496852a84c446dbbb23b56d2cd64abca150b3aed245691200d7d5e5e61aeb35c7b433ef6557de26ef5c43a834d66a019c622ddef02df51676629ea

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1620-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1620-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1620-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1620-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1620-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1620-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads