mydoom | 6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4

General

Target

6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe
Size

29KB
MD5

690c7538164cdca1639b069f2a6cab79
SHA1

6b35d326c0e521f2e979a2a96f63694c41114667
SHA256

6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4
SHA512

6812bfbf750b60fe693552c5fd3f757fcaf82fd3ff14572924f53e6771bc7e7fedcf4e1fbd80988d3b25b65fe0dc6d95e4aa8c471e58c43cf083dd23d368346d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/uhw:AEwVs+0jNDY1qi/qWW

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2856-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2856-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2856-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2856-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2856-75-0x0000000000500000-0x0000000000510200-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
2108	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"	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.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/2856-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2856-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016d24-7.dat	upx
behavioral1/memory/2856-9-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/memory/2856-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2108-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2856-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2108-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0037000000016d0b-58.dat	upx
behavioral1/memory/2856-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2108-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2856-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2856-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2108-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe
File opened for modification	C:\Windows\java.exe	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe
File created	C:\Windows\java.exe	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.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	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2108	2856	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe	31
PID 2856 wrote to memory of 2108	2856	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe	31
PID 2856 wrote to memory of 2108	2856	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe	31
PID 2856 wrote to memory of 2108	2856	6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe	31

C:\Users\Admin\AppData\Local\Temp\6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe
"C:\Users\Admin\AppData\Local\Temp\6a66cb4c93ba5e43d9e727ba66275d226b3051b40acb3abcdd7fb73427fd3ea4.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856
- 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:2108

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\tmp3304.tmp

Filesize
29KB

MD5
fa383321a67d7f2760fe9ac0dbed842c

SHA1
e8714e714b7dfc7f8bef6b0f66b8e1d2400fb7f6

SHA256
67a51f3c19f659bdda7b25abd8cdb16046931285f7c7ade5a122313071e53669

SHA512
40b41a3649d573a822b6a49245296af6e528715aa86c356c676f1dd57df8cd29ddfa1777eaf79eeda26e8cc62898f2f8273f0393994398fcbc8c1654c58e7599

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

Filesize
320B

MD5
5616e5e4ccd27c89b0fbc7d6ecfd91a0

SHA1
a8adee58d586e1c9ce64bf1726e332af2cefc2f2

SHA256
6846e8e03f855fdc28662b5243ec7e05d10e12231ea1040399b899434f61ee3d

SHA512
7adff8e22e847af7c7e9091f6bbabf165e700615b88a347b2b1cdd067bfc9ba8acf7c2ce90e78b6ac6b73f46d1ed0bbf07717dac6fd3c164eb9659e0c761af4e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2108-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2856-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2856-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2856-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2856-9-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2856-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2856-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2856-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2856-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads