mydoom | 5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be

General

Target

5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe
Size

29KB
MD5

ccbd4ff60bf9eced746f8498654aca4e
SHA1

0237cb216cebd94ad9b4cec8d7e96a76a0ad75d7
SHA256

5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be
SHA512

2b2821dad2d4830df89f1c5cfc5d196603f7e383aead5e8d13552cbe8fefb6bb972f62070a5880a65fa42bcf75b935d807389e60bcd6ad7be8806814517ee6f6
SSDEEP

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

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1504-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1504-56-0x0000000000500000-0x0000000000510200-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
4404	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"	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1504-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c8c-4.dat	upx
behavioral2/memory/4404-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4404-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4404-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4404-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4404-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe
File created	C:\Windows\java.exe	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe
File created	C:\Windows\services.exe	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.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	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 4404	1504	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe	83
PID 1504 wrote to memory of 4404	1504	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe	83
PID 1504 wrote to memory of 4404	1504	5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe	83

C:\Users\Admin\AppData\Local\Temp\5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe
"C:\Users\Admin\AppData\Local\Temp\5c8c641c66181e3e0314d79f87b84c51e997981c302215011085ff89cf8df6be.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504
- 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:4404

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp43E7.tmp

Filesize
29KB

MD5
d2ce4278ac32612c1bb62f2084f693d0

SHA1
8948fa8fb4df321a28a81aef0c2e26864517d0ad

SHA256
11b178383b1984ec1c93649dffccf06524d1df75eb625c10b133f295f567c762

SHA512
a7e8b4944b69ff453c0494cf5aab8ce8e1ac7d135d61eccd76be0d69dbc4e146c2a10b3c2bdd85c54f43d87bde3c1d5d3a70de2c46eec9a1e1682e1b3aae1983

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

Filesize
320B

MD5
27a5cde0329cc9479473f601709aa04e

SHA1
5ef237c3454b32ba6d01b2eeafb49aa016e7c29f

SHA256
bd672bae8a8fc1c40cceb23e9b15b79d4e093ac5fbc9603a5664920f96968375

SHA512
318031dc42553ff6f092dc1806569aebb616395eced2f68f992b8c911eee4d3a2744f7039883c55ee9ccad2ab45928fd6deebf6d5d9ff98d21d5985f563a0a1c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1504-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4404-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4404-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads