mydoom | 67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c

General

Target

67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe
Size

29KB
MD5

eb8c098920460ae49f2f829adf85e2a2
SHA1

7dd51a88bd7ce026318c74529d7b0d35714d8934
SHA256

67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c
SHA512

0394916575b95a53c284fae29596abac9e0ff64fe87026cf916bf6bd28197210fb19bc9b35930131b158e9e32db44c9e724f85b9bcdf1dad8a90fbdc9b4216f7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/I:AEwVs+0jNDY1qi/qg

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3144-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3144-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3144-56-0x0000000000500000-0x0000000000510200-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
1620	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"	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.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/3144-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b92-5.dat	upx
behavioral2/memory/1620-7-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1620-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1620-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1620-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1620-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe
File opened for modification	C:\Windows\java.exe	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe
File created	C:\Windows\java.exe	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.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	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 1620	3144	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe	83
PID 3144 wrote to memory of 1620	3144	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe	83
PID 3144 wrote to memory of 1620	3144	67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe	83

C:\Users\Admin\AppData\Local\Temp\67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe
"C:\Users\Admin\AppData\Local\Temp\67c3325042f18054495cdf7b9fa6bf9a3cd57cd7375e3a31ba40a5b2dd28715c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3144
- 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:1620

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\PTWQX4L2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4A8C.tmp

Filesize
29KB

MD5
7d78e10af8e93b8dfa38b85dce53ab64

SHA1
4667e535bfc66c2ab83899bb0e8a6c37fc18c956

SHA256
4681c7dc8b5c4df107d3711495ddcd00f6cc5c412cb86574e0be5fa35503ae93

SHA512
4323f8ca2f0cd17b4529291bb542c4ca618b40283be8a4fa404cc8f12fd045bb1866142bc38584ad30f2caef087293ba0b0e31f1ab6b2a490a1d5100d91a9aab

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

Filesize
384B

MD5
023abc7f4fbe63a0c3acbdee260ffb29

SHA1
4aafcb6fb4c3743417e551bc277e6df0252c814c

SHA256
687ebade0730fed0b10240a54fc5ab2d7d2bc226e04a83d66b682fd550bf4130

SHA512
82486b4500d19a2cf3c14ea91cbd69f52e155798f8be1e199ef6eb17440ef741545afa700d1493f495505d0e07f56d87c50f4204e722eb82706ad9a54c24929c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1620-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1620-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3144-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3144-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3144-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads