mydoom | 1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7e

General

Target

1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
Size

29KB
MD5

9709928125fe1746d97e00d16bdc6bd0
SHA1

791cc65fecf8e4cc0527aaf78d3fde1b9ccd2559
SHA256

1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7e
SHA512

b986f9a1b0cc858ce716a83d02c13627770938558fda3406c9453f004af5b62414b2a71e00fae48ab45e1be5cce2ad9879feb241ea770910b1c80923837a8fca
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/V:AEwVs+0jNDY1qi/qt

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/1100-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1100-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1100-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1100-156-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1100-178-0x0000000000500000-0x0000000000510200-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
4588	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"	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1100-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c8e-4.dat	upx
behavioral2/memory/4588-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1100-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4588-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4588-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1100-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4588-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1100-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4588-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000709-55.dat	upx
behavioral2/memory/1100-156-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4588-157-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1100-178-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4588-179-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
File created	C:\Windows\services.exe	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
File opened for modification	C:\Windows\java.exe	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.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	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 4588	1100	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe	83
PID 1100 wrote to memory of 4588	1100	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe	83
PID 1100 wrote to memory of 4588	1100	1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe	83

C:\Users\Admin\AppData\Local\Temp\1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe
"C:\Users\Admin\AppData\Local\Temp\1498571d3d985c1f2bf3402ad3432d6fe7fe234152e22e090cfb5cb0494aae7eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100
- 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:4588

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\Microsoft\Windows\INetCache\IE\GRYMSCZU\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE54A.tmp

Filesize
29KB

MD5
bbfbb357ef92c44fb0ca1e108b19501f

SHA1
dd04efa84c1b7fbbbbc9bf7ee6f77822b48ca987

SHA256
51849db85b2347aef9365dffcfb9ae03f696db470cf31e8e527b855cc36c403f

SHA512
081b5fd8d89fbbf0f8b31961a3c0f5d53747b8080153d12c976a200d8c0d30eefde6757fc61ddb2c226efbbc51069c71e83c9ccf992bdb57d4573ae7bba46907

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

Filesize
320B

MD5
c17f5589a427d12aeed806e5d28db7fd

SHA1
8b723e0eb5e7de3397cd8996d555440bd4a4bc31

SHA256
1eb53398f368ac08616917b23c2b53869ba8f07b28f7f7b8ce051d9f9c28997a

SHA512
1062a7539343abd0afb9f6b53ea85cffd7d17d2f98285506572d75d1bc91fefe882c89bb16b1517643661144f687f25a0eb700b513403954eed22ef7c7f9e188

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1100-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1100-178-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1100-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1100-156-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1100-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1100-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4588-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-157-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4588-179-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads