mydoom | 420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285

General

Target

420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe
Size

29KB
MD5

cfb5993c8548c054875f66478bf6f977
SHA1

fdc37391da00e6e14fdd15d5901abcad17868d51
SHA256

420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285
SHA512

6bcd9abca86cd3e1ff5e5a844b6adbffcb01d2cd71c0951f39ce46e488a7b7a6cbfb53eee93751d7346b1803e7ecf0a6ac752f3b4594846c8e4dd520cc672a25
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ehw:AEwVs+0jNDY1qi/qG2

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1524-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1524-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1524-127-0x0000000000500000-0x0000000000510200-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
2356	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"	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.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/1524-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023cad-4.dat	upx
behavioral2/memory/2356-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1524-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2356-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2356-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1524-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2356-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000711-60.dat	upx
behavioral2/memory/1524-127-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2356-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe
File created	C:\Windows\services.exe	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe
File opened for modification	C:\Windows\java.exe	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.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	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 2356	1524	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe	83
PID 1524 wrote to memory of 2356	1524	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe	83
PID 1524 wrote to memory of 2356	1524	420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe	83

C:\Users\Admin\AppData\Local\Temp\420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe
"C:\Users\Admin\AppData\Local\Temp\420ba37d2a16b7da97f1154a2771e0531b6a9e84f482cd7ba51f42a295a64285.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1524
- 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:2356

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\H4VCA4X1\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp76AF.tmp

Filesize
29KB

MD5
db31e616ce0e1445d02f8bbdbb8136d3

SHA1
12323d3b2cd95797df3a81b793cc083681c50a3b

SHA256
3e24cc8d845ba7114f35154d6a22115921f649dca48bff168b01035d2ac383b2

SHA512
1d97aa52241caefd87dc7b1bbc52b9b6651650d45b0924b6d730be24fd9276ef376fe80175f3dda1c8924bfe6310f3cfd24ac2754978d243a71b4fbeb0ef078e

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

Filesize
320B

MD5
1ded878e6ee72777ef07216296ec4f8c

SHA1
263a6c483427de1f5c46c76e2969065e345428d4

SHA256
3c56333e3b1d2569944d9eae3e4343c6a3ce330ed9ef65b3ac7cfe57d6d96d75

SHA512
f56f3c8420d777007d37e37622d5b4047e6714ff382ea655ee953c79f1b3f09b66882d35229fc41f8eb452062ef89b095e829dd5a2eaf5f96db2a79cbb8a615c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1524-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1524-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1524-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1524-127-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2356-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2356-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads