mydoom | e292d3b57228b134cef488f119ed69df757a1e6c6b496aaed59a6e4232bf97c6

General

Target

Worm.Win32.Mydoom.exe
Size

40KB
MD5

b014ddef4eacf5b0688c1a6499c44150
SHA1

2cb479d23c2dbe413e81bd273b1b7917a8a25611
SHA256

e292d3b57228b134cef488f119ed69df757a1e6c6b496aaed59a6e4232bf97c6
SHA512

591292edcc1192de9d317ed40949ee1bc201ef893f5ad7866639ea228bc9774f065a78c3add2d05dd14e910d705cb91c20fbd33e36476ebc2d66355ef6d3a43b
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHv4:aqk/Zdic/qjh8w19JDHA

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/824-0-0x0000000000500000-0x000000000050D000-memory.dmp	family_mydoom
behavioral2/files/0x0003000000022357-46.dat	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom

Executes dropped EXE 1 IoCs

pid	Process
2688	services.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023436-4.dat	upx
behavioral2/memory/2688-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-13-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-101-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-152-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-155-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-160-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2688-207-0x0000000000400000-0x0000000000408000-memory.dmp	upx

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"	Worm.Win32.Mydoom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	Worm.Win32.Mydoom.exe
File opened for modification	C:\Windows\java.exe	Worm.Win32.Mydoom.exe
File created	C:\Windows\java.exe	Worm.Win32.Mydoom.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	Worm.Win32.Mydoom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2688	824	Worm.Win32.Mydoom.exe	82
PID 824 wrote to memory of 2688	824	Worm.Win32.Mydoom.exe	82
PID 824 wrote to memory of 2688	824	Worm.Win32.Mydoom.exe	82

C:\Users\Admin\AppData\Local\Temp\Worm.Win32.Mydoom.exe
"C:\Users\Admin\AppData\Local\Temp\Worm.Win32.Mydoom.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:824
- 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:2688

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\Microsoft\Windows\INetCache\IE\JACP9GNT\default[1].htm

Filesize
315B

MD5
e510f9586fd45ddb7f0c00cc01b5bb78

SHA1
0f49be1ea6f9228f7fa5877a74df5913d500f44c

SHA256
06dc56e918b87be102dbef5a82c2b9e572d2e4dd4e778026ab8aa59ec58c454c

SHA512
4a6cd27994a9bab95b152bd6be520dfa186b3b067345a350ced80933757ce875bf53cdaf3413ddf1ed14968adc233f7cb6bb2fcda0fa19c4d68e2e9d86416b90

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JSDV0W5M\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JSDV0W5M\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC149.tmp

Filesize
40KB

MD5
b014ddef4eacf5b0688c1a6499c44150

SHA1
2cb479d23c2dbe413e81bd273b1b7917a8a25611

SHA256
e292d3b57228b134cef488f119ed69df757a1e6c6b496aaed59a6e4232bf97c6

SHA512
591292edcc1192de9d317ed40949ee1bc201ef893f5ad7866639ea228bc9774f065a78c3add2d05dd14e910d705cb91c20fbd33e36476ebc2d66355ef6d3a43b

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

Filesize
1KB

MD5
f83684dbb834f8bc3d9c7aa71f1be616

SHA1
937dca3cb41fa68809be701197b673227d325a24

SHA256
0ce2f830a330d7768d9bc7cc12f609360a8792ef96605b8c3fdebcd610fea3c2

SHA512
79e0c6a9d36e8d82f1ca1c623e65ce3ab44d66ea58837927ec55d61c42e08564e1d74f3ec24b990c179ab7aafcabe0cae6b2642feaded7968b3ea74fd51c4f76

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

Filesize
1KB

MD5
9d9fc83aef609d21f6feafc8d5e7b902

SHA1
57e48c40c2d06dd13b5a064be304281bcf7cb350

SHA256
83101227c566ffa0b84ab89b796932e9b1d40ce0f332123ef3a15997be4201ba

SHA512
1c4dadbe12dfef86590e9878e649289f4ff9c98b0903f6ac2075103d1b516d28a088fb14922e78bba91d87895d32b19ce3f05c4991cac5444d0e725fb42f2053

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

Filesize
1KB

MD5
c8f4770b1a4049dfd1f202037f83a05a

SHA1
fb18b34c23bbcb2b5a8cb5b5d987a96b22840a72

SHA256
2dfb9320cacb6fd012f040bb44e465c908cc734a275490a72f33e645fa176a2a

SHA512
85e5dde1ec8b04702b3ade0f526faad4e5413e701fb993c4add7909e31914136574809869aea630b2f15e78e719be699f682c6c42d68230abc5e196066d91659

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/824-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/2688-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-101-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-152-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-155-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-160-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-13-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-207-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads