mydoom | fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99

General

Target

fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
Size

29KB
MD5

ebf9ad9dd267dded9e9842fa5d8144e2
SHA1

190e7c4383485b3cc0c67baad824a98fa88200a2
SHA256

fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99
SHA512

dafef7ec09d1f282b15c0f36ed6d31b729e6f6799f88ee46a60be7e8dc260998c85b60d7cdc9840bd6062ff1383cd56328ea4f2c4889cadaf057c4c63a28ffc4
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/DhF:AEwVs+0jNDY1qi/qbf

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1660-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1660-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1660-118-0x0000000000500000-0x0000000000510200-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
4352	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"	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.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/1660-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023caf-4.dat	upx
behavioral2/memory/4352-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4352-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4352-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0005000000000034-60.dat	upx
behavioral2/memory/1660-118-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4352-119-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
File opened for modification	C:\Windows\java.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
File created	C:\Windows\java.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.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	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 4352	1660	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	82
PID 1660 wrote to memory of 4352	1660	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	82
PID 1660 wrote to memory of 4352	1660	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	82

C:\Users\Admin\AppData\Local\Temp\fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
"C:\Users\Admin\AppData\Local\Temp\fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- 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:4352

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\0BHOTC3C\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4491.tmp

Filesize
29KB

MD5
bc092814f7b57902b1c7d323cb911ee4

SHA1
938b74150d4b10764eca987445d0804db328d1b6

SHA256
871b3fa4f23ba5771de354bab08259eca82a6d124fddadff746750b171c3b795

SHA512
bb06e4536199a17256b7a7d010c16615ef38bb6d99366be7156bc967426357208047d8328dab54410331e6aabaa23727f3aba839c93011c53891641ed79c1c2e

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

Filesize
320B

MD5
768113fcad22fb1c119ca408c1760f20

SHA1
e8be78ccbb3b8dcce09e59a51355fb0250476b3e

SHA256
8488ff4971a25ca7d6e1a1c3359906aed5f28379fad679b4333d8b878c3eb479

SHA512
f71e04dcd69ec9e8782091d4af8355cb1d59ac9d03acc2d55ef2d3a2565a9243870fc10d990f697d88083a5565c5fbe3b9295aa3c10acec0ab5f06cb391f4be2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1660-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1660-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1660-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1660-118-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4352-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-119-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads