mydoom | fe00444ffe45d0c359fc7d3a0e3b955726cb48ac4daee9ed6c1f390ecc1e4754

General

Target

9f285323e8ffaa84ed0a7c679f2275e0N.exe
Size

41KB
MD5

9f285323e8ffaa84ed0a7c679f2275e0
SHA1

3e36f18fee4da1e0783cbf5e9bcce3ca9c843909
SHA256

fe00444ffe45d0c359fc7d3a0e3b955726cb48ac4daee9ed6c1f390ecc1e4754
SHA512

b1efb27c9aae97d9b24850e217d802dee0d7fb27f0aee9fb6ae17a505ec782161951e564db31ba0d36186bfb2f6945fc8b4dbd7f68a3c2082823a43ae85d15ec
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/r:AEwVs+0jNDY1qi/qD

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/3404-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3404-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3404-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3404-132-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
1536	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3404-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1536-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x00070000000234bd-4.dat	upx
behavioral2/memory/3404-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1536-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1536-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3404-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1536-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3404-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1536-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0012000000023345-62.dat	upx
behavioral2/memory/3404-132-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1536-134-0x0000000000400000-0x0000000000408000-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"	9f285323e8ffaa84ed0a7c679f2275e0N.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	9f285323e8ffaa84ed0a7c679f2275e0N.exe
File opened for modification	C:\Windows\java.exe	9f285323e8ffaa84ed0a7c679f2275e0N.exe
File created	C:\Windows\java.exe	9f285323e8ffaa84ed0a7c679f2275e0N.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	9f285323e8ffaa84ed0a7c679f2275e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3404 wrote to memory of 1536	3404	9f285323e8ffaa84ed0a7c679f2275e0N.exe	84
PID 3404 wrote to memory of 1536	3404	9f285323e8ffaa84ed0a7c679f2275e0N.exe	84
PID 3404 wrote to memory of 1536	3404	9f285323e8ffaa84ed0a7c679f2275e0N.exe	84

C:\Users\Admin\AppData\Local\Temp\9f285323e8ffaa84ed0a7c679f2275e0N.exe
"C:\Users\Admin\AppData\Local\Temp\9f285323e8ffaa84ed0a7c679f2275e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3404
- 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:1536

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\Temp\rv3bTgbo.log

Filesize
128B

MD5
ee535978828c6ed92e8d05b5f57705b5

SHA1
93bfeae3dd965a9ff975cb992b08721e25b2acd5

SHA256
ce9efd100b7cb6199ae62325c35810bdc7a00d9c1f738bb5d29c888219fea1aa

SHA512
d41eafb711218687b06a08d969d08c1c1191077bfff7f405b8bb9122f18c2543e55a9e1d086090ce9d5d7e9ce1321fd9cf97f44c8938ff4fdb9323d75e514fc9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1E8C.tmp

Filesize
41KB

MD5
1653e15b76cfcda18e51e588d781d0f0

SHA1
e3501c99c330f4dd6849165de2a00841de3cd3d5

SHA256
102d6d467dc7c0167cecc245c32759762615d9f6dcacbc162a86be4d783eafb3

SHA512
03e4326fd791f0b8ce649d0e3566c068ee10a1dfa279f35c8d2dcfb71bbc4bc01f375ba43e07cb7ab810f61475a1c4076b47b2485b5bdc43f4cfabdaea5a79a4

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

Filesize
160B

MD5
3b3e7fd168ebb113314f418d3e4a5512

SHA1
68e9a7d628832a6f185b307f33ad30e926f818f7

SHA256
6ff25bf27ec875504dca1ffb798921e875a7518c3cb0e8494d871c908afc88f6

SHA512
3f4a341a1232de0738cfbbc8ddc0ffd34def4153762bd9f8492304ba06f966f563d6f566c3ddecafa4a82cb1066913019aff3557c88e60394753ee705154be09

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

Filesize
160B

MD5
aa5cf1481ee8b8bd0dd95757f53d09c2

SHA1
6cde209bc30f25a87485d61ef3e490ca9ec69a3e

SHA256
796b1e154e7654e7a72e46363f1d76c93062409026f47f77e858e8f0fbc7df1d

SHA512
7aedd7825d6b1758561fe8f879aebe32f5d07300366468f7e3bfc26c4d5d376c31d4142f8ba0c8df4003014cdcf44829eafe0f85c03f453090ed2192f694c730

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1536-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-134-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1536-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3404-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3404-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3404-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3404-132-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3404-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads