mydoom | 4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff

General

Target

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Size

41KB
MD5

5df202d8cc014b8f09e9c9e500a52c12
SHA1

64fb1d2078461cc63666ceccfed34746e1d29a05
SHA256

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff
SHA512

f9f4744e2346f073b457f02a2716842fb216c8a806ccd070a37aaf0623ecaa80cc22a75d4bce8e743ff13a917c7a9e91cd1180a68c4012c1b0fed6c0b99e83bb
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/vL:AEwVs+0jNDY1qi/qHL

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2204-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2204-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2204-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2204-76-0x0000000000500000-0x0000000000510200-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
2104	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"	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2204-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2204-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x000800000001743a-7.dat	upx
behavioral1/memory/2104-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2204-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2204-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2104-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2104-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2204-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2104-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-64.dat	upx
behavioral1/memory/2204-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2104-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2204-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2104-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File opened for modification	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File created	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2104	2204	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	30
PID 2204 wrote to memory of 2104	2204	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	30
PID 2204 wrote to memory of 2104	2204	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	30
PID 2204 wrote to memory of 2104	2204	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	30

C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
"C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204
- 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:2104

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\n5sBnguk.log

Filesize
128B

MD5
561b160327507312982c8d4efbbca5c3

SHA1
8a1b62b0e75eddac5ec2fb0cddca46931a88b84b

SHA256
e160f9c09f1dd561c8fcaee5b03a51ec19a30cfcc60c4d625725c31101f996b8

SHA512
1d113b62aebcb66ebdff06ad4bdee9702cf076c34d0ad155a9aea7e79758e28a5afc6db33c5dbefef6e0f527948d5db9ca7e7f983bb4dd9300982e4a1f300eae

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp11BE.tmp

Filesize
41KB

MD5
86f3f77a1e2dd462ceb292b95cbc7ff3

SHA1
4c29c45d964544e6968a1459a64bb52356ff9a7d

SHA256
5ad99099f8ed116ce29f29d0727009eebc45db6e8063067515db1a654590d019

SHA512
cb3d73f489732ca78320fa4222229b93b695027ea6eb3028c9774af0d335e600dbcd106279bd71d68eba8598868f0bcbcef24382551182447d40fc56d50f2a82

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

Filesize
160B

MD5
9e74eae2831a225eac4792dfc6dc19cb

SHA1
6e2c75a45eca40816a7e37f75bcbcae882572364

SHA256
9c4bedecbf73c2fd5f676a8d2ff51ae70673c00bd6fe0f513653b3bd7f36f8d0

SHA512
898e51e039eac686d4e714f26ee1b13bb8e11ec2d2c6b99faafcd55cc6f14aaae8dac67513cf3a4b842b5c1503a0589763469ce6b0be13276680a51c461e8ef5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2104-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2104-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2204-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2204-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2204-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads