mydoom | fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71

General

Target

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
Size

29KB
MD5

c129d51bab277709b1131706a7a21518
SHA1

b19c1cdbbcf85f31960980e7ce83f7b16fcedfda
SHA256

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71
SHA512

b94e6556c350703412eefd3cfd3eaf64d26e85ecdb4749c34bfb65902f206eabef741dea701ed008119339b36f4a6d5b052d1c4d460c57d0c5d20388cc2b502b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/J:AEwVs+0jNDY1qi/qB

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2376-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2376-62-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2376-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2376-83-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2376-87-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2044 services.exe

pid	process
2044	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2376-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2044-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2376-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2044-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-62-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2044-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmpB4B1.tmp	upx
behavioral1/memory/2044-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-83-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2376-87-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2044-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe

description	ioc	process
File created	C:\Windows\services.exe	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
File opened for modification	C:\Windows\java.exe	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
File created	C:\Windows\java.exe	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.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

Processes:

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe

description	pid	process	target process
PID 2376 wrote to memory of 2044	2376	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe	services.exe
PID 2376 wrote to memory of 2044	2376	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe	services.exe
PID 2376 wrote to memory of 2044	2376	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe	services.exe
PID 2376 wrote to memory of 2044	2376	fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe
"C:\Users\Admin\AppData\Local\Temp\fe3b5f26c462a0984b809e6a87fff9aba24b2054e2c545f2b3d2c3d493258c71.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- 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:2044

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\Temp\tmpB4B1.tmp

Filesize
29KB

MD5
47695e72b21b33e78c1cb72ce90f7ab4

SHA1
7f60a61d17442b6f0cb1d642dd75dd39ac9b5490

SHA256
efa50d6976cf195e61f1a17a0c5d14197d40ec22c82357be4e4f8665c86a3a2c

SHA512
eb3b4c700a2a4dbbff89f00a0a82911b5001d0110b1bd3b32f9165bd4f705dc279ad817bf7ea40c8601316362ef7441389afc57f34e5e0b72a13e312f77256e6

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
320B

MD5
56b34f99627233f0b3a42558a9e9e78b

SHA1
812b4d16e43cff40859b8c9915a298de1241211e

SHA256
b1fc06ec894d9e9872dfde4df17b9c541914a460cc0263d36644ae41d5830a55

SHA512
8f0895a1f64932c1ca1b59ba407c1488a01908c02931d1ca4cd737229d95ef3c415f555c1a492b8444f32edc08d1b34776e246febc9ec062c6555ae542d7e826

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2044-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2044-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-62-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-83-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-87-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2376-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads