mydoom | b85892920704ba598a6514f5a123926b4d43c439c98d4c3ff6de88779e2c6c4e

General

Target

58ae8170e121885c368b124aa5ae9a50N.exe
Size

29KB
MD5

58ae8170e121885c368b124aa5ae9a50
SHA1

d73646c4ec8d66c25a73ba3d4288ea82604c40cc
SHA256

b85892920704ba598a6514f5a123926b4d43c439c98d4c3ff6de88779e2c6c4e
SHA512

9dd5b5218ef2510c8d8d6c5e443f063bf988b1bd3215313490d68f3d3d89419aff72cf098da8b79962ab3456ab050b42e595f0656508e114e5cd91b97cd25354
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/LS:AEwVs+0jNDY1qi/qzS

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2720-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2720-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2720-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2720-71-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2720-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2720-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2812	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2720-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000800000001568f-9.dat	upx
behavioral1/memory/2720-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-58.dat	upx
behavioral1/memory/2720-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-79-0x0000000000400000-0x0000000000408000-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"	58ae8170e121885c368b124aa5ae9a50N.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	58ae8170e121885c368b124aa5ae9a50N.exe
File opened for modification	C:\Windows\java.exe	58ae8170e121885c368b124aa5ae9a50N.exe
File created	C:\Windows\java.exe	58ae8170e121885c368b124aa5ae9a50N.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	58ae8170e121885c368b124aa5ae9a50N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2812	2720	58ae8170e121885c368b124aa5ae9a50N.exe	30
PID 2720 wrote to memory of 2812	2720	58ae8170e121885c368b124aa5ae9a50N.exe	30
PID 2720 wrote to memory of 2812	2720	58ae8170e121885c368b124aa5ae9a50N.exe	30
PID 2720 wrote to memory of 2812	2720	58ae8170e121885c368b124aa5ae9a50N.exe	30

C:\Users\Admin\AppData\Local\Temp\58ae8170e121885c368b124aa5ae9a50N.exe
"C:\Users\Admin\AppData\Local\Temp\58ae8170e121885c368b124aa5ae9a50N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- 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:2812

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\Temp\tmpBCDB.tmp

Filesize
29KB

MD5
ac11d33f5ed28b28a9f4c749f73c9e53

SHA1
de0c586f52dbead8cb1da6e4f91bdb3712a07312

SHA256
598760502df97f88cb1eb8ec41f77f13b0ca5bb803bbdc50ab35fe7e1c9e48d9

SHA512
d397e666843cb36362a0cd83f9e9aa5b6a5f780da7b67d13416eb0a47afd83089bd6678b8390afec8299388762e4bf14abf06da2b495fadf05cbe6515bf9fc95

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

Filesize
384B

MD5
80f5d6af185772641a62fd75ba50b742

SHA1
1280ead69134ac2d57799f46afba677cbd90667f

SHA256
8e4c0390c2f2b5c4a33cbcda96b78b680d6c7ea19d961d077f3859e626c76732

SHA512
294485fd6cf3defed6f82b2478db1386b087ffea940e5e53847e2502a050a37cd61f40134cbfe83e0e6406d6bde7462250f559e399f9dc856230e738ea268c72

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2720-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2720-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2720-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2720-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2720-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2720-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2812-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads