mydoom | efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0

General

Target

efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe
Size

29KB
MD5

a11001a7d8122b7a04039e6350f88540
SHA1

bb5fb4f38a4aca607e5c2f9053c57eaff66b8d46
SHA256

efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0
SHA512

ffe96a632605f88b85c4d45fdd0a1d20654a0930121a6a8341481f6f1bdb428006167ec18822ca838923975c0eddb00543bf10786787a5cb0b0d08cd11f09889
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/A:AEwVs+0jNDY1qi/qY

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral1/memory/2412-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-62-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-69-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2412-74-0x0000000000500000-0x0000000000510200-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
2720	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"	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2720-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00070000000186d9-10.dat	upx
behavioral1/memory/2412-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2412-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0035000000017530-50.dat	upx
behavioral1/memory/2412-62-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe
File opened for modification	C:\Windows\java.exe	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe
File created	C:\Windows\java.exe	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.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	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2720	2412	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe	30
PID 2412 wrote to memory of 2720	2412	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe	30
PID 2412 wrote to memory of 2720	2412	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe	30
PID 2412 wrote to memory of 2720	2412	efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe	30

C:\Users\Admin\AppData\Local\Temp\efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe
"C:\Users\Admin\AppData\Local\Temp\efa540f139741ce20660c7bb43496562efafd1d7d3991ceeee72b6c890c936c0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412
- 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:2720

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\tmp3BD8.tmp

Filesize
29KB

MD5
42d330e48c728dbebf9eda0896db3a87

SHA1
ae548f7cace556368c5513969c3c23b0ab9d1f3e

SHA256
15c2db4c334128c7a6eb8a758a1119fa1908ab88716a4b63a6ddb60433ff699b

SHA512
08e41b40fd76e84bfec12e4ebbcee8f964ebc6843252ab736fefa055d91f6384aa000d19344cbe8432a416ae6fd3f72f4517a77dc08a4fa0246a6ad9cac57fbf

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

Filesize
352B

MD5
d67c842a2e10432ab55f6e6c700a8644

SHA1
8cdaf5045b4a412c237416366f055169141440e5

SHA256
a951befb54c40f643c3f7a4342d7880ab932741b356f918b0c4cf2d97bf669ee

SHA512
57330942a6c157e89cd2bd7e6c8042ea3299bc54c6304f608caa984e80281b20bcdb6e2166b616e4f7056820cb780f85c3b9a88d9ca50f34500ba0b5ec37c924

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2412-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-62-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2412-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads