mydoom | ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2

General

Target

ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
Size

29KB
MD5

2112cade02e9c56cbf578755056754a1
SHA1

276f5c208f1f57979415c885e7bb155912e8d4fc
SHA256

ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2
SHA512

64fb417579eebc3904809a238635207e9c7b20114679f2fced27b95c2ab47d2d5c0bd2c8b45ff0b96e3f8b14077cd20a8fd6b0dea91c7a188d914ec765ea5630
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/L:AEwVs+0jNDY1qi/qj

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1860-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1860-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1860-75-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1860-79-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1860-84-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1860-91-0x0000000000500000-0x0000000000510200-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
2812	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"	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000800000001707f-7.dat	upx
behavioral1/memory/1860-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1860-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1860-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1860-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1860-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0036000000016df8-67.dat	upx
behavioral1/memory/1860-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1860-79-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1860-84-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-85-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2812-87-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1860-91-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2812-92-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
File opened for modification	C:\Windows\java.exe	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
File created	C:\Windows\java.exe	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.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	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2812	1860	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe	29
PID 1860 wrote to memory of 2812	1860	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe	29
PID 1860 wrote to memory of 2812	1860	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe	29
PID 1860 wrote to memory of 2812	1860	ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe	29

C:\Users\Admin\AppData\Local\Temp\ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe
"C:\Users\Admin\AppData\Local\Temp\ca782d0ec474d45e310b2496a7c450576230bcfa500ea32041fb221c386a35b2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860
- 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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp76F7.tmp

Filesize
29KB

MD5
dc1a74d2d8d6928f91e0ee1ad3525a65

SHA1
e3755c41e4ff40e0381ed060367cb854f05aa31a

SHA256
4e5042140721c0c8de5f83523c7cb9f91f0d32a15ee2c155d47ca8bb6029e5f9

SHA512
107fb9213a8175cafb53d748fb2c86953c8151f913634cb5dcd710361b8e4d7e1fb5d126c686bc5afd27b75bedfff00df7287315692abf5f748e64d700a42b92

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7708.tmp

Filesize
29KB

MD5
38644705b1bf33d8fd775801b5bf4e63

SHA1
d1834ad2c4a45dd2617219eb304f8c99472cea24

SHA256
aa7383bd940f8d015943c8bd3a35cd28684c0b8dc0fc892e9f95183fc991bea2

SHA512
131d9279d4f6a385e08f84b43822b9ba87e2db86911a5c5d702041160e5dc624bfe55349cc8c546bb96aa9444a9bb4f6423e6e0feb0b6e19919e3beb0d44e0d5

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

Filesize
320B

MD5
814b350bf071ba7349697103b1ff780d

SHA1
27dc214d4ce85473f5a91ee7b2d7d0f330026037

SHA256
f1f28bc55e03694bdf65137494352b2e845a0bcdd320df1d2907ff6bd5264d45

SHA512
27fa93d99644fd3bc64ca852a8fb1e6584559c64f68a5ef91862463d2600a756b6455bb1eb1647cbb923e1c3049ca087c93c5198b864d72baa4d6638b77a904f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1860-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1860-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-91-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-84-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-79-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1860-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1860-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

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

Filesize
32KB

Download
memory/2812-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-85-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-87-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2812-92-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads