mydoom | 49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3

General

Target

49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe
Size

29KB
MD5

809018f6d222bb9ed126e972d4c359a0
SHA1

4b4099acf456b393fc24dc0fd37957f73e244ef1
SHA256

49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3
SHA512

19cbb99dc3630aa5fdd263f797bf4185d7c1af7925b75138db7742ff2d1a8869a7f84c70a3b3c290b66c822a435a24c84cafd81c1c4b6acceb7e5a6b35216de7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/E:AEwVs+0jNDY1qi/qs

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2676-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2676-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2676-48-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2676-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2676-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2676-82-0x0000000000500000-0x0000000000510200-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
1972	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"	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.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/2676-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2676-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016c53-7.dat	upx
behavioral1/memory/1972-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2676-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1972-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1972-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2676-48-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1972-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2676-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1972-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0006000000004ed7-67.dat	upx
behavioral1/memory/2676-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1972-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2676-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1972-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe
File opened for modification	C:\Windows\java.exe	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe
File created	C:\Windows\java.exe	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.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	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 1972	2676	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe	30
PID 2676 wrote to memory of 1972	2676	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe	30
PID 2676 wrote to memory of 1972	2676	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe	30
PID 2676 wrote to memory of 1972	2676	49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe	30

C:\Users\Admin\AppData\Local\Temp\49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe
"C:\Users\Admin\AppData\Local\Temp\49becb74f6b3ac67c26da50b5ad232e261e47435847e03e013139257306decd3N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2676
- 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:1972

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\tmpFA78.tmp

Filesize
29KB

MD5
3f100ec43173660fa69e5865f1ddb01f

SHA1
1d545827d4c50003300d428eb86fda6d6dec6c0e

SHA256
38adccd9768e96d5cac69ea3fcd4d89a2fce3dca16b304f247962f27e55562f8

SHA512
0da89a60f0ffe4ca6f88a563d033edd6b1ecc4cf2bec1318661fba57bfa3c3081ca342ef4286e7d85110e5d0ded032f04e216e71cabbdebb167cd827f48a3a4c

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

Filesize
352B

MD5
c6dea89cb484bd7e80a19f6266bb05de

SHA1
1a619d673dc4f1ae951b4760f0d62394d02ac7a2

SHA256
de8abd80ad37698b655ebd3cdb77066dcdebf10ab325eb4e9f1791d304f044e9

SHA512
d5d3f5763ec9b7e97e150c07210d602fb7ecbad6cc4fbc4839f2efaa2f1327b354bdfa2b02a1ca626dfba94f5597e0b8f23c5d091180c8baf924f7623fa55a59

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1972-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1972-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-48-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2676-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2676-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads