mydoom | f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467

General

Target

f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
Size

29KB
MD5

6f890ffb36d2b2317914ad5c6f266b01
SHA1

9191981abb745f5a2761931a722e7c04d5b8a5c6
SHA256

f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467
SHA512

e98678c0e2c53f62ceecc832ceec2ff60ed0a3b65f472729ae95be7097cc284924bf69b1a316a88b25a9b74934cfc56befdbf97453663d79be6bde291dd68835
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ki:AEwVs+0jNDY1qi/qSi

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/2568-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2568-56-0x0000000000500000-0x0000000000510200-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
4064	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"	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2568-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c9a-4.dat	upx
behavioral2/memory/4064-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2568-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4064-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4064-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2568-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4064-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000703-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
File opened for modification	C:\Windows\java.exe	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
File created	C:\Windows\java.exe	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.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	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 4064	2568	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe	82
PID 2568 wrote to memory of 4064	2568	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe	82
PID 2568 wrote to memory of 4064	2568	f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe	82

C:\Users\Admin\AppData\Local\Temp\f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe
"C:\Users\Admin\AppData\Local\Temp\f6db1c949ac31a37604e446b99a2f8b7e76da0ee35bbd3c11844e758de5bb467.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2568
- 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:4064

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\tmp913D.tmp

Filesize
29KB

MD5
7e11be25b33c51957eb02913ff4f182f

SHA1
8b3d64fff2d50097da122d688ce34656e76f3622

SHA256
2c4fbbf218f307c2516d768cead18fb5bbfdb4f1be6008240c81b27cf726b1ab

SHA512
1597b043b3393e4966d5b1f2c95e3ac728c3351759ac7e5974d841d59d96ceacfd42ec656093a455e398ec0110cd96cc5093d25224d53ae8ebe2971f2a47f9d1

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

Filesize
352B

MD5
ed5f890fafb933b8fb1620d701944ebe

SHA1
9b51c5226245bee65e325fbba418b04a9e198f9d

SHA256
9be585a46254ac5b8de8a6ef49e800780ecfe5b5f21e342a65c0ef4b9bf791d2

SHA512
0ff7865ab91e0f032e49380576721d4837184987932b39666ac72a8e5e758edf7c62f46e418e7ed431c48aa88c0c70ad0d752a8d5994e006b9e3d90f743dbdfe

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2568-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2568-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2568-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4064-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4064-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads