mydoom | 374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43

General

Target

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe
Size

29KB
MD5

d395535bf2fab69c7a29f8e52bc2dbf0
SHA1

77319c55dd6793c300818234f72d4f8827c2101d
SHA256

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43
SHA512

0535b4cc547e5ef4bab133632b9a7ee9be5d8b42061f3247000548297af3fae8666768399681f6ba442bf63e45f7d41270701ca6ce3b3830cb767a325d0122bb
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/9:AEwVs+0jNDY1qi/q1

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2704-3-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2704-18-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2704-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
2800	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.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

Processes:

resource	yara_rule
behavioral1/files/0x0008000000016c62-10.dat	upx
behavioral1/memory/2800-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2704-3-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2704-18-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2800-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2704-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2800-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2800-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x003500000001662e-68.dat	upx

Drops file in Windows directory 3 IoCs

Processes:

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe

description	ioc	Process
File opened for modification	C:\Windows\java.exe	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe
File created	C:\Windows\java.exe	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe
File created	C:\Windows\services.exe	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.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

Processes:

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe

description	pid	Process	procid_target
PID 2704 wrote to memory of 2800	2704	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe	31
PID 2704 wrote to memory of 2800	2704	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe	31
PID 2704 wrote to memory of 2800	2704	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe	31
PID 2704 wrote to memory of 2800	2704	374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe	31

C:\Users\Admin\AppData\Local\Temp\374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe
"C:\Users\Admin\AppData\Local\Temp\374d780f5bf93fd355e730c877635f9ddbd2a2206b05560cf1ca392b2a8f7a43N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- 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:2800

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\tmpABAA.tmp

Filesize
29KB

MD5
4e3c6cc2aaea7aecb2527db4440b13df

SHA1
c392b099ede4d708292d65303017c91255f1f45d

SHA256
c175a58d9675c2e68b2107eb0e0bd763a8235994df506cb16e5ad64d219668ba

SHA512
a71400c0594503c3677ac9087ddabe70c3ebfd99a2449c31c327a4d45c607779016babb7590a5bced2b92e212f03d45e927be46a24cbd3ba1692b66ce4e1ffd4

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
352B

MD5
58cd5c9ff9a2f6b86df990becf74cf4a

SHA1
2c652a4d4b5c1b48b180714ee31c9b55a3b67cac

SHA256
0a74384acc54469517411208fb3d7d2e827b8531a6eef2ff79eebac2e484f44f

SHA512
8b3be24a2b553a60fdcc412130bc95ab87013d221952f959885dc1ce78cd3af49b5c9e1bc26b7fcaee0144b58a08273eb7139b16cb333c6ffb6c8b349c975065

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2704-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2704-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2704-3-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2704-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2704-18-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2704-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2704-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2800-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2800-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads