mydoom | c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220a

General

Target

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe
Size

41KB
MD5

703ae5e99ba7849f522569a8a899af50
SHA1

02aef2d107f3fcb28054adc5a770bd538163d3f3
SHA256

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220a
SHA512

c8b73e1784c7e08685a3651b7e0ac6dc39fb77d71904415c09542ac717b539312835cae2fd4d32fec6a02e5a86c9a2c589696556088c764f57411a3a267e5c54
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1560-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1560-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
3048	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.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
behavioral2/memory/1560-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023c98-4.dat	upx
behavioral2/memory/3048-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1560-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3048-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3048-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1560-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3048-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-67.dat	upx

Drops file in Windows directory 3 IoCs

Processes:

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe

description	ioc	Process
File created	C:\Windows\services.exe	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe
File opened for modification	C:\Windows\java.exe	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe
File created	C:\Windows\java.exe	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.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:

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe

description	pid	Process	procid_target
PID 1560 wrote to memory of 3048	1560	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe	83
PID 1560 wrote to memory of 3048	1560	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe	83
PID 1560 wrote to memory of 3048	1560	c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe	83

C:\Users\Admin\AppData\Local\Temp\c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe
"C:\Users\Admin\AppData\Local\Temp\c0cb1734060bffe68e16dc9851d93755b45b24532ab462e89086aaee8943220aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560
- 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:3048

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\tmp6143.tmp

Filesize
41KB

MD5
d2185e1daa26e2344a08cd3009ed8cf0

SHA1
80232f43b4fa4f9c3af6aeebd0356768c334b48c

SHA256
3ce829141120766d75ff2c8cc4f40a61d57c863e6ea62c2feac47bb204ade9af

SHA512
b174a56f090808398c2910e287bf38bbcf10f422cdc06b80b242baf792208a17843fac9e1010f923cc408f26bc0e6609a7ecac1eb1bf5d97b5911fe8a8441a4a

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

Filesize
192B

MD5
ec3d312ab089f3f2c3dc25155901e09d

SHA1
77f8e8ddf314eb30c652364190b4ff392dde26f8

SHA256
bce2e343b515c89e5c0820165b3a290118df54aec500cf20f81ba89c84177420

SHA512
8ffcbc37783f9e6d27e66b5b20cae2e9f54167310983413ebe5061bb338d478efe425f8dadd011bf225e98be64c7cee26089200a9199466ac9ba45a03f6704de

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1560-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1560-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1560-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3048-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3048-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads