mydoom | 3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56

General

Target

3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
Size

29KB
MD5

e8b9a783787332558bb1cb9ef275eb10
SHA1

54b2c48e81174d0d5541efeb82ae71b51d642746
SHA256

3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56
SHA512

581a00a9f14b72ccfbef811e712c75c15812fe573bb15b9ee72f84fdf4a6b99742492596e79a2c829a9ff3189ffed46d4ea535bca8b001eabcaa1a89527b79c4
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6:AEwVs+0jNDY1qi/qy

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2384-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-74-0x0000000000500000-0x0000000000510200-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
2168	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"	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2384-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2384-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x00060000000186f2-7.dat	upx
behavioral1/memory/2168-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2168-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-65.dat	upx
behavioral1/memory/2168-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2168-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
File created	C:\Windows\services.exe	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
File opened for modification	C:\Windows\java.exe	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.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	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2168	2384	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe	31
PID 2384 wrote to memory of 2168	2384	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe	31
PID 2384 wrote to memory of 2168	2384	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe	31
PID 2384 wrote to memory of 2168	2384	3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe	31

C:\Users\Admin\AppData\Local\Temp\3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe
"C:\Users\Admin\AppData\Local\Temp\3c763397f3c72c3a1b091955b6ac9c02a2d6d918b441e41ac1b9c42b1386af56N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384
- 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:2168

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\tmp5ED5.tmp

Filesize
29KB

MD5
dbf730a5719fe42f8c1ccb8646c3e065

SHA1
cdcee61574dda17f44911cbd12a91939f67ba9d1

SHA256
3b26910dd2eaadca576f301a2d1456b28d7ce7959c1b777a0cdf7749779676d9

SHA512
fb81285b313b77c45001d1bcb2b888c2321c690aa3dd01b0e7da0a43fab8a0ba803fc60959164a6cf2ec87171e8040b6a723e2ce7e9167d27299adfedd65a0bd

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

Filesize
352B

MD5
88c5c0aa2a14b49b7bb9b5218587a8a8

SHA1
9774c188c2d3f9fd75df91e800e8d0ac4279ba94

SHA256
6dd7fe28172e9ebf7a98c2a8b41e3d7db471c5d2065f64067a2856ea3751d1d8

SHA512
696e13ec05d36ecb1ac54dafc2d46be52dc0b478f7c251bb6b198c79d1306af00c43a6233b2c5f6d0d124e3ebb2c08614069829d2916cffdff0d428b23bfaa09

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2168-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2384-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-8-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2384-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2384-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads