mydoom | f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900

General

Target

f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
Size

29KB
MD5

9ae0dbe0e5a2240c93d779e64b6b0890
SHA1

777c6471e944b9c681cbdc0da4668b37e6fb2e66
SHA256

f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900
SHA512

bb02923701c1a2f81f23130ff50769c879348928df64f1896c1ae731812106ef90b7d15e2ff44f2dd2081f05344e0c523c96b6a9f1e6ab91e196f65b7ae7c55b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/bhQ:AEwVs+0jNDY1qi/qDm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/348-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/348-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/348-79-0x0000000000500000-0x0000000000510200-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
2496	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"	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/348-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0008000000015d6d-6.dat	upx
behavioral1/memory/2496-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/348-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/348-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/348-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2496-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2496-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0007000000015e25-66.dat	upx
behavioral1/memory/348-79-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2496-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
File opened for modification	C:\Windows\java.exe	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
File created	C:\Windows\java.exe	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.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	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 348 wrote to memory of 2496	348	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe	30
PID 348 wrote to memory of 2496	348	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe	30
PID 348 wrote to memory of 2496	348	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe	30
PID 348 wrote to memory of 2496	348	f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe	30

C:\Users\Admin\AppData\Local\Temp\f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe
"C:\Users\Admin\AppData\Local\Temp\f23ef12aea98a7f60a5c35a574b4e55545ed2f7163eaa69b258524377712e900N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:348
- 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:2496

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\tmp54C5.tmp

Filesize
29KB

MD5
998e5914edaa64d334adaab41eb7dab3

SHA1
f95341363706d043d87d02bad748a503dfefa0d5

SHA256
8ac5dc1211c5a4bcd229d8d1fd0f21ae9ce651a27f5c10891292102d5641231d

SHA512
697af15848459c73629681d85db65e0a96f634d6efa079d1b5aa766786f699e309b147fb55e1e78a50963fa284b69b737aeccdf76f44bc9d97b375d06742d520

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

Filesize
320B

MD5
197795691e6cf7dbd527183db31781da

SHA1
120f11b96db70e139c7ef16bef2587e434ca59df

SHA256
8ee5192dcd24eb6c0486e9a7548ae115157c1639c7e9fac56c66f63b5e82f8db

SHA512
438d6daec6b05c3a32fdec942642c12e191adaef373c4a81b1816fcd39b21efc6cb79e35fa436d9095619acfb04ac3f85ffc487b090fe0eaa69719b443e32174

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/348-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/348-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/348-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/348-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/348-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/348-79-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/348-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/348-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2496-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2496-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads