mydoom | 4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff

General

Target

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Size

41KB
MD5

5df202d8cc014b8f09e9c9e500a52c12
SHA1

64fb1d2078461cc63666ceccfed34746e1d29a05
SHA256

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff
SHA512

f9f4744e2346f073b457f02a2716842fb216c8a806ccd070a37aaf0623ecaa80cc22a75d4bce8e743ff13a917c7a9e91cd1180a68c4012c1b0fed6c0b99e83bb
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/vL:AEwVs+0jNDY1qi/qHL

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2240-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2240-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2240-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2240-144-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2240-173-0x0000000000500000-0x0000000000510200-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
3976	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2240-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023c7d-4.dat	upx
behavioral2/memory/3976-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2240-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3976-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2240-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3976-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2240-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3976-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-67.dat	upx
behavioral2/memory/2240-144-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3976-148-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2240-173-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3976-174-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3976-178-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe

description	ioc	Process
File created	C:\Windows\services.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File opened for modification	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File created	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.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:

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe

description	pid	Process	procid_target
PID 2240 wrote to memory of 3976	2240	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83
PID 2240 wrote to memory of 3976	2240	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83
PID 2240 wrote to memory of 3976	2240	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83

C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
"C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240
- 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:3976

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\Microsoft\Windows\INetCache\IE\321WJBEQ\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Q8uxo.log

Filesize
128B

MD5
f56d73fe98243114ec5b7407df7bd911

SHA1
111ac998d390f860907aabbd1743e4bda0af44b4

SHA256
b4f89feb58debf4f3c0e4d4c1fa0f2d127439d9275e6b1351cfd916b2f6bf479

SHA512
9a0d02c5c252e89591b45f25c502dbff458520f2c839ebd855c80f5d7668d5020e7163ae0a510babfce10f576507c54455ba61f46d97111eeae3248eb3794a67

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp403D.tmp

Filesize
41KB

MD5
5812160d13290737a4c507074bf1d7ba

SHA1
3057e9b5cc069e9301a464296386a265c86cebeb

SHA256
f3ebe2284d5edf70c8f42e1f67503b7416fb1e3f9dca827465ff74c09cdf481f

SHA512
585aa0cb3a9a4a09d700bcaaf7727e7af63777708348ca3a8d8ca88afac734ec885b8a9bac7370d410626d1205cbb74d358d68c65951f4d1d3d0351c6ce1b7ea

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

Filesize
160B

MD5
9a45cf9fe215bd2c4339e01b9ecabb56

SHA1
07ee34cf5163272b9da26421202d6fea67cf6c86

SHA256
ec3a68589e6eedee052db48948990e674111595bacd6a12d70a9f4d192266a4a

SHA512
6490354d9a8958a4ff322361e36876c4e6a7456b79b821d2f913d465e25d6d7961d245a84a236753ce0adaca7f204e90f097aafab92e12599cc7596505954793

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

Filesize
160B

MD5
1211e2930f829df176b2384f1dd5a3d6

SHA1
83e15dab584b846d7237cc88d3d04cc9fca96d5c

SHA256
afcdc6bc8d66e9fa49f340ea0e1f4f644ecada31691705bcef9b171a4d89ea89

SHA512
4df23ab40eb18c7780696fbccc6ffda275f0107e2c813d672096985dee86357288ba6372d78603877e26bca63e6f629a23e380ed352c61b5b7d5a4825ed89f24

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/2240-144-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-173-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3976-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-148-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-174-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3976-178-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads