mydoom | a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932

General

Target

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe
Size

29KB
MD5

61ed425efd24593fa1fc42e961a926c0
SHA1

cc6fab37b43764df0712248cc6275c5cede3e327
SHA256

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932
SHA512

1c676fb2cde8009a687910834e7db52d3fa2cbc2a822627481a8e9df8c7debdea27bb8b008e1478437aa5e2e420e8901f4513a149ddffd1db550b6ab5c54eea1
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/zh1:AEwVs+0jNDY1qi/qLP

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-140-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-172-0x0000000000500000-0x0000000000510200-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
1004	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.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

Processes:

resource	yara_rule
behavioral2/memory/2892-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c01-4.dat	upx
behavioral2/memory/1004-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1004-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1004-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1004-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1004-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0005000000000705-63.dat	upx
behavioral2/memory/2892-140-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1004-145-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-172-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1004-173-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe

description	ioc	Process
File created	C:\Windows\services.exe	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe
File opened for modification	C:\Windows\java.exe	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe
File created	C:\Windows\java.exe	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.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:

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe

description	pid	Process	procid_target
PID 2892 wrote to memory of 1004	2892	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe	82
PID 2892 wrote to memory of 1004	2892	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe	82
PID 2892 wrote to memory of 1004	2892	a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe	82

C:\Users\Admin\AppData\Local\Temp\a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe
"C:\Users\Admin\AppData\Local\Temp\a8c884ea2e1a743cc62b8ff040795580b6e39ee5325103cf17dd90cf652a6932N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2892
- 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:1004

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HOI3BGS3\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp16AE.tmp

Filesize
29KB

MD5
5229157cc4e5274b949120d519c58a5f

SHA1
cc18180ee33ce113148bbb67c6cf2df12e408b27

SHA256
007e808ee5e6444aaa11af79d8274fe3c8ebcab0eddb9df44bcb459a7a7dd7f3

SHA512
07273de57acc6bab2f62926b67469873082a56bed3a36301f4bcdf68d26e1dc3a5dec275c61ab14d60c5a86a8ff55754bb0648523a352539f09af2536bad1af5

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

Filesize
320B

MD5
151276528d0668c92ff02e247bef72ab

SHA1
98b34bd80642a38b4af96b7419e954a3df92671d

SHA256
f3272bb8cfcfa5c9117c462e8b11f3ad81f05515c6eb2b9497a3965d8910a380

SHA512
f3260ad6bdb07fbf39ee3a794976d85ca78c1223f5d958f04a99aefbf740de043ff98dd06196125109730fa3d40a5299093b66871e90679b6bb616019066c1a2

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

Filesize
320B

MD5
a6a721692040de03bdda8b0e7a410259

SHA1
6df1fae7070c3a9bc9a22a419f836ac196deeeb8

SHA256
a3bc740e79134b1bf75bd2e776a7ae58a01da66f3f67746975d158b1b0226a8f

SHA512
9383660b079aed31658e6c006123432419ffe07419a2e4cf716495584ff8e008bb34a50315cb16d7fc81ac17b561761cb8affaa226c03aaab86a7fb39521a682

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/1004-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-145-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-173-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1004-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2892-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-140-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-172-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads