mydoom | 535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489e

General

Target

535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
Size

29KB
MD5

bd2e2e1f27120211432ce2e56b3f8b00
SHA1

ebc1af59c2f061ec0dbec8e3db5850f17047d22d
SHA256

535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489e
SHA512

29c87cf10b7062d288278855ce773326b7831f6971b53089971c76a2daa9eb68e894b6e0237dadb6668fdf061e3e4bd79e7df643d181a2ea2a52c143b2d7a6df
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/se:AEwVs+0jNDY1qi/qF

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4012-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4012-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4012-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
628	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"	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4012-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b62-4.dat	upx
behavioral2/memory/628-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4012-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/628-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/628-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4012-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/628-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4012-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/628-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
File opened for modification	C:\Windows\java.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
File created	C:\Windows\java.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.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	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 628	4012	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	82
PID 4012 wrote to memory of 628	4012	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	82
PID 4012 wrote to memory of 628	4012	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	82

C:\Users\Admin\AppData\Local\Temp\535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
"C:\Users\Admin\AppData\Local\Temp\535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4012
- 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:628

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\84KCLP1T\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
320B

MD5
613aef7c2d3befd7adbf917fc0397798

SHA1
e3fb8121b33e410a034bd0b50cafd7c2066cea7b

SHA256
5ec39f553b5cd0536aece95f017b14d7b3c4f75e5d020474651ceee39e406559

SHA512
32dc0ed167e6fa75aa087303186bb52c56e29abff71863255f9ed0555819ae80e2a30b416bcaf0331e8d139fd5d9f3c6c18096f1e44f8c65048bd625d1cb45e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5982.tmp

Filesize
29KB

MD5
67d6cecc1fa77495b5cc09561ed9baa7

SHA1
4ae5abe5604b9057c213f4fd8fd90fe6759520b6

SHA256
3d6c9a96dd250a45f2d78648b356c999fe92a99bd6c92492516cf12b976ef0ed

SHA512
85a41d3bfd2ac60d775763510aa9a36b1f2c23ee35ce2304db873f0403b47c98d17ce53604d7de609abd7ec55794cff10d6a373e87a4310969968908ef0bd9cf

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

Filesize
352B

MD5
1b2212a23dbc072b8fac47429c1fb67b

SHA1
aeef6ff124db7aeb41f02ae67354adf67fe28ecd

SHA256
725544dcad768b55a0ab455d736a6dac7aa825853b19189362367ff8c094fc40

SHA512
9340ad4c6c763da5f5600b83e7d73864a57b3d9484e2ead65873b811c7ec050b0fe461da7a4b2e52c15cbba840be8c0964c05767a5501efe8095b8364c409904

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/628-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/628-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4012-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4012-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4012-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4012-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads