mydoom | 2e402d9779e3b3399479a69016a0912d2b5f705f33c2aa98dd2c819ac0829e28

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2024 22:34

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General

Target

17-10-2024 #20/Flyagent.exe
Size

29KB
MD5

05d2ca103f78fad50c5c5e346a53ccb0
SHA1

8dfaaddbce919c74ef2d60a70936d8fbd97c3287
SHA256

3c2ace077b2c126a3188d787a1369fd80424c55ec39b81c898094495608ababf
SHA512

3e7c846900c0f713c63a87ea0eb755a8df11e20c5d1dd97714efc76ea2e294135c7c6d329f7be77471c21ebf6f595d915056d9d1418f3e8c738917316b3cdd17
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/rK:AEwVs+0jNDY1qi/qW

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral16/memory/2468-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral16/memory/2468-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral16/memory/2468-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral16/memory/2468-153-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral16/memory/2468-174-0x0000000000500000-0x0000000000510200-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

2344 services.exe

pid	process
2344	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Flyagent.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	Flyagent.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
behavioral16/memory/2468-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral16/memory/2468-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2344-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2468-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2468-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp9DAD.tmp	upx
behavioral16/memory/2468-153-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-154-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral16/memory/2468-174-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral16/memory/2344-175-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

Flyagent.exe

description	ioc	process
File opened for modification	C:\Windows\java.exe	Flyagent.exe
File created	C:\Windows\java.exe	Flyagent.exe
File created	C:\Windows\services.exe	Flyagent.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:

Flyagent.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Flyagent.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Flyagent.exe

description	pid	process	target process
PID 2468 wrote to memory of 2344	2468	Flyagent.exe	services.exe
PID 2468 wrote to memory of 2344	2468	Flyagent.exe	services.exe
PID 2468 wrote to memory of 2344	2468	Flyagent.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\17-10-2024 #20\Flyagent.exe
"C:\Users\Admin\AppData\Local\Temp\17-10-2024 #20\Flyagent.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2468
- 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:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

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\PTWQX4L2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9DAD.tmp

Filesize
29KB

MD5
243961aa882e8f8c4d0e18e2a9f4ead5

SHA1
811759a7bd2f4fc1dc75d8562ee4dd2e370d6097

SHA256
29d5fc260625d0898f2898b073d9df7560a4565bf0240dfc42f304731bc54e3a

SHA512
f779f0907822ea2a91faceaff840d7114200a7c9bb9efad956828b2d85907a4156570dfa3db4c898290b8f9c3aa96fc5206f4b72280f9e2acb224ddd9a1f9e29

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

Filesize
352B

MD5
b81234702ac98fd7bf1d6f339b41f86a

SHA1
4d3eaaefa21cba6898c8f4ec0fe3ca8179a2b000

SHA256
7958cdc163d3c3ade4fd7c03cb71eb978e41ee39227359cffef8c835b4941f98

SHA512
a146d5c77f2b5d2a649b9195ac05b2a85afb45a2e8d4986dfdd7a470e2078b471e16560df00d5a78c45f48a7dbaff916c818523cb61d5c961b32de5e8c8ceb54

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/2344-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-175-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-154-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2344-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2468-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2468-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2468-153-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2468-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2468-174-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2468-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download