mydoom | b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09

Analysis

max time kernel
120s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 12:12

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General

Target

b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe
Size

29KB
MD5

e57005d459064a82ee8e5f769a67d060
SHA1

a91cd4756b9570e3f546f0a5e4d0fffc499684e5
SHA256

b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09
SHA512

870fada00141f44a61cb1f4a4e0ad11944cfde27b53e36396069c78dd2d9486a21e4d2cffc8b68dd0364e93c4d7181aa0cf132a4ac7ed170c76a8d169ae36660
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Z3f:AEwVs+0jNDY1qi/qd

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4880-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4880-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4880-107-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4880-182-0x0000000000500000-0x0000000000510200-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
1840	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

services.exeb5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe

UPX packed file 20 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4880-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023c8d-4.dat	upx
behavioral2/memory/1840-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1840-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1840-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1840-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-63.dat	upx
behavioral2/memory/4880-107-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1840-108-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-182-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1840-191-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe

description	ioc	Process
File created	C:\Windows\services.exe	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe
File opened for modification	C:\Windows\java.exe	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe
File created	C:\Windows\java.exe	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.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:

b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe

description	pid	Process	procid_target
PID 4880 wrote to memory of 1840	4880	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe	85
PID 4880 wrote to memory of 1840	4880	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe	85
PID 4880 wrote to memory of 1840	4880	b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe	85

C:\Users\Admin\AppData\Local\Temp\b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe
"C:\Users\Admin\AppData\Local\Temp\b5d7a0d8c1c9980904d19b7329978f49d409a79c74af13ebcb2b552add7e1a09N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4880
- 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:1840

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\3DWZNJ32\search[6].htm

Filesize
138KB

MD5
26a1e50e9675641b9749abde2259f021

SHA1
92b57251721721ca88178366ea9daa8d3fb23bc4

SHA256
e60ff3aada5348a02068a17431f079391f9b568cfb877e0348bdb01267c178cc

SHA512
7530a278567f27149cc1876311e3c8b9b2c7918fe16b596909de093fce0f7e4b8896d630f24e460d9825d62871f425267fae657f6e69105749fddc2c0f82d1f3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\BQ4151YW.htm

Filesize
153KB

MD5
df993a7df132833c8d5d7f6218dfc98a

SHA1
2f2a307c7d815247a2e9139a34c558f2b8b300cb

SHA256
a6df129e00b2e6965acae83b128da758799d9467c043695e40d5d92d395e5e6d

SHA512
dd46648c7a05d79e9c7c8625cbc4d83349497b7879a36dde2948674c61d2cdb811bb042e46e8a842bfc435a423611c92daa0e12586934699049e951b0a65cfbc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OIPZWEW8\results[3].htm

Filesize
1KB

MD5
3b29ebb799648bd7fa9d4bfe874c24e4

SHA1
2705dbad0fbbffa4107b00dbb53b694c3b26ea53

SHA256
aee2140a628c44ce8b6b4e1c955e18178a420d41b5285c6477816d79918cdc61

SHA512
005749173526b902ff60d02b3b0e9ea5df0cf78b980b7321d45edfd6b2e9230775fa5c4a11b65439bfd2d120b40fe9227bbe89a6e8588033d83de0d0a73507b0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OIPZWEW8\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp32D1.tmp

Filesize
29KB

MD5
3684aa84573ee180345c82021a020f13

SHA1
a29b5f9089f83137ea79aca8c536496f98b1bc0f

SHA256
c651d19eb7a1d1fc7b73022855fd9460306c844b3e50e5649b870bc5e5cd7820

SHA512
1f6c82f242474673db98868b8056668211031df48d8531d4ec629490420c1c0c167e45ea1868ca6841354b53ad555df0c9d2a5c51b8f5ab911b05ff5ea1219f3

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

Filesize
352B

MD5
b43888c2d79dc49544da67fc027b861e

SHA1
ad86e0ddc5748ce3181d1b76f707abf97285d8dd

SHA256
284c12ef9e7b56ad5dc1232077ba4ecc898d155b4370277ba9ce55251b383983

SHA512
cac31ce9001b3f5b96fd1d1ed11a74a1ac63fbe9e822ac1fd871d6990d1ea01e70cc0c994d9301d27c0c57739633d9848050823b0eca48a337b852c1f8e6f29b

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

Filesize
352B

MD5
3c31ee25c2a9efc4505eb794d5862d8f

SHA1
66abae521befa9c1552d518e3623d46f4f538fcf

SHA256
c7c4cd59da94ed83771f347c2cc189b789a568d995e8810d0dcb6347328fc226

SHA512
4b230c0d57b76fc678af66420ba7902bb5a2d9ac33f8540700cea22de40325ed71f2e892842027f28f41c6d9b05de078ff7dc0439d2b17805de9cc5acc6c27d9

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/1840-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-191-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-108-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4880-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4880-182-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4880-107-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4880-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download