mydoom | 021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4a

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-11-2024 03:58

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General

Target

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
Size

29KB
MD5

41a7c326a3631da0e5dcf1594555f2a0
SHA1

110639284ea44dacb5767a6a90a194b2e50913fa
SHA256

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4a
SHA512

9f809b6496d6be25eb2d3d011c33125872e4262ccea399cf0bd60c883fb6a89fae863253e17e9ece2758931ab342140e96001dea8ba2209d259c9bdf6da28b5c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/A:AEwVs+0jNDY1qi/qI

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-152-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-164-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-171-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4380-217-0x0000000000500000-0x0000000000510200-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

412 services.exe

pid	process
412	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.exe021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.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"	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4380-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/412-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/412-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/412-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/412-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/412-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp6C13.tmp	upx
behavioral2/memory/4380-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-164-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/412-170-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-171-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-172-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4380-217-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/412-218-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

description	ioc	process
File opened for modification	C:\Windows\java.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
File created	C:\Windows\java.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
File created	C:\Windows\services.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.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:

services.exe021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

description	pid	process	target process
PID 4380 wrote to memory of 412	4380	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe
PID 4380 wrote to memory of 412	4380	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe
PID 4380 wrote to memory of 412	4380	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
"C:\Users\Admin\AppData\Local\Temp\021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4380
- 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:412

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\V4KZV1MD\default[3].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\default[1].htm

Filesize
313B

MD5
ffb72ab4faba49ad441ce07db37dd8b6

SHA1
194e13c1c32ebb6e7a1dc912261cbd58a82ff71e

SHA256
7bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660

SHA512
517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\default[3].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6C13.tmp

Filesize
29KB

MD5
798536240b5ef8a81e57b4a5b6fd70ac

SHA1
7b9a77965374c38628da8f60a4407446c54ccea4

SHA256
a518e0e31bea864bc05d9cf1bb476a992a7dcc1921627837ed55b736d29c9fd3

SHA512
66d8c1f8ea40c9dee79852588d788c5c07ae455cedccd9605163f7af6580290c4854feff2e93abfa888f48554e560919331a2565dce71251e1325cf1b9bc873a

Download Submit
C:\Users\Admin\AppData\Local\Temp\xs0fkpfakf.log

Filesize
320B

MD5
4564a59d66ac4f0b349ac123bf0b84df

SHA1
0b59a738f86d33c1734d278127b3222d04de7739

SHA256
3dab74670a0a4cafb8e03a7bbf582b5bb07929da7bf27fe3491f01ac4673cf41

SHA512
b2a17b8cf4e9732267522a5783654dfad2b8b4f1cef7efef6129025e50663f00b67456b4418c58cbd1f80005f925b8912e10ed6daa4d737c53d39e4dc370155d

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

Filesize
352B

MD5
e0ee4edb808b61d6fb008fe658d302cd

SHA1
488fbc22bea0a83c4b88806219f422458efbc894

SHA256
b754c5e4d750dc77799f0e46e93f5913f8fa50317f74fa201f2f656b1229ad20

SHA512
5ecd86bf76c075527b47143dd86622e5f3729e4cc01ac555a60b478c3368b3746deb14daf7371bd436dd23aec9b20b7cd792b828b788052b30d12d3ae0f42381

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

Filesize
352B

MD5
3d85ae248e095d42e3fb8ffe74b0fa3f

SHA1
34530d3e917449dacfbd349415c52c4e16015d2d

SHA256
0b68ae5e6bbad6bd0ea8ceecee604d1224166494d3011cb97de2ba7a5ac1bcd6

SHA512
3bcdb1d16c910b03c5cf82ce60f765bcaaa925708ce6a5f93c6a06bd301e2c330e852c6cd86fad4c593ed3ea370abd522f6a5d1699e60d13b5e4128501117ac4

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/412-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-218-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-172-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/412-170-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4380-171-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-164-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-217-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4380-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download