mydoom | ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8

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
25-11-2024 03:48

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General

Target

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe
Size

41KB
MD5

aeafdc8794eef3c7250960566e2b5d50
SHA1

b55b213d49a8b3c2ff75d8b2b692c41f7b56ba69
SHA256

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8
SHA512

9734f003af730753e5f0954032a0aa861547eb2a16a7ef9eb0d082596be4bff10f2e946f0f372520c30b3d4258a71bf5b5c0d42f0183f36317f05ad6447a0515
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3296-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-128-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-154-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-163-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-196-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3296-237-0x0000000000500000-0x0000000000510200-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
2300	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.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
behavioral2/memory/3296-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b8b-4.dat	upx
behavioral2/memory/2300-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2300-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2300-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2300-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000a000000023c10-46.dat	upx
behavioral2/memory/3296-128-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-129-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-154-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-155-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2300-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-163-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-164-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-196-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-197-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3296-237-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2300-238-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe

description	ioc	Process
File opened for modification	C:\Windows\java.exe	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe
File created	C:\Windows\java.exe	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe
File created	C:\Windows\services.exe	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.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:

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe

description	pid	Process	procid_target
PID 3296 wrote to memory of 2300	3296	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe	83
PID 3296 wrote to memory of 2300	3296	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe	83
PID 3296 wrote to memory of 2300	3296	ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe	83

C:\Users\Admin\AppData\Local\Temp\ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe
"C:\Users\Admin\AppData\Local\Temp\ca6b82f12cb2be1fb21b1e1f5724f94e04d6b05a2946b00e962d77e00128ecb8N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3296
- 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:2300

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\6IJLDY7V\default[1].htm

Filesize
315B

MD5
e510f9586fd45ddb7f0c00cc01b5bb78

SHA1
0f49be1ea6f9228f7fa5877a74df5913d500f44c

SHA256
06dc56e918b87be102dbef5a82c2b9e572d2e4dd4e778026ab8aa59ec58c454c

SHA512
4a6cd27994a9bab95b152bd6be520dfa186b3b067345a350ced80933757ce875bf53cdaf3413ddf1ed14968adc233f7cb6bb2fcda0fa19c4d68e2e9d86416b90

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4VCA4X1\default[2].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W9QJOIKH\default[1].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7D4C.tmp

Filesize
41KB

MD5
39d1a8603b342d00859daa558ff7a0c9

SHA1
5cc13576c814123770c9cfff4f5553f72dd978a8

SHA256
eac11b47a21033af34846dc4681648c4b06829779e098b9bb65ab1ca346ae968

SHA512
a982c9b0528231435410d8f80c4012d6b4b7bfa43a6863cf1e072740b60dfb85a56965db8e6722078ade6eb0774e3443cc6d776405e712f0a4bd8f54bb7126d7

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

Filesize
192B

MD5
0271931c5db06725bdbd256c74e0bd61

SHA1
246c431532b481c8030b70a9ecd74f2f8c83c8df

SHA256
49ded46cea871728f68bc03048717c5f5c738e25e2f7d15f5678b81ff25aca5c

SHA512
fe0a33f96eda367fb4661730de8c8808428d2f4951200488e9394c546e93637fa6fd86227fb3d6b7fc25c481815f70d12b9f244a7edb7811312125990542d3fb

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

Filesize
192B

MD5
65dfb529439e775c83261ccd0735b3ae

SHA1
622e81ad66434ab65032291f971041ea6228ff99

SHA256
591729c550037020eb4531ef2c68fd1a306b33ace6e66c70e79028d1341a53b0

SHA512
40ca61c48c694e8bdaa135ea7c435e6a22590a02b20655538fa522c99758a8d517488e4a8bd00a09f98cbcb2ce4e8641a60ef674937eaed6d46fd0fffa3e2789

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

Filesize
192B

MD5
4e8f4153c7487e44b365a3202b2ff3cc

SHA1
569a03e256e341242651de751fc915c832ffd9c4

SHA256
2c3031cf351e44560465d58d91d9ea92bbbd77266357403ed343b34f815d1832

SHA512
76e6732f473295e6ade4237c95a2c291b1857757c3bd5537cda17b6003c39101970b0bd4ae053103b0f0a9c0691e879d5fa84131468a427c3c9bb0267ebeda1e

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/2300-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-197-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-238-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-129-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-155-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-164-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3296-163-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-154-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-196-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-128-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-237-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3296-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download