mydoom | 3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce

General

Target

3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
Size

29KB
MD5

24bfbc45c6c80c5bc70cdcc0c01ee18a
SHA1

6dda88045fc99683e68e42df862120b5947d65db
SHA256

3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce
SHA512

4cdda0091c7147acc031aa60905e66b6e84f2fd25d600300eaa6d4c91f8fc0ac1fc2eae59f81c0ed2ec55a1612dc0f595807695d1fa3f698e40d620eef5902d6
SSDEEP

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

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 9 IoCs

resource	yara_rule
behavioral2/memory/3456-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-89-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-140-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-151-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-160-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-198-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-240-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3456-274-0x0000000000500000-0x0000000000510200-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
3264	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"	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3456-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b8f-4.dat	upx
behavioral2/memory/3264-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3264-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3264-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3264-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000a000000023bca-44.dat	upx
behavioral2/memory/3456-89-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-140-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-141-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-151-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-152-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3264-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-160-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-161-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-198-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-199-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-240-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3264-241-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3456-274-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
File opened for modification	C:\Windows\java.exe	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
File created	C:\Windows\java.exe	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.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	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 3264	3456	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe	82
PID 3456 wrote to memory of 3264	3456	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe	82
PID 3456 wrote to memory of 3264	3456	3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe	82

C:\Users\Admin\AppData\Local\Temp\3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe
"C:\Users\Admin\AppData\Local\Temp\3a3a8cf52d0bfe4ded6e906f04b8d4adfaae803ad7f07d8a29aea96ac1bd26ce.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3456
- 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:3264

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6271.tmp

Filesize
29KB

MD5
bbf90e22fd11c02c88ae43d31c386ee9

SHA1
2da3d23aa823608ca44bfeae5335a2b5ae83aea0

SHA256
8e6bc7ebbf1c54c3ff4e025a5dfcbe7f12e4f92ed6b33787877f484a685d92de

SHA512
aba04ea078d3c0ffc1904886806006b25ab6330ac6c3a8d727d436b931d10a77f10fc0848dc9a6613a852b9bbac7c64974c2a365c5042b5b72591aa1d5caf102

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

Filesize
352B

MD5
fa26ca140f56d160a8e561e6e7df87e7

SHA1
f8ec78a8752a10b68602bf35367b0ccd7c91f3ac

SHA256
d8fdf9af8ac185b4b471bf9ce5bc6ca88a5abc9bd85be91c60f613ef5b0c7ae9

SHA512
b19c9815fe54d9783113790cd899e60f98d0a9d4394f4502921a79e66bf5b810e25026072d7ab70f325bef7403209b666160e4ee9ac177304690522e80d1b1df

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

Filesize
352B

MD5
ed4adf98ebf6b5b0f729e62d45ad6ed0

SHA1
05f789e7bfea2793970f1bdbb24aa4af2c213a46

SHA256
e50014ec32516e3e625fd1ffce9bd743ad44de06f074a8aebee1ce33112f104a

SHA512
fc506109e5c1ee59fc3a7f29ed5468b391b9c26438d1d2f0bf1c9c496af12fd8e086e87c4d0bc684c82229d39d8197531edb415c4885c475e12cf8657f7ac888

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

Filesize
352B

MD5
faf9377ae3480cf0078a39ed117a0b54

SHA1
cebe0c5da874988cd31852b917ac6a037f577789

SHA256
ee5c13104e8a6d9dabf1f760efe2eb7fe770ed49bf00fa458ebb1a6052184dfe

SHA512
aa57ec8a68a8e3fa4b23c5ea57fad39ec398927d13d2329b952da6a18b2654a28f559a5df8216a564a93e82f9f28ab2010745dc6394eb359873c241d6bcb4e04

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3264-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-152-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-241-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-199-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-141-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-161-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3264-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3456-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-151-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-160-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-140-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-198-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-240-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-89-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3456-274-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads