mydoom | b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46

General

Target

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
Size

29KB
MD5

a8b7128224ef6bc0e7241f09596be984
SHA1

a67f6719fbc53fed24d30e3600756fb6cd9ab18e
SHA256

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46
SHA512

c09a88f465079fa171a4b4de15f319d538a5bcbbb7242b78bbced4599121088bebc25f500b634a63bb7119df6322c823d5ae68a8a95362cf50b57fe7a590947a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/l:AEwVs+0jNDY1qi/q9

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1732-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1732-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1732-76-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1732-80-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1732-82-0x0000000000500000-0x0000000000510200-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
1284	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.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

Processes:

resource	yara_rule
behavioral1/memory/1732-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1284-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000015cf1-8.dat	upx
behavioral1/memory/1732-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1284-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0007000000015d64-66.dat	upx
behavioral1/memory/1732-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1284-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1732-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1732-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1284-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1284-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe

description	ioc	Process
File created	C:\Windows\services.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
File opened for modification	C:\Windows\java.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
File created	C:\Windows\java.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.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:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe

description	pid	Process	procid_target
PID 1732 wrote to memory of 1284	1732	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	30
PID 1732 wrote to memory of 1284	1732	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	30
PID 1732 wrote to memory of 1284	1732	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	30
PID 1732 wrote to memory of 1284	1732	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	30

C:\Users\Admin\AppData\Local\Temp\b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
"C:\Users\Admin\AppData\Local\Temp\b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- 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:1284

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\Temp\tmp33BD.tmp

Filesize
29KB

MD5
e0fc93865cf95322cb6fe9bd8a482d77

SHA1
dd7341310efa647c1a7b0cd0456533b36316ffb5

SHA256
1cebb21d9be5cc428ab1e60ea5ab56533463bf52dd570bb62c0f3865940d8a92

SHA512
286322da12e2eae9e33f4522eb8ec112d01518adc07ea523034cefa8f5ad3bbec98d5fc87acfbdaed694f9a6f530ebf8223011ae30762c22b74377ad3e2a7345

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
320B

MD5
bb10a2472b8109fcc5f7b874d0340d6c

SHA1
9b5ae43e958d1ee84efd6343b68660ecc20ea9d7

SHA256
f81187f462d042fcc7cd259d7d6e2f9da18bf240b937b9b4a1f7a0b77e71b073

SHA512
dd4179e82e30ea5652fc634fda0cb413cc5c8be683f5fd811d8cf19f7f4e096bc131468a15c78cdbc29fdb454fb6e2d677b4a8e8dfb26aa5d437ce5ed2250f84

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1284-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1284-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1732-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1732-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1732-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1732-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1732-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1732-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads