mydoom | c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa

General

Target

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
Size

29KB
MD5

8167558b08f21b0fb9eea527742472ea
SHA1

f5cfdef0ae6f3f1267bb59b54beb43829db9a0bd
SHA256

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa
SHA512

38808811395d135c5e4d95f2dfbd099be4e2921fcfc47e3ef856c8bf1e522e51ffe18617895bfe946dd2e4909cbd58684e3f4d7e03e6bc0622e7b6679465fcd8
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/M:AEwVs+0jNDY1qi/qE

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2112-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2112-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2112-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2112-76-0x0000000000500000-0x0000000000510200-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
2756	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2112-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2112-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000015d07-7.dat	upx
behavioral1/memory/2756-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2112-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2756-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2756-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2112-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2756-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0032000000015ccc-64.dat	upx
behavioral1/memory/2112-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2756-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2112-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2756-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe

description	ioc	Process
File created	C:\Windows\services.exe	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
File opened for modification	C:\Windows\java.exe	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
File created	C:\Windows\java.exe	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.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:

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe

description	pid	Process	procid_target
PID 2112 wrote to memory of 2756	2112	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe	31
PID 2112 wrote to memory of 2756	2112	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe	31
PID 2112 wrote to memory of 2756	2112	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe	31
PID 2112 wrote to memory of 2756	2112	c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe	31

C:\Users\Admin\AppData\Local\Temp\c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe
"C:\Users\Admin\AppData\Local\Temp\c7585bf58592b7ecb9ef70cb37904cfc57164682676d1b790c1af3832b4aa7aa.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- 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:2756

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6C9A.tmp

Filesize
29KB

MD5
0f39b0af459cae29fb0c5892486b9502

SHA1
ca13fdac9c869f1beda08cc170ecf5a0952c4096

SHA256
f223ac2f65f7dd20f8c006e0d0e6a843517aeb3f84e79188b4d372058df4519a

SHA512
bdb93a830b6fa4007f3c02bbf1d7af8d2b523418c848a5eb175ff4640e41bbfb0b78b5ac167358d7d7ad369c6503432da206869e0cbea29fc3abae7e67c77fb0

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
384B

MD5
a3cff23770704acc42f5af13258be4c5

SHA1
66f2f1391455b6871caea9ab4ba925631724c94c

SHA256
9daa22cbaea9530a379bda0ead2a5d85bbd60ee2697eec3797fc088d61f0a0e5

SHA512
3e0dbdc66b554dd81e9b4321a9af2bd49d1440c0fbb0c9103353cb238da7902a76944c45ebd81579f4135bebe83da75259bbf2522ae8aca96cc0211da74513e9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2112-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2112-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2112-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2112-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2112-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2112-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2112-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2756-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2756-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads