mydoom | bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578

General

Target

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
Size

41KB
MD5

2dcd7b8873012eb5d7d63850ee3921f0
SHA1

2a5f629e9227fbc270cce7c30dcd6c8f37b85a16
SHA256

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578
SHA512

d9edcc2eeb77ffa127b332c3cdffad1ca69c9fca83dec240ecfb2e889e16275c0ccd2b51fb4aac3fafec8f8d59fd72b0d95ddb3601df842a9794b49b864089ad
SSDEEP

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

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3040-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3040-40-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3040-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3040-60-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3040-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3040-67-0x0000000000500000-0x0000000000510200-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
1660	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3040-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3040-4-0x00000000001C0000-0x00000000001C8000-memory.dmp	upx
behavioral1/files/0x0009000000016d0c-7.dat	upx
behavioral1/memory/3040-9-0x00000000001C0000-0x00000000001C8000-memory.dmp	upx
behavioral1/memory/3040-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3040-40-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3040-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0009000000016ce0-48.dat	upx
behavioral1/memory/3040-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3040-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3040-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1660-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1660-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe

description	ioc	Process
File created	C:\Windows\services.exe	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
File opened for modification	C:\Windows\java.exe	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
File created	C:\Windows\java.exe	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.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:

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe

description	pid	Process	procid_target
PID 3040 wrote to memory of 1660	3040	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe	30
PID 3040 wrote to memory of 1660	3040	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe	30
PID 3040 wrote to memory of 1660	3040	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe	30
PID 3040 wrote to memory of 1660	3040	bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe	30

C:\Users\Admin\AppData\Local\Temp\bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe
"C:\Users\Admin\AppData\Local\Temp\bc42985485c7e480e92772ad31b5f09a26118431247c86d02bb6d717c988e578N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040
- 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:1660

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3C36.tmp

Filesize
41KB

MD5
bf7f6913a5b940adb45414eac0d2f4dd

SHA1
1f6a4c7e38e2404bcf7c80a8b282b85e6005a5dc

SHA256
d89c0ec97014aff1c319f46d06bd28db5bfa012c367e18166193ea3f21b61818

SHA512
ee1ce158ee48f1043bfa8ed5b520da582e0b2242d73488b57b432d95681738acfe622d97adf6abe8514d74010530f14c5472995e31d30f653198dafe43122354

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
192B

MD5
388dfadc6df75e0672e74cdd1ffb0d74

SHA1
baae59089a039bd4ea52f43b450be9928b46d512

SHA256
41eb596858a9fae935c0d988e7c3c0ddbc7dd4c63ec2c8c501d6d66767ae9cea

SHA512
c5eae351b4e0965834d4cc2e6f0707a7062ab5fb93f580021d5c8150e291640f122d405e8c6cd8370ce4248acc184f2d17092172f68fc937936be017ff82ae99

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1660-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3040-40-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3040-9-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download
memory/3040-4-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads