mydoom | 401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104

General

Target

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
Size

29KB
MD5

88b959307d0f12b870a98a41703d585a
SHA1

7bb4f83bee26ffb9fb728e5ac4d624f8d1979412
SHA256

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104
SHA512

2fb23b270ba4b083986fdf9576e8040cf2136f0a57e8c7fc8f0a620fbdad5c43010e003cdd6866eb4a3107188a56b92b7ebfd5d6e1b02a6f6d1888cd7a24643b
SSDEEP

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

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2500-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2500-48-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2500-69-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2500-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2500-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2500-85-0x0000000000500000-0x0000000000510200-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

2552 services.exe

pid	process
2552	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2500-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2500-4-0x0000000000230000-0x0000000000238000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2500-9-0x0000000000230000-0x0000000000238000-memory.dmp	upx
behavioral1/memory/2552-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2500-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2500-48-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp2AD8.tmp	upx
behavioral1/memory/2500-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2500-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2500-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2552-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2500-85-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2552-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe

description	ioc	process
File opened for modification	C:\Windows\java.exe	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
File created	C:\Windows\java.exe	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
File created	C:\Windows\services.exe	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.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:

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe

description	pid	process	target process
PID 2500 wrote to memory of 2552	2500	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe	services.exe
PID 2500 wrote to memory of 2552	2500	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe	services.exe
PID 2500 wrote to memory of 2552	2500	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe	services.exe
PID 2500 wrote to memory of 2552	2500	401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe
"C:\Users\Admin\AppData\Local\Temp\401766ce964b33fca8c4014ff41f65633335a960c1c8f0b8c1f0131516ff4104.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- 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:2552

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\tmp2AD8.tmp

Filesize
29KB

MD5
64f6a0cbaf8a68290a12a962fb290d90

SHA1
07fe6b02d0bfda0055864c55593f99ef05dac657

SHA256
493ef70f07c1c5c70136e8c0259e33fb48759cbbcf6d171fcd021f9b0093626d

SHA512
3485c85353bd5eec7af718420501efda9f9f08c7874cd69c34ff692d4cb7eaa44e95347aa1cb40d0071ea58d18e77c4dbf274449b6b727bb6e02175017918688

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
352B

MD5
29e281fbe97d8dadc14e853bcd51deb1

SHA1
ae544b8fc6e36d58008f8c6400ea23871cb82351

SHA256
21d89591dcf01059ce08be0bea4967ec0be1e49fe024d402a2e2b503dbaf80b7

SHA512
da99cdbd970a5a2c9bf3f777d259d229b4876a69f78364e2877ae9b13e708583fafc334cb4511423e4b12e7d7b4a071b2988434646a0cbd4d5aef24173be0053

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2500-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-85-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2500-9-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2500-4-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2500-48-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2552-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2552-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads