mydoom | 983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2

General

Target

983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
Size

41KB
MD5

0eb5fe786ed87ea3bc651285d4802fd0
SHA1

00aceebef35cd734927a2ba0dbf79bacb68800fe
SHA256

983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2
SHA512

5a0583512e39eda0d18f8e0c099da4aa6a96be1617998ccf736ce78501004c5986359c040b27e7645ca9c82acb5c7ea1db286d5abe9e017b14698d5eb6301b3d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/N:AEwVs+0jNDY1qi/qF

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1504-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1504-61-0x0000000000500000-0x0000000000510200-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
1584	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"	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1504-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c8c-7.dat	upx
behavioral2/memory/1584-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1504-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
File opened for modification	C:\Windows\java.exe	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
File created	C:\Windows\java.exe	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.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	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1584	1504	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe	83
PID 1504 wrote to memory of 1584	1504	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe	83
PID 1504 wrote to memory of 1584	1504	983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe	83

C:\Users\Admin\AppData\Local\Temp\983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe
"C:\Users\Admin\AppData\Local\Temp\983d29ea6244efbfdc30f4383e2c4b47e49dd212d056b3912a8200dcee81fec2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504
- 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:1584

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\rxkn9ioex.log

Filesize
128B

MD5
9328e40c92396e14ccd6562159968d92

SHA1
6b8a0908c670fa0497aa38d3d27abf04aa390b26

SHA256
0bab2ec8eae5ae4348abb0b952fb0f07e8f10da8f0719e20da80ebf08f25ad38

SHA512
a8cb167f883a51c5b2cc960354bce97cc6ba35ead32f464ff4d4f19c3a83a11d3a83408fe14c87b762acdebb49d6b61ec48506aae539e3636d1b7ec50e2ddccf

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1504-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1504-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1584-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads