mydoom | 535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489e

General

Target

535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
Size

29KB
MD5

bd2e2e1f27120211432ce2e56b3f8b00
SHA1

ebc1af59c2f061ec0dbec8e3db5850f17047d22d
SHA256

535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489e
SHA512

29c87cf10b7062d288278855ce773326b7831f6971b53089971c76a2daa9eb68e894b6e0237dadb6668fdf061e3e4bd79e7df643d181a2ea2a52c143b2d7a6df
SSDEEP

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

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2556-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-76-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
1556	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2556-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2556-3-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x000700000001925c-7.dat	upx
behavioral1/memory/2556-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1556-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1556-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2556-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1556-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2556-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1556-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000700000001933e-66.dat	upx
behavioral1/memory/2556-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1556-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
File opened for modification	C:\Windows\java.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
File created	C:\Windows\java.exe	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.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	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 1556	2556	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	30
PID 2556 wrote to memory of 1556	2556	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	30
PID 2556 wrote to memory of 1556	2556	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	30
PID 2556 wrote to memory of 1556	2556	535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe	30

C:\Users\Admin\AppData\Local\Temp\535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe
"C:\Users\Admin\AppData\Local\Temp\535716ba62a40ba8dabf5f7f3f936da32771edb390d0187cb3752f1222a3489eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556
- 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:1556

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\tmp37B5.tmp

Filesize
29KB

MD5
594a6eed6d7ba11bd439ac2f8a8e36d4

SHA1
3a6503fceb302261e90848983bac13d46ce6552d

SHA256
74f3ca5746a33154b6449e86cbe5ac7ccc4be888eeb109516983f4b2c85cda3f

SHA512
b5702f3fab241c4d58271d9c2fcca405deb64345622c9e1be8b4b52c205ccd9ed5ace8f092a3dcad18f3554c7b0ebd9ac1b5553a2411881494838a2d0cb6173d

Download Submit
C:\Users\Admin\AppData\Local\Temp\vuqnx9bEaF.log

Filesize
320B

MD5
2f2be6d7ae12a2bc7347921205b1234d

SHA1
d2ddd84133f09e8c3b098b71e31bcc8154ce409c

SHA256
5d2cbe748cdd7264642b480813d224a28a13c20a9d8f19c08c3c01bc8b58f980

SHA512
a70be988290f3d8d28910ed8e67bf51924d68a82905b0e0c1da92e8d2a0662b9fec47a048f69da00b1f9928db26a7bade57547eb23ebd281a754132b48688bc7

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

Filesize
352B

MD5
208fd0f26af518dbc76d95dc8a97da85

SHA1
47f1f7c107dd7f1a02c75fe500639e378920de16

SHA256
4c0233b5ae792f3df7fb58f6df5e8572fb44f61c85f3352d67c4e3a5e8981ac9

SHA512
dcd323fa3cb1b593ace5e8c5e4ce2da3940354c39dd691816a37ae85a88c1e38d3bfb307b4f359e5fcc389ebf1bd14873196b5d1bde7d43ef0ce4534bad2a7da

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1556-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1556-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-8-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2556-3-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2556-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-17-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads