mydoom | 1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9

General

Target

1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
Size

29KB
MD5

31b01126df62530b3dedda4585149d8e
SHA1

115d58b67f8985fd7cafe3ee068cc5acb87c5137
SHA256

1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9
SHA512

73a1d3467956870e1dcd1ba49d1b126dd77409f293790c9254cb05e1c7ac24fc769eb134413fbf96f776ed26fbd65c562bde1884f46a68f41713c18192851d3c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/R:AEwVs+0jNDY1qi/qp

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/2488-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2488-56-0x0000000000500000-0x0000000000510200-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
3192	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"	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2488-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023c00-4.dat	upx
behavioral2/memory/3192-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2488-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3192-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3192-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2488-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3192-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
File opened for modification	C:\Windows\java.exe	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
File created	C:\Windows\java.exe	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.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	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 3192	2488	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe	83
PID 2488 wrote to memory of 3192	2488	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe	83
PID 2488 wrote to memory of 3192	2488	1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe	83

C:\Users\Admin\AppData\Local\Temp\1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe
"C:\Users\Admin\AppData\Local\Temp\1afd58086dd7eec2a3f35aa2527e051ac00ffb303899864e750cf907be1361c9.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- 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:3192

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
320B

MD5
a01b154b79260e0d315caf4585a4e8e3

SHA1
bb7470dc6707db10dc9ceb952d24f01930eac290

SHA256
11cc104f571ba577028d0f143f9d50f771a2169c1ee3f227b07fd9c28e064e11

SHA512
83376f15f2e7e53b0bb3a611196dd2c41cd37135801e2c5df31a7555b48daf3acf9a98c79980a9c5ece0941ec025a3d29b54a2d7c0ee381ec803c91b79e1154f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2488-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2488-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2488-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3192-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3192-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads