mydoom | 2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383

General

Target

2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
Size

29KB
MD5

6999ee68df3a7ad1acbe979696cdf2d0
SHA1

8be68119fbb57ae97cb91ce75aef0ce4065f50d8
SHA256

2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383
SHA512

2fd0f3a1dca838a188b3a25e9ed061bd479a47735d76469e54c8e95374c74c4dd51daedbec8ecfd28d3db8b88d17f86e0fa8a6350e40b6604f7c3970d03289b3
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8hQ:AEwVs+0jNDY1qi/qkm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2168-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2168-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2168-76-0x0000000000500000-0x0000000000510200-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
840	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"	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2168-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2168-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016df8-7.dat	upx
behavioral1/memory/840-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/840-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/840-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/840-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0034000000016dd9-68.dat	upx
behavioral1/memory/2168-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/840-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
File created	C:\Windows\services.exe	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
File opened for modification	C:\Windows\java.exe	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.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	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 840	2168	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe	30
PID 2168 wrote to memory of 840	2168	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe	30
PID 2168 wrote to memory of 840	2168	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe	30
PID 2168 wrote to memory of 840	2168	2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe	30

C:\Users\Admin\AppData\Local\Temp\2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe
"C:\Users\Admin\AppData\Local\Temp\2bf66cb9d2dcb2742fd058f0f7c4920d6c4aede970ab7add4eeefc43eeabd383N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168
- 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:840

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp98C8.tmp

Filesize
29KB

MD5
e530a6250ca7beaeb78a629bcedf06f4

SHA1
9ffc893a9e329e1ec194a873181b30e0f7a267b3

SHA256
a280d9807ec4985401a0650e0a824523c847763b88027445263c5948b479c42c

SHA512
226a6ec1280a5eef339eea711461cf6369ca6013cb734aa87a1a979dd9bc47aa8fbbca7346c344f846dd53767d0bee9c32d8a2db7b5bc3df17b95e12c8127450

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

Filesize
320B

MD5
7d4e7ccfe9232b413359b2cb5ca9e29d

SHA1
dc065f427211e7be07c02da56a44d431a431ed12

SHA256
18d5ae29c95214a9d74dedf7d4c77f589b997346620f31ec32bc8161f4636ac5

SHA512
695fd356d8c4668507cadddd875ee696fe23c000377a58c4b0ccc97bdfe3f5dc6c430735fb323e84bae4085eb5e8a28d677384e26b30429e31a8f98df069fa39

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/840-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/840-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2168-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2168-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2168-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads