mydoom | 3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753

General

Target

3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe
Size

29KB
MD5

327c2ff0ec9e0b5368c4af34962a44cd
SHA1

2567e29869b4b2a92164e84417c85e3737f015b0
SHA256

3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753
SHA512

4e7c9fe647dde840f21e84fb83034a2084456785d7d517dfd8bb1d71aae6b2d5770427c7b0b539e641f5b283cf61fab83b6e84a30b2b7a85fba642b877c905ce
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/QQ:AEwVs+0jNDY1qi/qR

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2556-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-43-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-71-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2556-73-0x0000000000500000-0x0000000000510200-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
2284	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"	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 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/2284-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c66-7.dat	upx
behavioral1/memory/2556-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2556-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2556-43-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2284-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-59.dat	upx
behavioral1/memory/2556-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2284-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2284-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2556-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2284-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2556-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2284-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe
File opened for modification	C:\Windows\java.exe	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe
File created	C:\Windows\java.exe	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.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	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.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 2284	2556	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe	30
PID 2556 wrote to memory of 2284	2556	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe	30
PID 2556 wrote to memory of 2284	2556	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe	30
PID 2556 wrote to memory of 2284	2556	3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe	30

C:\Users\Admin\AppData\Local\Temp\3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.exe
"C:\Users\Admin\AppData\Local\Temp\3f83cfb907a4b05d1745573fbf59d3e97c59b04224d2d499a17252db9661b753.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:2284

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\tmpE0D0.tmp

Filesize
29KB

MD5
579b236b48c279f2512b3ef4858573f4

SHA1
56e2b95df60f037a3d15af11b7be4b5ef34931cf

SHA256
e1235da26d21eb00fe212f58689e7c1254fd3cca23db06fb78cdd857dbb2a580

SHA512
bd03994b7b3fb5d96ad43dc523a4f6db962462cbc63497acf48af4de256287d4ac2c3b4336645d4ffdaf1cee4c7ca2652e0fdf7766a0a4ec129f7e3312abfb76

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

Filesize
352B

MD5
acf99c955361b2d8fd21104364b02c77

SHA1
155f2477c2b620caa04d94baca25b2a12e720862

SHA256
e9c3f987bc080c90e6d7963df24323b7eab0151ead248b140729ee9139c627af

SHA512
f9830874453df520c4adcf9469f18733f007c48d28940273c066a1cf42b232d361c7c56acc4ba8011ba7704584ddcfd6d8b67c3c854014caa2185fa785820c7f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2284-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2284-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-43-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

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

Filesize
64KB

Download
memory/2556-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2556-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads