mydoom | deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c

General

Target

deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
Size

29KB
MD5

8c684afae8a6032485d7326ecc029c01
SHA1

fee088aeb2c2519257045ec56c2bb24944519655
SHA256

deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c
SHA512

54a22a5eef8321089b69cce83748e8b2c407dc641540a7c009545b5e6b1fe7a34e8ba7ce99d6d3c56dd142b875d00c207649f99b294a49f2524be8b608a29a54
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+hp:AEwVs+0jNDY1qi/q2X

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1340-56-0x0000000000500000-0x0000000000510200-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
3920	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"	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1340-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023c83-4.dat	upx
behavioral2/memory/3920-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3920-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3920-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3920-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1340-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3920-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
File opened for modification	C:\Windows\java.exe	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
File created	C:\Windows\java.exe	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.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	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 3920	1340	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe	82
PID 1340 wrote to memory of 3920	1340	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe	82
PID 1340 wrote to memory of 3920	1340	deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe	82

C:\Users\Admin\AppData\Local\Temp\deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe
"C:\Users\Admin\AppData\Local\Temp\deced7d9e51d6363315f254de7739bfacbb21ff28fd519bf5d11743cdbe3c24c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1340
- 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:3920

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\Microsoft\Windows\INetCache\IE\H6N4U6J0\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp673E.tmp

Filesize
29KB

MD5
976c55787a033cca3970a60bb0aa22bd

SHA1
a6de98a40ef6fdb0c9a7b8409c83740bc326d9dc

SHA256
90d17085d06620243e014b7b5e4ca12ea0d5cc5a190c62985a0bc76b801c06af

SHA512
692c7e2eb9b619e2e30533b1a006e42c54865de10c8b9ae61e6e42d80663e90138f85db9a6f0506044bff94b32eaa40663e0edd7e45505afc629f888004ae694

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

Filesize
320B

MD5
f365435b4ab89f2426bfeed87dc855b8

SHA1
d35c808da82b3918c5a00b708cb9c4886cd2f6dd

SHA256
0eee0a18b36f793f85a60672d8912df9c31e115c1507355340c0118665229ab7

SHA512
46499327a43e37fac6b5780e284690951a8ac086a862db0694e22df1f0277dbf7af8d4a6b1486519d587b44c93be217cd6b61643b9e585d7ee2b31430150bb38

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3920-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3920-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads