mydoom | 13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823a

General

Target

13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe
Size

29KB
MD5

833bb2e1c800e3f7b35b0d1748ee5240
SHA1

23740d6bff191a47e40ede0b6cf8c0680d91f4bc
SHA256

13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823a
SHA512

dc7c3f57239d98f913de8322bdc82afb110f981ca2c6532dc5aaa48b220205d3a3c1e74aff04860003bc5e58c4aee57a0414f808dc9483f733ea7a13e5ea197e
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/H:AEwVs+0jNDY1qi/qP

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4056-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4056-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4056-56-0x0000000000500000-0x0000000000510200-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
3672	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"	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.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/4056-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c85-4.dat	upx
behavioral2/memory/3672-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4056-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3672-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3672-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4056-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3672-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4056-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3672-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe
File opened for modification	C:\Windows\java.exe	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe
File created	C:\Windows\java.exe	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.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	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4056 wrote to memory of 3672	4056	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe	83
PID 4056 wrote to memory of 3672	4056	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe	83
PID 4056 wrote to memory of 3672	4056	13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe	83

C:\Users\Admin\AppData\Local\Temp\13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe
"C:\Users\Admin\AppData\Local\Temp\13c0a9f05ff2bfb7404f84d15d7209439270d7b2cdcb309d0beaeecdd52f823aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4056
- 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:3672

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\321WJBEQ\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4F12.tmp

Filesize
29KB

MD5
ce9882cc03c1369160031d51cd344342

SHA1
70a647b342ef1d09921f46cea40489dc9f6232e7

SHA256
cf0671bbb155043581ca6575154cc07ed83700c455ecb9076941f61bb1996c81

SHA512
dcbb147b7aef118d1ca2a2dcd1545b52a43c275609378a72cf03edf742b773dcee1755e5fc2c398e33e3ab711dd29a96db27fcc463e0fdad3dec284a0c7bb71e

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

Filesize
352B

MD5
818d4901bfa5256c483da77cd8ed7f79

SHA1
be4637dd0d8064d3d76c4b8fd7b48afcbe6758f0

SHA256
dc6f42540b0454eba70333070918907b2f2967455b8da3d89e554f7bc37d8f9e

SHA512
0fc61f05af58783b3637d03b4efc1951ba000de0d0d07ad5b67ec3f7e4078c9491c3707632681a005259f1ea27e9f7596ac8f3607c4b57eaa87fa1a860b2990a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3672-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3672-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4056-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4056-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4056-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4056-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads