mydoom | 17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9

General

Target

17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
Size

29KB
MD5

23bf3ae61e736cd9848efd70e1f4e0b0
SHA1

3f35ba48b3ca6c7fbc358aa09ae4926ba9e082e9
SHA256

17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9
SHA512

a1a657fbb8c9cd0d84d357dbe0bc70f0f61e2b4692ee9f84f255638bc0e2d2a0b64d789ee627dfb6f9ac5d4af415070b6cb7147a5578e361715a6f3d722d62a1
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/d:AEwVs+0jNDY1qi/qF

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/4712-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4712-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4712-127-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4712-164-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4712-166-0x0000000000500000-0x0000000000510200-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
3476	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"	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4712-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b85-4.dat	upx
behavioral2/memory/3476-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4712-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3476-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4712-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3476-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021f51-53.dat	upx
behavioral2/memory/4712-127-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3476-128-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4712-164-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3476-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4712-166-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3476-167-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3476-172-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
File opened for modification	C:\Windows\java.exe	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
File created	C:\Windows\java.exe	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.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	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 3476	4712	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe	83
PID 4712 wrote to memory of 3476	4712	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe	83
PID 4712 wrote to memory of 3476	4712	17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe	83

C:\Users\Admin\AppData\Local\Temp\17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe
"C:\Users\Admin\AppData\Local\Temp\17811308baf1550525f24bd876ad9cd94ea4527901400c9ab0719d0ecd5fe3a9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712
- 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:3476

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[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB851.tmp

Filesize
29KB

MD5
c538d7b6db229a62f230665d7c166e6e

SHA1
64eef0941d0faebae8b74a17a1db40e892ef4f96

SHA256
8c832c726dfb0bc3cb204ee0c9a7628b29b6dbb7d7fb76b2bcaf8c394c747921

SHA512
593348090de59d067259d05f7a38dc232bfeb6b85e84dffc4b4a9843c572bd98ca6d0449f1580e703e095fd8a7dba782645c1393f72501db85270d3ca5871af9

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

Filesize
352B

MD5
e2615cef2e3e6cd6c25510ba68ffee2d

SHA1
c0a4bd1464bd3a049c51ecfd1fbcd3c46a29a1d2

SHA256
4ca9b107b08d77ba1b68a9590126245beef49a4f5cf398ab3636fc31e6df9f6a

SHA512
aad05830affe882d3bb8af346a197a44dfbb0fb08f369e023927f6a3a90feb636c78c60505a5fbd77cd839d2dbe715ef52ef74cadefbee29fb6c0593fbb88365

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3476-128-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-172-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-167-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3476-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4712-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4712-164-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4712-127-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4712-166-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4712-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4712-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads