mydoom | 760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9

General

Target

760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe
Size

29KB
MD5

3921a6d7541363637c5330477ae22ea5
SHA1

dfd60185869142c65610e3ba5b6c5cb77b8fb657
SHA256

760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9
SHA512

42d900a94163f38b50a04841eb861305ae051cdcaafd80ca3181ad606cd740822517c03db37af031f2a78b2422de3fde403cdefe3150a2d1dcd7bba93d4d4f6a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/WM:AEwVs+0jNDY1qi/qZ

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/3408-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3408-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3408-127-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3408-157-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3408-162-0x0000000000500000-0x0000000000510200-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
4596	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3408-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0007000000023c86-4.dat	upx
behavioral2/memory/3408-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4596-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3408-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000022187-58.dat	upx
behavioral2/memory/3408-127-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-128-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3408-157-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3408-162-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4596-163-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe
File opened for modification	C:\Windows\java.exe	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe
File created	C:\Windows\java.exe	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.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	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 4596	3408	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe	83
PID 3408 wrote to memory of 4596	3408	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe	83
PID 3408 wrote to memory of 4596	3408	760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe	83

C:\Users\Admin\AppData\Local\Temp\760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe
"C:\Users\Admin\AppData\Local\Temp\760a1ba38510c99b8f55c55468aecf4d15a1ebab6f2f2ca8149ae7562e7210b9.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3408
- 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:4596

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\EFY08QA2\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\rxkn9ioex.log

Filesize
320B

MD5
1b256d9e6f3da33fecdd13ab86a6764d

SHA1
70888dd3bc326c05864e689866de47ad824c84b3

SHA256
64d74256c85c01730c7e069819ccfeecf12a27dbdbe9a0a6c6d8b056bb24f32c

SHA512
95ec7ce6fef1f224360c6148be083600bb8288b1ca59c65a8601b805273555c330b5c74e3d4c78246a1e4b8d5282750535e951fb7a8ba289b00d271fbf2c798e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE760.tmp

Filesize
29KB

MD5
d5f050f9dd90ea0a1eefc13f4d3dc4bb

SHA1
f6a8e9296a2d79abc18dcc8701292b3dfb0b60c2

SHA256
b1e9b96d08f48560035aad59cd5813ca905ccf77037a5dd408c24320197e1253

SHA512
91958d03990896f8d2bcd6a74d1681d4e3a0a3b9f4d019d9692c8c573c895422fde0954bc6fb13d81ff07ead38935923d5005245411813339749ec857b040d76

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

Filesize
352B

MD5
d984ced00d2c278dcc511f4c82356e43

SHA1
53cef8ef880df36d8863896ca8d25a1ee6fb93fa

SHA256
7aee1579e1057b216676e2a53e61a4529af2eff5905adc3ae61b88f1dddaa952

SHA512
5939e448999fa5bc8ac3d52cefb5d1699739331c46d9f1136fc2d4d34aeb783b015daec027a4d67381d63765600ed361ffe9548595ab201dc263e271a021e9d1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3408-162-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3408-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3408-157-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3408-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3408-127-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3408-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4596-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-128-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4596-163-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads