mydoom | 021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4a

General

Target

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
Size

29KB
MD5

41a7c326a3631da0e5dcf1594555f2a0
SHA1

110639284ea44dacb5767a6a90a194b2e50913fa
SHA256

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4a
SHA512

9f809b6496d6be25eb2d3d011c33125872e4262ccea399cf0bd60c883fb6a89fae863253e17e9ece2758931ab342140e96001dea8ba2209d259c9bdf6da28b5c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/A:AEwVs+0jNDY1qi/qI

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2880-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-41-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-77-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2896 services.exe

pid	process
2896	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2880-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2880-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-41-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp16CD.tmp	upx
behavioral1/memory/2896-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

description	ioc	process
File created	C:\Windows\services.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
File opened for modification	C:\Windows\java.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
File created	C:\Windows\java.exe	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.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

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe

description	pid	process	target process
PID 2880 wrote to memory of 2896	2880	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe
PID 2880 wrote to memory of 2896	2880	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe
PID 2880 wrote to memory of 2896	2880	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe
PID 2880 wrote to memory of 2896	2880	021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe
"C:\Users\Admin\AppData\Local\Temp\021b50d75b93701be0fd872afb356a9f87134f5139efd68b56bea2bf2e70bc4aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- 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:2896

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\bcepeU.log

Filesize
320B

MD5
87bac989193ee565074f6e282f782dda

SHA1
56497510683c54e7249f889bbb2b50aab85d6d40

SHA256
15e6b87a69e5f6dfd6282a27ba246ce9bf0c80ecf9fd0c760340392898a4e4a8

SHA512
3a57557f65f37409ebcda0b1875880d29ba7c0a499ba9d764643c55a79f0e68730776cbc3a3743c496697dc407f6aa2d3d1f7432db339496e98fa5eb033a0d42

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp16CD.tmp

Filesize
29KB

MD5
a0d80f79a91c37a7b27c33eb5c6dfe9f

SHA1
f921e13b66d6df62d0d4c51857d266ffcda04fe8

SHA256
b9391f32f2ed624dd3c778ec26141bf8ece89c3b9587ba754d43c7f97cf38182

SHA512
cd79a7eab5885c6fb390f26c70b09ce10f0531212483bc8d9bd3dc286779f684b1f564fa234e974aed3929377a7b5a3042662f482ca2c16e6465b788ee5348e6

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
352B

MD5
62577513165439c79670c1173e1040c9

SHA1
16aea5e9ebf98c606f51dc750d758655a0b80020

SHA256
c0c66de0408e92d2129a940aa86146d44fafa3b69008617e7ef7da12d4ead3f5

SHA512
fbfe4a28a62d9dee4a1e2c1c7d29f51d6ead5977657007e60bdc1077623ea0b542931cdb04299c16abe3da331a14e3f8e09d846880575d525e9329db8666c02e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2880-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-41-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2896-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads