mydoom | 3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81

General

Target

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe
Size

29KB
MD5

4f0ce7717c67df9d448ef89f9b1a1705
SHA1

ae5209bffe8447883fdde382643aa41c8f3ebc43
SHA256

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81
SHA512

7a947f579057ce550ca73172a6988ed0bc2c91a452c7041bf7af3e31ae87bac9101daf69561a635f23330911058d3ff6de92599f064d1796c3b6c9b52af1b1d1
SSDEEP

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

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2384-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2384-76-0x0000000000500000-0x0000000000510200-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

1892 services.exe

pid	process
1892	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.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

Processes:

resource	yara_rule
behavioral1/memory/2384-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2384-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/1892-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1892-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1892-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1892-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1892-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp3C95.tmp	upx
behavioral1/memory/2384-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1892-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe

description	ioc	process
File created	C:\Windows\services.exe	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe
File opened for modification	C:\Windows\java.exe	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe
File created	C:\Windows\java.exe	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.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:

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe

description	pid	process	target process
PID 2384 wrote to memory of 1892	2384	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe	services.exe
PID 2384 wrote to memory of 1892	2384	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe	services.exe
PID 2384 wrote to memory of 1892	2384	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe	services.exe
PID 2384 wrote to memory of 1892	2384	3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe
"C:\Users\Admin\AppData\Local\Temp\3d747955401f817c3903159ad74d8a667208f879f2c9cc90976e83f22e655f81.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384
- 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:1892

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\Temp\tmp3C95.tmp

Filesize
29KB

MD5
024369462a57333573de99a0c3c49d8e

SHA1
67f82462cddbfea32a253422a7618c69206e6265

SHA256
2736dcdcc64b4cad9d7877706723eca0dead4f439d87d2d1443a1f3a2bdb8ade

SHA512
26f142480bbd98cdcf8ae22e8d3cd46a98d7fb581a7df85abb5de2ca4a25ac68499795e7f2cfd9db5a4fea6af18c68b179d93eaf085239056d8ddfc41f633826

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

Filesize
370B

MD5
80e21b69c791997aaad3f5d624220719

SHA1
08a2efd513006cd937a8feff01a9c90b76d0a802

SHA256
21cc357ae06ae4caa0a6754f7fb0045f9458a4cbb8f91145f796c63dd6be2554

SHA512
a552405f1f8ed290d40f362475cb1c026ae06a5c9c809618fd8499ff0917ff6b213aa0110066efd62636298a6869142f15feafbb23222cbe7950f616f9ca1e32

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

Filesize
320B

MD5
f787a771bab474006206f130ef6d660e

SHA1
aea617b86da616bb969772b9d007f70e0201e640

SHA256
e289fb780610d1dec082d429a4a688a276e42a02e143c23599a807fd36f55228

SHA512
2379b60316f977151f2c67085ba62c2db286f6ea2fd1e5e0024c6a9c379168051ad24eb33f3a2db89d5ffe23ce1176fef139eb94da2cfb25500ed6ed2807c6d1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1892-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1892-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2384-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads