mydoom | 915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afde

General

Target

915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe
Size

29KB
MD5

d5b87bb1c15e7dff83adc50b07b9b400
SHA1

cf4c9a35912f7fcca493045dff2e4957bd4b95d4
SHA256

915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afde
SHA512

90e9cd6c39f83f20649a6b00d935ce25eac08ed335583bda98f4c2d3144f0afeb7a0b7a7245a3ce1666fb6090f70ddb9de51b6839c9c0fe5e4a413b735465b29
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ah3:AEwVs+0jNDY1qi/qSV

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/3112-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3112-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3112-106-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3112-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3112-147-0x0000000000500000-0x0000000000510200-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
4792	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"	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.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/3112-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023cb8-4.dat	upx
behavioral2/memory/4792-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3112-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3112-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000d0000000219e5-56.dat	upx
behavioral2/memory/3112-106-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-107-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3112-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3112-147-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-148-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe
File opened for modification	C:\Windows\java.exe	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe
File created	C:\Windows\java.exe	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.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	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3112 wrote to memory of 4792	3112	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe	83
PID 3112 wrote to memory of 4792	3112	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe	83
PID 3112 wrote to memory of 4792	3112	915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe	83

C:\Users\Admin\AppData\Local\Temp\915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe
"C:\Users\Admin\AppData\Local\Temp\915b3d3c8b1350511bcc4f77470862acabe65a69b0a8c8db63ca9abc53d2afdeN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3112
- 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:4792

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\FMGLWGAG\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDB0C.tmp

Filesize
29KB

MD5
89b63e583b06d7477652d719368ee42c

SHA1
e1ab1a0369a1daab21ce9a586063ddfa0df3ebd1

SHA256
b81d6ca03783e0435c6eee91b525643142ffc7e6f536fab4bc14a05644e03529

SHA512
5bbf9e5f843006e3ecb41082667d427cc98d379fed779251b9309ee48386f641e0b69b23b68815ba698947c7d0a5caafa51b094afab255cf9241e210796f7fbb

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

Filesize
320B

MD5
4f32658dfd62d60aa4392289207c649a

SHA1
27ab4218b0a7e4201d279e185253abf07c9d2ceb

SHA256
82831d83fc80db4d9deaaaee3a6ba9981aa6e83fd95d4a976df157f73d38c91c

SHA512
d8d68ea69723e97bacbdb11d8f7116523404c960ac248a66711eb12048c7e1235cb1122fc277ae7ee115e1d2688aa78f6d7cef5536cf8efb6e6ee9e360ac5983

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3112-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3112-147-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3112-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3112-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3112-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3112-106-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4792-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-107-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-148-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads