mydoom | 767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7

General

Target

767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe
Size

29KB
MD5

1ee2b74ad69cba0c2058f8b06ec88430
SHA1

3405fb73c176b8c94e354c530db14d26de253641
SHA256

767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7
SHA512

2207725f79f7ede926860c1058f365fd3ad2a76743ddd42c12046e000b5e412e67fed6634f6bc30822fc14ee89c66897407521c32a769490a19a8330f7b76a99
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/q:AEwVs+0jNDY1qi/qS

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2712-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2712-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2712-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2712-69-0x0000000000500000-0x0000000000510200-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
2184	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"	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.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
behavioral1/memory/2712-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2712-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000018bdd-7.dat	upx
behavioral1/memory/2184-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2184-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2184-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2184-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x003600000001875f-58.dat	upx
behavioral1/memory/2712-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2184-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2184-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe
File created	C:\Windows\services.exe	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe
File opened for modification	C:\Windows\java.exe	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.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	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2184	2712	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe	31
PID 2712 wrote to memory of 2184	2712	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe	31
PID 2712 wrote to memory of 2184	2712	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe	31
PID 2712 wrote to memory of 2184	2712	767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe	31

C:\Users\Admin\AppData\Local\Temp\767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe
"C:\Users\Admin\AppData\Local\Temp\767b73b7737c9433bd0e36bd309c4149935be0d48aebf47d9c2ac122ef5136f7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712
- 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:2184

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\tmp63E1.tmp

Filesize
29KB

MD5
ca80485c4c24da963e86fdcef772acfd

SHA1
e76afa0ee89086873f93c41c203b6b50f82ddbf0

SHA256
86c61e019896fb30b4314ffbfb71551ea780f5c90ce5fda83c5d2f3531a7468b

SHA512
7e1b3059b160e94adc7837118c0155b197097e4897dbe301b05b4ead0e3b1c044b66f4f98f8a87045f9ad29460cc487777eaa5448711b8b55634bc1f1c0e0f5e

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

Filesize
320B

MD5
79a5a91972fd6be69aca6d80e69ba544

SHA1
7f1e921f55ecdfb37f86223d1db5477668fe4dc8

SHA256
17317b204679edb881cb6e6edd607d99b67ffa66219e48116277f7f25eb2b943

SHA512
ba04b2858c76a1c5c665f5f5122ad9277cac971fe1d7731958438ce6f83a777af5552be7aa0393ed9796a8322b1cb50dd7788fbbd14b2b13949fbb0a35741743

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2184-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2184-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2712-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2712-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2712-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2712-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2712-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2712-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads