mydoom | b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871

General

Target

b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
Size

29KB
MD5

6c45e67d4252af34e1b41587d4a18a00
SHA1

c3853dc578c5dd997ebe31b9cfa49292876762bf
SHA256

b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871
SHA512

2e42ce072ebcc75c2883aa1c6afcc7c305975f19f9276180f7fb3380d5a5521bb44e769e94b64b763d1f98a3d3a20bcaa22e519524f729871cec7dde0e085cd1
SSDEEP

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

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2880-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-43-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-66-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2880-73-0x0000000000500000-0x0000000000510200-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
2896	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"	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2880-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d70-7.dat	upx
behavioral1/memory/2896-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2896-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-43-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0012000000016d52-53.dat	upx
behavioral1/memory/2880-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-66-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2896-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
File opened for modification	C:\Windows\java.exe	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
File created	C:\Windows\java.exe	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.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	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2896	2880	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe	30
PID 2880 wrote to memory of 2896	2880	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe	30
PID 2880 wrote to memory of 2896	2880	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe	30
PID 2880 wrote to memory of 2896	2880	b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe	30

C:\Users\Admin\AppData\Local\Temp\b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.exe
"C:\Users\Admin\AppData\Local\Temp\b61ac6e8085f8d6ef4f714441c6ee25b9d23a956e488c31b2cb2100030061871N.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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6651.tmp

Filesize
29KB

MD5
9388ecaf3b125f7814eb0953b3f53343

SHA1
4c57069b565b18648a2a5391418d84862f3b42dc

SHA256
85d40f2586d8804a101a3af161a9dab5f5e645832a947044a6e560383e7a8b79

SHA512
90a01afd8c02427ce85a33d05f1f45fb112111fe514a9fd9bda2d76005f70ac90a43715475bb2cd409e6b1904de5e593dbeae6a6eb32cbaa91ef29cfa0fbf296

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

Filesize
352B

MD5
8578769865a4e44a77676a27ca568710

SHA1
373b27acba2bfe1b10f2cfaf98d62b2383bce85e

SHA256
7962005d482d81e5858ee59223de892ad5f8dffce41147bade73047b47955377

SHA512
345a6b5cdef0e7cbbf3bff98866d34ec95cc4adbcecf3e590ba8ba307c792cff6ecb96ebbb00c6f0de4bf0eec460ad69c07ad8789974ab698ffdf23bf44017d9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2880-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-43-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-66-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

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

Filesize
64KB

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

Filesize
32KB

Download
memory/2896-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

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

Filesize
32KB

Download
memory/2896-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads