mydoom | e45fa084ac06a8baf52d3074e4ff9fe3933975719dda23a9f4dcc53fa593f00e

General

Target

fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
Size

28KB
MD5

fc02c43f26875c28530564579e85a0ae
SHA1

740491b3292f67b3a239caec453de3f639b92094
SHA256

e45fa084ac06a8baf52d3074e4ff9fe3933975719dda23a9f4dcc53fa593f00e
SHA512

571313695a64e1c275c2715ef6b54581996fca82043d93e2de742e3b2fbaa9fd2790994edc1dec3b8ece6496c2f25f91f8c309861ebf8eea7c52c02d9c039fa2
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNv3Z8:Dv8IRRdsxq1DjJcqfU+

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2092-2-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2092-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2092-60-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2092-81-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2092-85-0x0000000000500000-0x0000000000510000-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
1376	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"	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1376-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016645-9.dat	upx
behavioral1/memory/2092-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2092-2-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2092-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1376-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2092-60-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1376-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1376-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0036000000016334-76.dat	upx
behavioral1/memory/2092-81-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1376-82-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2092-85-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1376-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
File created	C:\Windows\java.exe	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.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	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 1376	2092	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe	30
PID 2092 wrote to memory of 1376	2092	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe	30
PID 2092 wrote to memory of 1376	2092	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe	30
PID 2092 wrote to memory of 1376	2092	fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc02c43f26875c28530564579e85a0ae_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- 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:1376

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp64A.tmp

Filesize
28KB

MD5
ad47464302690d91f81136aa81936362

SHA1
41a692b21b071ccf023eebc54114ebbf71a51191

SHA256
ba827f794cc17b650371472cde95bd10a26dfce8d0b31a52d0f1ffc267806a11

SHA512
5e0fc40eb0e25705ccb83e8f858ab4745446e1cb623599e771e90a16c3acb0e37942b2e4961a06213aa806c6efb090e24b0fd48aec0e552b642d3a8e2d5c1049

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

Filesize
1KB

MD5
1693e2e0ff1be8b0e919174e80a0dae2

SHA1
269c862439890a66a27aceacf3c569c70559eab5

SHA256
e4c11f03a91775286c01b0b60cedfbca7b6aea8a67c84b821a264f30a5c44851

SHA512
2e69d2fbe74c76048432ea86406732bf70a68a43f5c557f6fbd23bb397aa2f827a36289afea6c2fdd695334ecc449831e6679c111a0630793710bf1e1984acbb

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1376-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-82-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1376-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2092-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2092-60-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2092-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2092-81-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2092-2-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2092-85-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2092-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads