mydoom | 5820b888f00cdbaa1da440154ab05fe303c72a71b6a1ab54b76186625a0fc327

General

Target

JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
Size

28KB
MD5

635826c17b52d8ce587e3c7eca527310
SHA1

557ad306735824b49a823f010717ef65d9f5e339
SHA256

5820b888f00cdbaa1da440154ab05fe303c72a71b6a1ab54b76186625a0fc327
SHA512

4b90b7bc45a869b89e3348e46e209ad32eefbbff307ac08e91ffd2505f4908e0fdf96d05294e881c2ffedc20f17141add256aa278c0adeab405421760d56fe2d
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNc+qhOZ:Dv8IRRdsxq1DjJcqfVOZ

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2644-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2644-61-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2644-82-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2644-86-0x0000000000500000-0x0000000000510000-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
2412	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"	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2644-3-0x0000000000230000-0x0000000000238000-memory.dmp	upx
behavioral1/memory/2644-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2644-9-0x0000000000230000-0x0000000000238000-memory.dmp	upx
behavioral1/files/0x0008000000015d59-7.dat	upx
behavioral1/memory/2412-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2644-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2412-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2644-61-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2412-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000015ec4-77.dat	upx
behavioral1/memory/2644-82-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2412-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2644-86-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2412-87-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
File created	C:\Windows\java.exe	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.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	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2412	2644	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe	30
PID 2644 wrote to memory of 2412	2644	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe	30
PID 2644 wrote to memory of 2412	2644	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe	30
PID 2644 wrote to memory of 2412	2644	JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_635826c17b52d8ce587e3c7eca527310.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- 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:2412

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\tmp938B.tmp

Filesize
28KB

MD5
405a0c21840201fe8d132b025e10f86e

SHA1
208bc45b0f2fb303401441ec731b6e5b35fcc822

SHA256
65898124b9166f527f9e2c3482609c09023f3370dfc5edc03cc9ec5d05dc7068

SHA512
f27858c9b88eab7eedc8d648e147aaefb4cbcdb5b2dbed15641b9cbf66d28a252a8681611d390435c00a424205d49478a66a43466dcfd1faf77d65caf9afdc10

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

Filesize
1KB

MD5
9ee9aed6c75f7577db4b1f1ac6e367ac

SHA1
0db2e3e50f422f1c7107bf8ef968ee163bc50085

SHA256
264ea7b20a8b0745365113c6336b8581965618c94548895b5f48578a764d8802

SHA512
baa1ee50e308451044e9ee2df04f2e22b6c4ae3730465d1b5afefb124a104ccb19a37bc3656e5fdc0f55314b3a005c6ea3e062ae9f4600785794bbbd4c0cced7

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2412-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-87-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2644-61-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2644-3-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2644-9-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2644-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2644-82-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2644-18-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2644-86-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2644-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads