mydoom | 24549252ed0a726a79b0e75fa02e3e61e13c189b085d2f87dc606ceed95062ac

General

Target

JaffaCakes118_6395686fecfd8d08713842e86267db50.exe
Size

28KB
MD5

6395686fecfd8d08713842e86267db50
SHA1

971e7824d2c5498f03f59cd69d60fbac4c8ab9a1
SHA256

24549252ed0a726a79b0e75fa02e3e61e13c189b085d2f87dc606ceed95062ac
SHA512

b9d3322e910b009ecabef979da45eb6a3aa0764eb663ea19205faca1378418974f97b379d91ffc98d9518d72a5e83ad1eaca1809108e6204adcc2f177657102f
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN0zhKGfp:Dv8IRRdsxq1DjJcqfJzz

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/764-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/764-53-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/764-69-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/764-78-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/764-85-0x0000000000500000-0x0000000000510000-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
2120	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_6395686fecfd8d08713842e86267db50.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/764-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/764-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0007000000019423-7.dat	upx
behavioral1/memory/2120-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/764-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2120-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/764-53-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2120-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002f00000001936b-64.dat	upx
behavioral1/memory/764-69-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2120-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/764-78-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2120-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/764-85-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2120-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe
File created	C:\Windows\java.exe	JaffaCakes118_6395686fecfd8d08713842e86267db50.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2120	764	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe	31
PID 764 wrote to memory of 2120	764	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe	31
PID 764 wrote to memory of 2120	764	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe	31
PID 764 wrote to memory of 2120	764	JaffaCakes118_6395686fecfd8d08713842e86267db50.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6395686fecfd8d08713842e86267db50.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6395686fecfd8d08713842e86267db50.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:764
- 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:2120

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\tmp6C8B.tmp

Filesize
28KB

MD5
16c144d01fd424d44639faf1bb40c60c

SHA1
f55e08a27acfb34ec2c8481c6fe144fdbcf34e24

SHA256
81a776e7a2dbc15d999ba8d7c0e3fcc1654b42b719c0b4152e0e195761db7c4b

SHA512
941fd5c37bdf5debbd9cea59bd154438c67d2a64317dbc805ac38818ac3d1496b9f5ca8b40cfca5c4954c78cb9b1635bb21ad132fef9ef3b54730a65919319e5

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

Filesize
1KB

MD5
2308ef4af19da38ac42b962cb0939c2d

SHA1
44754fc516a941e2914b6e6007bcbd0fac91718e

SHA256
57aae37df74d5db5d1d4612bedfd8141c7f3bed77e80ff49f13c1fa71f441c0b

SHA512
29c5204a8076864185efaa33ce7b50a6d8ebe387e329291ea6bace5d05482b3dbc4de5269a9bce3f7859c80826c8fae7dd1631288abd1c7b9bf3b0ec2247e83f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/764-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/764-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/764-85-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/764-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/764-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/764-78-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/764-69-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/764-53-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2120-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2120-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads