mydoom | 9b667664dd69ff78bed0082cacddfa5a667c16f024179bf437731a5ef8e77985

General

Target

JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe
Size

40KB
MD5

613453a48c317f116bfa6c40fc8df229
SHA1

94c0d1761f57d4ea91ca4ce075dd77d2b4abd5ab
SHA256

9b667664dd69ff78bed0082cacddfa5a667c16f024179bf437731a5ef8e77985
SHA512

1fc7251212baa8a5e67c2561ed2b21c5868dcb7e59491b88052bc1a1359de6e2ff49790da47a532c2a399466bf9d865eb231190331568400c82456d203d9d29e
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtH5e0:aqk/Zdic/qjh8w19JDH5B

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/1756-0-0x0000000000500000-0x000000000050D000-memory.dmp	family_mydoom
behavioral1/memory/1756-9-0x0000000000400000-0x0000000000408000-memory.dmp	family_mydoom
behavioral1/files/0x0004000000004ed7-54.dat	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
536	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_613453a48c317f116bfa6c40fc8df229.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/memory/536-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000018c34-8.dat	upx
behavioral1/memory/536-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/536-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe
File created	C:\Windows\java.exe	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.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_613453a48c317f116bfa6c40fc8df229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 536	1756	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe	31
PID 1756 wrote to memory of 536	1756	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe	31
PID 1756 wrote to memory of 536	1756	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe	31
PID 1756 wrote to memory of 536	1756	JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_613453a48c317f116bfa6c40fc8df229.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1756
- 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:536

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\tmp6FC3.tmp

Filesize
40KB

MD5
83025d8d1ef62a628aed1346bde7933b

SHA1
dffdfebe85214d4d31706b68b5ca076d4b9661e2

SHA256
204f22d3e3735145604fa7eacb5d16c6db3c5677f4148abf4e545def11e6b742

SHA512
902672e14d52aa19f365e7d0694b1609df4214ca8e8c5b919fbb881b4c9db77f3d7da137a6c0c697f0024096370c7fabb0fc4bbcea83ac5d6378a3ee9d016066

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

Filesize
1KB

MD5
439334be677aa38f9215b6a1fdcee1ee

SHA1
99c36f8172ec5d8fcfd9d3fddda054c0aaee46b3

SHA256
66d17a714217bcfd70fc3a1cdc064df71f3232fdadcdaffb393a6a3b0021afc2

SHA512
20e269f9c22fc93a8af36eb6406da3b77ec765823442efb134ea08bad48f3f7c27173a6b494b48204ce6bf4acb6701b30467c5a6d4fd626bfe660a09412bb34b

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/536-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/536-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1756-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1756-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1756-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1756-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads