mydoom | 742003393c83f954466b0b77a5de105e7d2821cea5cb958fd3cc92f347af067c

General

Target

JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe
Size

28KB
MD5

61add7b5d18514727caaa38c7052959a
SHA1

5b7839fd865ddb49baaf9be65a9fc6a5572a7250
SHA256

742003393c83f954466b0b77a5de105e7d2821cea5cb958fd3cc92f347af067c
SHA512

f1d2b3cc9459e53d5a2516d4fe38aae90b30fbab09c97a1e5a422f080b5cdd80648fe5baa65f588cfc6c1e81ce4c6da99e1df55902a1219a4437ed70b57f2a06
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNXWrG:Dv8IRRdsxq1DjJcqfwKG

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2720-15-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2720-64-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2720-83-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2720-87-0x0000000000500000-0x0000000000510000-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
2844	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_61add7b5d18514727caaa38c7052959a.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/2720-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2720-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000015d75-7.dat	upx
behavioral1/memory/2720-15-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2844-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-64-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0008000000015e47-75.dat	upx
behavioral1/memory/2844-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-83-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2720-87-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2844-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe
File created	C:\Windows\java.exe	JaffaCakes118_61add7b5d18514727caaa38c7052959a.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_61add7b5d18514727caaa38c7052959a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2844	2720	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe	30
PID 2720 wrote to memory of 2844	2720	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe	30
PID 2720 wrote to memory of 2844	2720	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe	30
PID 2720 wrote to memory of 2844	2720	JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61add7b5d18514727caaa38c7052959a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- 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:2844

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\tmp58CC.tmp

Filesize
28KB

MD5
d32942f92f63f3bb6e404f1efe0896c3

SHA1
372a307479a2a19c117dd8891152a276ab012e80

SHA256
78d783906a24847903ab09ec306cbf541429ebc5f2b88b54cef66cf635d4ab3f

SHA512
a435c8ad94c5ab8591631b6c270308a1ae99c3a2df929f8e50d78aba745633bf5b521ca4b1d8db92de21e59887be221299802db8f0d545bc9020fbfd160a1dd2

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

Filesize
1KB

MD5
dea7dabcb84dce1b91cb6b576b8b39c0

SHA1
9f622def282693690b81d53be8f1441de0386048

SHA256
6d26d2e046e15b60b996ef40a6b14edd07f4b8d8278c823a91f9056796767835

SHA512
8e55b970a829ec1ef96a8c748dde867092ecec81403b1ac5d10c35d75249146ae162666f72172ed2933ef6f9c79f1b256716d3582f4a78ab668aee41934d372d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2720-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2720-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2720-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2720-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2720-87-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2720-83-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2720-64-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2844-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads