mydoom | 436938855e567020b177e7f6b769741f08f5b1009e3083440d4e570635656bb7

General

Target

ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe
Size

28KB
MD5

ec81ef0776487a18d12e8a582044f89e
SHA1

334ca31004851b5a812ab92eb8d1e64f47b1a748
SHA256

436938855e567020b177e7f6b769741f08f5b1009e3083440d4e570635656bb7
SHA512

7c7b4fa491d76d60ae22dd7eb75bb216f39753181061ee8b2769526fe83f7be45e58147c59f0bc9a437340b05e1f74bbc61b1d7eddb28f60c55fef8102e3f1de
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNh6VP:Dv8IRRdsxq1DjJcqfMK

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2936-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2936-59-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2936-86-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2936-90-0x0000000000500000-0x0000000000510000-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
2996	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"	ec81ef0776487a18d12e8a582044f89e_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/2936-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2936-3-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016d4f-9.dat	upx
behavioral1/memory/2996-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2996-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-59-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2996-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016dd0-75.dat	upx
behavioral1/memory/2936-86-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2996-87-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2996-91-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-90-0x0000000000500000-0x0000000000510000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe
File created	C:\Windows\java.exe	ec81ef0776487a18d12e8a582044f89e_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	ec81ef0776487a18d12e8a582044f89e_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 2936 wrote to memory of 2996	2936	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2996	2936	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2996	2936	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2996	2936	ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\ec81ef0776487a18d12e8a582044f89e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec81ef0776487a18d12e8a582044f89e_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:2936
- 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:2996

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\tmpAD51.tmp

Filesize
28KB

MD5
2712f9fc7b90168d54cd3c15b812906d

SHA1
a78c73e792953629cbccdb497e6656333646e3ae

SHA256
5e74e0f62dd6c71624039f31efd34687898ed7f34edfd4335e3000a57a2eca25

SHA512
575d22c5cf2a622614019c630c5bd008d002bbff126b85bccdf2d885b0cc0d393333742857bdeae49e75425550fc1e813ca2999e3af4ae01084456557224b95d

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

Filesize
1KB

MD5
2d8c3bca424432f55d37c0074e17968e

SHA1
c6e9ebcce36509385290766329bb1146bac9afd9

SHA256
4ccf17d13d49f3e3712b3468d0840bfcef1d1b530c9ed30f051fc9e12310c01e

SHA512
2e76931f13f889bc5709984660736dee4fd75972ce423bc7aeec1042581c1f0f538471b24d410e81f3b6a768cd17a382d679b9b9797a14fee6d2c90568a5e5c7

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2936-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2936-3-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2936-90-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2936-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2936-86-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2936-59-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2996-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-87-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-91-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2996-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads