mydoom | c1bdcb01ef85bd63de3baa81122f6512374a72f785026c91c6d2ee7efa4f5c01

General

Target

f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe
Size

28KB
MD5

f6ddef82e88edb7bc6891620d5036e58
SHA1

3229fb205011fa1ecb1f1e75681b33855b39f2f8
SHA256

c1bdcb01ef85bd63de3baa81122f6512374a72f785026c91c6d2ee7efa4f5c01
SHA512

43d093d8801d651d7aff477cfdf4a313e3d47aa345ef63d070b406c427479b559fc7e475018ed4c997d150eed4139f6170dcc9ffcf07d07bf3aabd208317bb91
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNSj54MpnVu:Dv8IRRdsxq1DjJcqfdeoVu

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2412-7-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2412-61-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2412-85-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2412-89-0x0000000000500000-0x0000000000510000-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
1720	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"	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016875-5.dat	upx
behavioral1/memory/1720-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-7-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1720-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-61-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1720-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1720-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016cd7-77.dat	upx
behavioral1/memory/2412-85-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1720-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2412-89-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1720-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe
File created	C:\Windows\java.exe	f6ddef82e88edb7bc6891620d5036e58_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	f6ddef82e88edb7bc6891620d5036e58_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 2412 wrote to memory of 1720	2412	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe	30
PID 2412 wrote to memory of 1720	2412	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe	30
PID 2412 wrote to memory of 1720	2412	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe	30
PID 2412 wrote to memory of 1720	2412	f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f6ddef82e88edb7bc6891620d5036e58_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6ddef82e88edb7bc6891620d5036e58_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:2412
- 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:1720

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\tmpA4F8.tmp

Filesize
28KB

MD5
1129e4b0050baf7905f5146040f94202

SHA1
063476c743c0190c82c8245b7a1800d7ede9083e

SHA256
7de08911dbe729b0f40522d6c3327ab3f17b55e0e9bd93f9a93081e74df110c1

SHA512
ab8999fe21d811d6f3fb17879f2ffd4b9278b4fad18ddc6469b258d8c6448a04b9801da75e12fb349cb61a4d4400177c00a36a02e045213e2417b35f5740d05b

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

Filesize
1KB

MD5
f6ad6ad59fc84daf34bffe318cb08282

SHA1
76d553cbe50b4c72d8a4709cff161f50df114cfe

SHA256
f5218d8c67f1a8340208584e2114fc62e25df2373ae35cde8a006ebd26ded079

SHA512
f9ca9218e9ef2446b79938301ac447f38fbf5824c322a868cae02e9b891b93586099bdf49a46d0fb325b9ed78526f6ba494111436f7afb4d7ab52baa972bf33d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1720-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1720-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-61-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2412-8-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-7-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2412-85-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2412-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-89-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2412-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads