mydoom | 4b0b16b2e5697424529d63103b45fe77f165d5c331ee074050ba98e0e080b4f2

General

Target

JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
Size

64KB
MD5

b890784ebfdd18663b64a296578c4ba3
SHA1

660b38ed9dfdff5f68d24ffd19c93133cef7f2a7
SHA256

4b0b16b2e5697424529d63103b45fe77f165d5c331ee074050ba98e0e080b4f2
SHA512

7dc7b80773b2a29a28b89b27d1b75263c250c712f930ef4224e6f0456e06f3bf681c7b0911f93431b04a6252b45ac077819acdcae56d4a7043b9edab46c59f16
SSDEEP

768:Y/q9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfzze8fD:Y/qk/Zdic/qjh8MJDH++vCG3

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2516-0-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2516-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/files/0x0005000000004ed7-51.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
2684	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_b890784ebfdd18663b64a296578c4ba3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2516-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016c81-7.dat	upx
behavioral1/memory/2684-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2684-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-51.dat	upx
behavioral1/memory/2684-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-59-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2684-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
File created	C:\Windows\services.exe	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.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_b890784ebfdd18663b64a296578c4ba3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2684	2516	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	30
PID 2516 wrote to memory of 2684	2516	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	30
PID 2516 wrote to memory of 2684	2516	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	30
PID 2516 wrote to memory of 2684	2516	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2516
- 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:2684

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\tmpDCDA.tmp

Filesize
64KB

MD5
c0ff6f27c579adae451c404faa641082

SHA1
acf15983560a411f9668c759f2ee0dd7dec73988

SHA256
cb0a42290f3956aa4aab2374ae061f70695c473d418956178447b7821062318d

SHA512
569c160d638387db43a06948f4b92cd5d74b22c52358b21c36d1438e8961173d28a9253942463d0d6939600596c20c8e4e8237c79a52026dcee328cb845d561b

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

Filesize
1KB

MD5
ed8ab19af67d3706e7df3d11a73f206c

SHA1
7aeb166fd417c1016c1c75231b6636281c42a2ef

SHA256
75639912fdb2cba5e9b0c701b490b2c690d9e65adeb435a87ef49ededb64c5a9

SHA512
c02e04f2b5f0a3dd24c6434ac169dc6221faa5ef0d52381b09a7a01ab3a68f28890b8251f8e11c0ecad95dc8d3813779a4958f2a0164876a9c3140fb96f94fca

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2516-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2516-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2516-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2516-17-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2684-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-59-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2684-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads