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
behavioral2/memory/4176-0-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4176-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/files/0x0004000000000705-55.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
3892	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4176-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0009000000023c8b-4.dat	upx
behavioral2/memory/3892-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4176-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3892-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-55.dat	upx
behavioral2/memory/3892-124-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3892-163-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe
File created	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 3 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 3892	4176	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	82
PID 4176 wrote to memory of 3892	4176	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	82
PID 4176 wrote to memory of 3892	4176	JaffaCakes118_b890784ebfdd18663b64a296578c4ba3.exe	82

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:4176
- 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:3892

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2CA6.tmp

Filesize
64KB

MD5
6c8b0ea4c353eca2a7d940868ba01f9e

SHA1
1dcdd95aacec1c08aba4a0f173834648e1f0b868

SHA256
f4f4b13633b521287354d21642a6148636a36647ace5fc78d38026b1391891f5

SHA512
9b07b1d46e69775860d5f2a6c7fd8edcafd5d731f621293e7cc3631434e469836529f32b3347d7f772dc4c740244f06841d7bb3d0f6c309db768e5deeafcbcb2

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

Filesize
1KB

MD5
5493392549f3555c38b2d977fbe7b147

SHA1
5bb5067ab5f8f9d596ee7c729fb13017486eec0a

SHA256
b450476bca03cc47b361459a15a1bbd682eb2b0254a3d8c34ed9ec14fd0c6b1b

SHA512
07c8990f8cb34608774227ae95d0a3a341ffa096029db940348988b795f5fce9403d29859de03a40fa954e396589cb9a800a3b0bd0bd28bd30429c7979ad0890

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

Filesize
1KB

MD5
25ea195547545c1e69edb013b618d55a

SHA1
4ea86c07c282875a110e1ba5a4c905ff69f38279

SHA256
70cae84947cffd21be3a145abea78618d3c0dd6bb8288d5e43d31f2fb3cc9498

SHA512
011f336b8b020f1db5f99c6d2918c0259b0bd1dca10abd939a0690d1bcd7f516f44a1a6fae039ac0e2ad7d372f953cf7096f37a7ff7fc4d08ad431ae92f27bc5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3892-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-124-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-163-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3892-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4176-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4176-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads