mydoom | dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644

General

Target

dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe
Size

29KB
MD5

dc8ca3de3f3c37381c3fd617b175fee2
SHA1

fab50e6149e1fd9507c82807fe1d52fa33d56da7
SHA256

dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644
SHA512

83853d9ec6703a2861672d1bab73fe275f50a6f855bd1e92d1755454e58f923046ad0748c18a6a3022a0317df3dae1e5cc72200eca3e81d5f92e4649fcba02d1
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/u:AEwVs+0jNDY1qi/qm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/5076-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5076-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5076-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5076-144-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5076-160-0x0000000000500000-0x0000000000510200-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
4420	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"	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.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
behavioral2/memory/5076-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b89-4.dat	upx
behavioral2/memory/4420-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5076-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4420-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5076-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4420-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5076-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4420-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000021f51-50.dat	upx
behavioral2/memory/5076-144-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4420-145-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5076-160-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4420-161-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe
File created	C:\Windows\services.exe	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe
File opened for modification	C:\Windows\java.exe	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.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	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 4420	5076	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe	82
PID 5076 wrote to memory of 4420	5076	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe	82
PID 5076 wrote to memory of 4420	5076	dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe	82

C:\Users\Admin\AppData\Local\Temp\dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe
"C:\Users\Admin\AppData\Local\Temp\dfc8e4a6eed81d14cd5573dd106d794eb15fdbe64bfaf5c89713d71fcd843644.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5076
- 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:4420

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\Microsoft\Windows\INetCache\IE\H6N4U6J0\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD82B.tmp

Filesize
29KB

MD5
d4969acf3be57eb413793c1aa790fb99

SHA1
9b3d65a3ac5f9c4aca64f59a8aca66edcf5b0cbf

SHA256
e93dada22d32397306bd5b3bdd8f4f3af6b6ba4de23ebc98bdd63b8540b2a90c

SHA512
ed55d6b1b0cc6d98554a1b497f896a15d5e6014b3b004c1c35674cbde46de530fac30e90564435cf23fb6897b5895a0007d95cc7d4ff388c4c1a64c8b75c32e8

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

Filesize
352B

MD5
6d1c189b709fc0445ac876a05746edeb

SHA1
eb27559ca9016b2cb317473736491d8bde3d6006

SHA256
b826532f2cec535383f5028ca5d11f52a997051784409b6ad56edf42890c43c0

SHA512
062843f2e0c17b2da6ddfa565e3c5cec91986c5283700051f025eec46a0f302c3058d869f1c2320adfdd359c22b4d910bdac00ac73ade81769fb649221c32788

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

Filesize
352B

MD5
2073f23be0d40dd5371e417d10702274

SHA1
09b705e54c5dc4e62ddf7a827d5ee79572f577cd

SHA256
08b594c4853610a30be745eb0fa80c8cd567d5e8cc73c0c24478ce3e46289326

SHA512
ea79506e139c3eefbbccf1489ac8c8a710849f139f10e29e02d515807a079e2d2c01769d1af9c4becc8451f8adeaca21b974d09140ece351f8c0d6806e4a5e07

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4420-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-161-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-145-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5076-144-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5076-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5076-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5076-160-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5076-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5076-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads