mydoom | a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45e

General

Target

a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Size

28KB
MD5

c4eb15dcb7c1da64da35f7659d6d4030
SHA1

1e45946ffe213a4ad9d05218141447a45038a566
SHA256

a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45e
SHA512

ac22ed6d72b066f74efc3b7fed7a165eac18c5fce080bdea7b7c60fba0a8dad8d8fbe4c1c6779d1f2d9aed0a6a9bb019f5107bcc27a5528cb5b3a2d8ecb85848
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNDYM:Dv8IRRdsxq1DjJcqfiT

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4420-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4420-51-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4420-56-0x0000000000500000-0x0000000000510000-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
4352	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"	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4420-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0008000000023cb0-4.dat	upx
behavioral2/memory/4352-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4352-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4352-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-51-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4352-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-56-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4352-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
File opened for modification	C:\Windows\java.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
File created	C:\Windows\java.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.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	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4352	4420	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	83
PID 4420 wrote to memory of 4352	4420	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	83
PID 4420 wrote to memory of 4352	4420	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	83

C:\Users\Admin\AppData\Local\Temp\a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
"C:\Users\Admin\AppData\Local\Temp\a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4420
- 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:4352

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\O4PTG2YB\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6AA7.tmp

Filesize
28KB

MD5
3d671609e30e340f490be876aa9f70f4

SHA1
8afc8fcc31461680a027f65f0072e8cef9be25d6

SHA256
7cb3e75339afc52478080ac27ff705b68b51cbb96ee27cb11c65e8bac46e68a2

SHA512
99956ddbac273a1ac9de3140928f1cf176cd8049c2d33363b64f74126ceafb50956d5304133fc6a2e4dc64df9eda69f7b1abcdca62dac0073957321ec7813e57

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

Filesize
1KB

MD5
bb5a9beeea466cd7fb9a2b91bfc37b01

SHA1
5bf4c27c659fca718978fb77c8fcf802352c15ef

SHA256
b8482052d26e62970e67fd1da0995df8a0798b77e5f14a00108f0a0cd0386b99

SHA512
d968a43d17d7ffdb86e2e4dfc8cf7b72cf7dbcaf6001c6014c9e98e878672f852878fc6b31c6e16b4f1aab1ed7171617173dcb8528fb413970b435b204e583f9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4352-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4352-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4420-56-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4420-51-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4420-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4420-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads