mydoom | a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391

General

Target

a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe
Size

29KB
MD5

7bd7b2734e864b04dc870a64b80ece95
SHA1

c1c1447ce1e93e8aa1b3ecae7a2823e345c8e8da
SHA256

a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391
SHA512

6fea4b0ddeffa3dafbf44f5a8c332f2e28a01406e0aa351e92c237f999da0a160f66fc81d7f27fd679a9ebc7fa232ac2b95c6a9598d8c79f4ffd9614b225c002
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ahP:AEwVs+0jNDY1qi/qSd

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3580-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3580-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3580-56-0x0000000000500000-0x0000000000510200-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
4388	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"	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.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/3580-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b76-4.dat	upx
behavioral2/memory/4388-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3580-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4388-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4388-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3580-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4388-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3580-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4388-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe
File opened for modification	C:\Windows\java.exe	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe
File created	C:\Windows\java.exe	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.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	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3580 wrote to memory of 4388	3580	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe	85
PID 3580 wrote to memory of 4388	3580	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe	85
PID 3580 wrote to memory of 4388	3580	a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe	85

C:\Users\Admin\AppData\Local\Temp\a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe
"C:\Users\Admin\AppData\Local\Temp\a197e491d5f8b9b95f72153a0522b3dc15accc0fccc022d1dc0cc9f750a98391.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3580
- 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:4388

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\H4VCA4X1\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3E2A.tmp

Filesize
29KB

MD5
6dabd5a663b660ed8de9b1924b9be01c

SHA1
70c440b6fb30911d9761a50ec7c231f825889733

SHA256
95886ed2d3576bcf6abc89d93cdab28b4f3d639b4ed8df13b5ccb7dc13bbb9fa

SHA512
d608f06fca8eecbc152194d757bc88bf3581f8a879d49c039f4c20f7caf5142c95f825ba0356881e6861dce6afa7919a3035f312091c1d45a771792e1c66acd9

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

Filesize
320B

MD5
de56994fe6912401451b23c6f568088f

SHA1
d43d43b5606d2c71f19df82ebba2e45fac86ba21

SHA256
1e365507bc15e1b8b457d9893f207f7c66208553a8e1ff4b07104d11d88753d1

SHA512
381c19565cd44186f3cadb1de3061fbc81a38d90b47f4069762f8159d3b45adced28538731006ca2c0ed9f33d33de0ef34314140c4cdcc9ced2059c0cd52b902

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3580-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3580-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3580-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3580-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4388-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4388-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads