mydoom | ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82

General

Target

ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe
Size

29KB
MD5

52976c0527d3f27208973620b002b860
SHA1

97a6e33fb945cb061b2d9838ce97644149775ae7
SHA256

ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82
SHA512

4be647c18cd3ea0aa8a99888dc2def62d0c3032d36610fdb8b37cb391130602094b658bfd7e30a207989901f87ff92cb0f288fb4b57023692f0621193b9fc58b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ThhQ:AEwVs+0jNDY1qi/qVm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/2076-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-35-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-58-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-63-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2076-75-0x0000000000500000-0x0000000000510200-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
2784	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"	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2076-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2076-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0007000000019261-7.dat	upx
behavioral1/memory/2076-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2784-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2784-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2784-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2784-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2076-35-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002f000000019203-46.dat	upx
behavioral1/memory/2076-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2076-58-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-59-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2076-63-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-64-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2784-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2076-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2076-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2784-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe
File opened for modification	C:\Windows\java.exe	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe
File created	C:\Windows\java.exe	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.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	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2784	2076	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe	30
PID 2076 wrote to memory of 2784	2076	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe	30
PID 2076 wrote to memory of 2784	2076	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe	30
PID 2076 wrote to memory of 2784	2076	ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe	30

C:\Users\Admin\AppData\Local\Temp\ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe
"C:\Users\Admin\AppData\Local\Temp\ac73b963515af929c6681ca3ca886bff741c4acf94262d55fe24ab9eaa3d2c82N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076
- 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:2784

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\tmp1019.tmp

Filesize
29KB

MD5
f4d61d9cc6a0519b6776d3698459d706

SHA1
381cfc90dfe67583250a488aeb58f50712e7df27

SHA256
29f34cbda7c4baf3c19b9ead09718eb2a9bf3c4836c9aad3ff95c22305d2128e

SHA512
d83a56cb8cb6eef19a4f8ae4b8e0f89208609f9ee7fcb52806ece71c0913d160af6952d2ff1bd64596fc14c2fc98fe1705880803c01572033632ab330a451bbc

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

Filesize
320B

MD5
bcc4de9da876c4bf4b9237f828fd0055

SHA1
ceab9a098abd2bf27d4f7a08295d367a262477e0

SHA256
6665ea344eb2258a48a03c8e77aa5206df861add4155b96de426cd6011060de9

SHA512
a3957a936e61f50386ec48fd09c596f98060172cfd890e458cb3666dce66ad3ac268d70f609dfa6bf3f41acd05bcdeef5cc6eb2684c6f6561b596378fa690473

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2076-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2076-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-63-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-58-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-35-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2076-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-59-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-64-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2784-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads