mydoom | 42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088

General

Target

42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
Size

29KB
MD5

6f4100f7817c60f8c14395c8e26c3a30
SHA1

319ad00cdbbef935b61138821f61088d968a76f5
SHA256

42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088
SHA512

1a50aaec077d4e714aa8461f08a9d75ee7c502d919902f9e38e62d613d32280f9a35b2f2039b6ceb73d05801cb6c766381b4f7784cb10f2541fac7bc3d71f3e0
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ohX:AEwVs+0jNDY1qi/qg1

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2012-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2012-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2012-69-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2012-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2012-75-0x0000000000500000-0x0000000000510200-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
2972	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"	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2012-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2012-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000019234-10.dat	upx
behavioral1/memory/2972-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2012-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2012-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0006000000004ed7-61.dat	upx
behavioral1/memory/2972-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2012-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2012-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2012-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
File opened for modification	C:\Windows\java.exe	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
File created	C:\Windows\java.exe	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.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	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2972	2012	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe	30
PID 2012 wrote to memory of 2972	2012	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe	30
PID 2012 wrote to memory of 2972	2012	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe	30
PID 2012 wrote to memory of 2972	2012	42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe	30

C:\Users\Admin\AppData\Local\Temp\42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe
"C:\Users\Admin\AppData\Local\Temp\42789947cc8adbf7b44d334747b7c857cdb4436ba8e2fbcb1ed6a3670ea5d088N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012
- 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:2972

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\tmpD665.tmp

Filesize
29KB

MD5
9fce2861534a1b4ee2472a1d4bcba955

SHA1
b5c99c89e7e2043b691bf002e54432530e62608e

SHA256
1b9a1de553e9af3a5944c3997b3667b2d6043186f8c1d90883b818a948aceb29

SHA512
c3dc2b4541ed1d4f03f828b7026a75980d176d46f0a58c538fe3735dcac347853cc6ebbf0a95657726c3a37c9b0ffed438ad4c93d983e8d3e314d9abcd1d886b

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

Filesize
320B

MD5
1244fd411803c173df1c19e88a2a37a4

SHA1
3c350600b18d6971f3734df27d186349ea62dc3e

SHA256
f0c6dc5179979eb710d5c26378ae5ecccccd641f3aac56f1e98deb16565c7402

SHA512
a47a6a73435602115aa30f53d084e6acd36f660d18e296f516835a23b3ffe80452d9b284ae56d2b45a35e4a88f5dd8aa1a2632f5d2d946acb44533ef35b18f04

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2012-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2012-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2012-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2012-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2972-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads