mydoom | 84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98

General

Target

84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
Size

29KB
MD5

d6b987686afbdc33de3f145e4b68de00
SHA1

0e0dfce51f53a1217db0c7225d8f135b7472ac40
SHA256

84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98
SHA512

5bfd8e8963c500584d1d9dd8edea1e55684e930053469322c4e21bceb19b6279ff950d698213edb58540e5a35dc1b4ee7112b64dd6a4ba00d54132cef5ed4d39
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xu3n:AEwVs+0jNDY1qi/qk

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/3064-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3064-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3064-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/3064-82-0x0000000000500000-0x0000000000510200-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
2720	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"	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3064-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3064-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016d15-10.dat	upx
behavioral1/memory/3064-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3064-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0033000000016cf6-67.dat	upx
behavioral1/memory/3064-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2720-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2720-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3064-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
File opened for modification	C:\Windows\java.exe	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
File created	C:\Windows\java.exe	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.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	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2720	3064	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe	30
PID 3064 wrote to memory of 2720	3064	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe	30
PID 3064 wrote to memory of 2720	3064	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe	30
PID 3064 wrote to memory of 2720	3064	84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe	30

C:\Users\Admin\AppData\Local\Temp\84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe
"C:\Users\Admin\AppData\Local\Temp\84f26b9e594b9ec30c3692de021358d2c083c6e515f2c44da198cfc1dc73af98N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064
- 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:2720

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\tmp849E.tmp

Filesize
29KB

MD5
2ad22c9f624b497671130112be51acb6

SHA1
2da4b012d7e65bcc18fa9d77b5b0d82c37268fc0

SHA256
4151e8bbc46c994b257f88f0b1269cf103e89d65ce1c765a9f0a3c4e8bca67de

SHA512
d7d6926e2af6f1dd2e2bf3c4b25b93154507cbe7cb0815bb06f32b80aaa78adf74fcd5ced622a7f06f9adc46744a39fe4c660e89ee567a79133455cad02c8220

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

Filesize
352B

MD5
ba0512782ce7739382e17560aa11ac51

SHA1
c615a4884278e2cceb7998374c7b47ccfc73a36e

SHA256
6a5276fd6ae6e799f17453f0f0a9a072dd5a00f5de8e254400e0e5e8eeb586c9

SHA512
387ce1cb7168bfd5435d9ad25b366c7587459e7115d2ac1d066e2d48917a80c4f309411fc0cde90857780381dcdb6d1d2899de173d2fe70eede3850bcbe80040

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2720-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2720-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3064-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3064-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3064-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/3064-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/3064-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3064-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3064-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/3064-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads