mydoom | 31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c

General

Target

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
Size

29KB
MD5

b315dc6b8234b1f644339500179e8f01
SHA1

89a050a9bac1be98559eee660f364851260a1942
SHA256

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c
SHA512

825c05ef159573ffe3c1f107de9ea1c4f74801d4b53f875825eb41ac9030210d67355d3a741170a7e8a14c35e27dcbd8adf80b12a879c761fc92cec9859bd81a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/iX:AEwVs+0jNDY1qi/q0

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2744-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2744-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2744-80-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2744-85-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
2968	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2744-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x00070000000186d9-7.dat	upx
behavioral1/memory/2968-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-9-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/memory/2744-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2968-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2968-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2968-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002f000000017530-66.dat	upx
behavioral1/memory/2744-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2968-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2968-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-85-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2968-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe

description	ioc	Process
File opened for modification	C:\Windows\java.exe	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
File created	C:\Windows\java.exe	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
File created	C:\Windows\services.exe	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.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

Processes:

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe

description	pid	Process	procid_target
PID 2744 wrote to memory of 2968	2744	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe	30
PID 2744 wrote to memory of 2968	2744	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe	30
PID 2744 wrote to memory of 2968	2744	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe	30
PID 2744 wrote to memory of 2968	2744	31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe	30

C:\Users\Admin\AppData\Local\Temp\31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe
"C:\Users\Admin\AppData\Local\Temp\31d010c213da6ea391256b6238355dcb891d4e521ac72661f09c0e71f89f3e3c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- 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:2968

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\tmp3978.tmp

Filesize
29KB

MD5
7ef2b9f80cd184ffb98b1e9d297c1128

SHA1
9d83aad06c897d421bbd48a0b95b38d379cb4bd9

SHA256
55fc6f491c61eb9636472c0243b854a6bf06f79014c33bf8dff8a14d7b369a8a

SHA512
ccec3076eb0f4016a11059acec14257ccc5f48dbc527ed9a502c20998da946217106dd12e5a39bfa539ab966bd668c7d3cd21d189412d8859539cb72da637dbd

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
320B

MD5
84b4cec9cdc9ec0a1533be171d51ae03

SHA1
22efebeb3010bc93e1733a69676cd8edaf5e32f5

SHA256
b0805b2acfa59cc11118464dfff690390a68063042dcbf49b7b380c71e9b3bac

SHA512
29644c012a57c3557c13488343d43e1a6e9774aff86aca875206b4dc6f21cfe2473752a6af4989ffe8f8fb1fa3c0869d5f744d25471a6a1cfa90238a1ab52c1b

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2744-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2744-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2744-85-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2744-9-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2744-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2744-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2744-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2744-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2968-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2968-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads