mydoom | e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3

General

Target

e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe
Size

29KB
MD5

89e922412b869825e717efb34b64f74b
SHA1

4b9eac4d3a713112ae2c07c2acd3742726e1ff9e
SHA256

e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3
SHA512

9ed894cc9ffe4001c620d40bcd3f851eaf3680ba903a1e09d6b604d609443e7f9a433eb7cf5a62d8c0bfdcbd5a56a3a4a20868977af9c0d4e9cdcfc9349e8f35
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/QhD:AEwVs+0jNDY1qi/qIR

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2372-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2372-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2372-48-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2372-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2372-74-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2372-79-0x0000000000500000-0x0000000000510200-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
2364	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"	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2372-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2372-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d0e-9.dat	upx
behavioral1/memory/2364-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2372-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2372-48-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-59.dat	upx
behavioral1/memory/2372-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2372-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2372-79-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe
File created	C:\Windows\services.exe	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe
File opened for modification	C:\Windows\java.exe	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.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	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2364	2372	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe	30
PID 2372 wrote to memory of 2364	2372	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe	30
PID 2372 wrote to memory of 2364	2372	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe	30
PID 2372 wrote to memory of 2364	2372	e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe	30

C:\Users\Admin\AppData\Local\Temp\e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe
"C:\Users\Admin\AppData\Local\Temp\e1c3f0bc84ebd0a0f375ed66266c10cd5e05c48bda2a6324f76ccb03b9df53d3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- 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:2364

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\tmpDA0C.tmp

Filesize
29KB

MD5
2376ff9f63ccefe143f36eda966b591e

SHA1
0572288d4dbf077524185aa32f02ec611454c8f0

SHA256
063274b90b0d72ecc348b12469a718c656c0c724f3725c4fe385b06f605ad8dd

SHA512
176ada5e69869e94b1ed6fca8ccefcad2eb39229aca91e44031be32e3aee49981b426e330dcc668bf068bb64545e1d2b511b80270832fd562d0482b7adcefb69

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

Filesize
320B

MD5
498f3343fcc17b8f2e7a2b794ea65ae6

SHA1
9095cc89a3879236f1e52d34cf48b79ec5b98a59

SHA256
a87966d6b40bb867f4b1aea591a15763b08d1260ce0958bcdf977aaa1d28c840

SHA512
ba5f5390246db1101d61cee631485cad8271dcfd5b4a7e4f922116e55846f5ff9345db11aa2bd9a40ebab061b10430f38606a88e91ae5900ba8f096606cc0114

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2364-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2372-48-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2372-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-79-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2372-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads