mydoom | f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087e

General

Target

f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
Size

41KB
MD5

10b92c1e302d87bccb883e9a090ab350
SHA1

ab982c4a375de94d5fc80fcb5e00049814e4cfb8
SHA256

f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087e
SHA512

d97ed416dceb9d43751868ff4717023b32116036d70a88c5fbecbdf9067f2281d8c9a9f08984504fbc5ac595737cefe56dbd4b426be89f43cc7d916a637adbd2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/T:AEwVs+0jNDY1qi/qL

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/1308-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-40-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-66-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-71-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1308-78-0x0000000000500000-0x0000000000510200-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
2880	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"	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1308-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1308-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000700000001956c-7.dat	upx
behavioral1/memory/2880-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1308-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1308-40-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1308-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00370000000194ef-53.dat	upx
behavioral1/memory/1308-66-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1308-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1308-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2880-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2880-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1308-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
File opened for modification	C:\Windows\java.exe	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
File created	C:\Windows\java.exe	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.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	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 2880	1308	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe	29
PID 1308 wrote to memory of 2880	1308	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe	29
PID 1308 wrote to memory of 2880	1308	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe	29
PID 1308 wrote to memory of 2880	1308	f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe	29

C:\Users\Admin\AppData\Local\Temp\f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe
"C:\Users\Admin\AppData\Local\Temp\f731c178511728724ccc7a5d9c98902f74d036cf71cdc4a8bbff054d0daf087eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1308
- 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:2880

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1F74.tmp

Filesize
41KB

MD5
2f3400307e84ff841f70a1dc578b0cbc

SHA1
d8ff552553a6d1478f443ec8e4f40c4cb57ad8c0

SHA256
4eb6f69b4a590856e62ca4f98a66fd7e7df3fd333baf56d429de034c77842a35

SHA512
d6f74ccfbfaf147ce35d5def06b8ca5b73c1d867106537383d5f78e25933f5f15c3896dff53f4c2909c38dcfdafe460ec4e4f64eb98b309c46c7180024a1103e

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

Filesize
128B

MD5
44a3d87279e490af9b10319ae0d19f25

SHA1
ac68939696d9c18715949eba7944301d48ec4960

SHA256
e9f975193061172ae11d832f041a165c7884546f6c969dc2b41bc7c2bba00aec

SHA512
e055b0e5bf066adf601ecb7d5554488906bce002953c4704ace21412f9404d0a382d75f57636389c91bdeaf54b704cbcc90fbd895e02cf729919931f29f8b401

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

Filesize
160B

MD5
e6d50a735f5f884a59abb0ffa7774199

SHA1
b6d22d9e12722c80596922eabb58ea03198e53c1

SHA256
d293f7ef403b80d329e7945eed25999a9f1f69d2adf71b62aac9cf537b711c1f

SHA512
a04ec8cef597967f3d0b47eb730f7007e7870720c88b601142a4b5cca1f4b3cc2d3b288ddad57ca1448de2cff76699135773a6fb62d817a0338adcb71fff5393

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1308-40-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-66-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1308-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1308-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2880-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2880-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads