mydoom | a653a578ea3c54c161a8ffb32090d45fe936c589a6ebbdc21e6c939c6085fe08

General

Target

27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe
Size

29KB
MD5

ee8503de4982fed181d8cf1719543fdc
SHA1

78ff5a4f0aac83c2dd1af744753bee07cb827b98
SHA256

a653a578ea3c54c161a8ffb32090d45fe936c589a6ebbdc21e6c939c6085fe08
SHA512

ff896aac4dd263337e9382d21e67fc13783692e829d3b6f1543caae07b6f80e241c1260482bd0d4e7efe98a9ad42eec5ca79ed718ce1870be971053563fbfa73
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/W:AEwVs+0jNDY1qi/qO

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1904-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1904-38-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1904-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1904-69-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1904-74-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1904-81-0x0000000000500000-0x0000000000510200-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
2700	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"	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.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/1904-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0008000000016d49-6.dat	upx
behavioral1/memory/2700-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1904-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1904-38-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0031000000016ce8-54.dat	upx
behavioral1/memory/1904-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1904-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1904-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2700-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1904-81-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2700-82-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe
File opened for modification	C:\Windows\java.exe	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe
File created	C:\Windows\java.exe	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.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	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 2700	1904	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe	31
PID 1904 wrote to memory of 2700	1904	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe	31
PID 1904 wrote to memory of 2700	1904	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe	31
PID 1904 wrote to memory of 2700	1904	27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe	31

C:\Users\Admin\AppData\Local\Temp\27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe
"C:\Users\Admin\AppData\Local\Temp\27a42ed9217195c5503e6c0c01c4e0f99d97ce3b3038b29053dd5b01746d488eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1904
- 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:2700

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\tmpEABE.tmp

Filesize
29KB

MD5
37bc5c02b18cc6f40209e56cb06494eb

SHA1
fab10cb50607e653997dd2c47d7232b5b257b5f4

SHA256
8e77af66971150d37f25d027b27d4e402693ee929a9e8e2973765a160a5bb2fe

SHA512
c8fe7311d4cd6a52c66f4a550ba388e184c895efd8f6751683ad75b7902edb1541bcf03b7e87cbc0b5f748e1026dc44a24d2349b02c27980169f5f4bb2f667e4

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

Filesize
320B

MD5
9dbabd5548b36f549ebc50d6e0638ce9

SHA1
4e43599b98f6b492ecae2901f333b72f8e421474

SHA256
633d22bccabee41b1cbfacc170b45e313c936f16128a91ae4e308e006e59d21b

SHA512
5f24213003a6beed5dddac653ee030eb0a05e40faab7e0d906bdfa2a3ea14da02cc6447903ded695fba0950f6dd124f1af4cef2086b1955ab6ecf9fe8ea796fa

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1904-38-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-8-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1904-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-19-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1904-18-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1904-81-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1904-9-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1904-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2700-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2700-82-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads