mydoom | 65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46

General

Target

65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
Size

29KB
MD5

4666343e94fc2c581be660269b9a6b80
SHA1

a5c23955ab413d3993f8afdf9215af19e889b324
SHA256

65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46
SHA512

d8e877d8460e60baf56c183aeab52c724c1abf4d5f6e1cb1a8697a7d24a0bd74606da6d68729670647cf8b8ad392e4bf4bc60654fa783cf9bb883c4ab7ae611c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/O:AEwVs+0jNDY1qi/qW

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2124-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2124-36-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2124-63-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2124-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2124-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2124-79-0x0000000000500000-0x0000000000510200-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
2760	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"	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2124-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2124-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0007000000019490-7.dat	upx
behavioral1/memory/2760-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2124-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2124-36-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x003100000001941b-52.dat	upx
behavioral1/memory/2124-63-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-64-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2124-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2124-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2124-79-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
File created	C:\Windows\services.exe	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
File opened for modification	C:\Windows\java.exe	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.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	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2760	2124	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe	30
PID 2124 wrote to memory of 2760	2124	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe	30
PID 2124 wrote to memory of 2760	2124	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe	30
PID 2124 wrote to memory of 2760	2124	65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe	30

C:\Users\Admin\AppData\Local\Temp\65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe
"C:\Users\Admin\AppData\Local\Temp\65dc5e8721d7d58514db0074e307ff962d1512e8aa673a0b4f868dc98770dc46N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- 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:2760

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\tmp1E7B.tmp

Filesize
29KB

MD5
6f03fdcfd7a1f52671eff535e18f68f9

SHA1
b0c2834a092bf4bf981f1774cd6149c3aa4edf0c

SHA256
073c04aadab76926c4520068f82fe8104f08fc0704d3b782daa7dfefb8f542bd

SHA512
e86e971c62c32ed21f597cb3099a9fe2e3810254dac440d384e5cd6d92cfd39ef1b29d9dbe109f4a29d81d031d510e83b1b69ac4052155d9a938b83dfb7cd6cd

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

Filesize
352B

MD5
cb620cef6633948f2a10b5ab5aa5a52b

SHA1
a4ec934278f546833bcb7a2340bc7ffaf72a36d6

SHA256
8ba5486d90d734bf0c0909462dd26520a6d68b96e66be98f94552ea78ff93ea1

SHA512
8bd1d35975114e258bf1430c33220dfdd87658c73fcd5e4bebec01f9ed94b1a1063b9a4abcdb941e249c302c01d877661d48c12fdc62777e8be16aa247957850

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2124-36-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2124-79-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-63-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2124-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2124-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-64-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads