mydoom | a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07

General

Target

a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe
Size

29KB
MD5

0838a4ba4042f316331ac491068b3670
SHA1

664e25595c067afa748e2b97a27e18da8259a41e
SHA256

a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07
SHA512

84f57c459c5298519f60c7112f04100cb79ae98f1f8dd016786840253bd9acfa07fd3fe258230ad325f7f49e3338ab68206277ea32e5188bb3b785a235797f08
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/tF:AEwVs+0jNDY1qi/q1F

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2256-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2256-42-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2256-62-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2256-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2256-69-0x0000000000500000-0x0000000000510200-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
2088	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"	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.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/2256-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2256-4-0x00000000001C0000-0x00000000001C8000-memory.dmp	upx
behavioral1/files/0x0007000000016d33-7.dat	upx
behavioral1/memory/2088-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2256-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2088-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2256-42-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2088-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000004ed7-50.dat	upx
behavioral1/memory/2256-62-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2088-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2256-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2256-69-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2088-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2088-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe
File opened for modification	C:\Windows\java.exe	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe
File created	C:\Windows\java.exe	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.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	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2088	2256	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe	30
PID 2256 wrote to memory of 2088	2256	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe	30
PID 2256 wrote to memory of 2088	2256	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe	30
PID 2256 wrote to memory of 2088	2256	a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe	30

C:\Users\Admin\AppData\Local\Temp\a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe
"C:\Users\Admin\AppData\Local\Temp\a5638b56e74b83af2dda4a4050fc98c3324bcaae6e4102800614670b4e529c07N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- 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:2088

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\tmp9B46.tmp

Filesize
29KB

MD5
bdb479b836a3b76565b77311e68575d0

SHA1
b84f7f0b2608aaa0b03966f9086ec30b2027b5e4

SHA256
7997fdcfd8a34801fe67f25fe32d370a641c56bd40bc9fb20622cef6880958f5

SHA512
afb4ab786e7c413e58f2d00309296adba4b38740f593afc8d4a04d66fe2b83b2b2f2f2f6a139395e25a9639367d8cee799cb7a0256f5be98f6ab6e62e0582f87

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

Filesize
352B

MD5
629f93df31f512b8c18fd202c4c60199

SHA1
47ad524a6f3ec3757e4d1442499a791797e55020

SHA256
a6013deacc1fd1f69c49db1ae0f27bc8c6d91769371f6a14f2eff9e0c2dbe167

SHA512
c1cad018dd22defadd0465cc5400ff0d2b5819f468c71386979ff5b129caeb824081feb37bf354cb246c752a21ed4d37daf8acda0100a107fd18fda5e6d90561

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2088-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2088-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2256-42-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-4-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download
memory/2256-62-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-9-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download
memory/2256-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-69-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-18-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download
memory/2256-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads