mydoom | b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30

General

Target

b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe
Size

29KB
MD5

da94c2a1f7f9ff603a490a132ea29c40
SHA1

518325fa283bdf10aa9692c79d13346c14375c9f
SHA256

b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30
SHA512

3f7c17dada3817a953b58ae9719f9bc6f5809f23fa68a8df501a18dbfd866cd1a71b7346fdea5481f2451e48900e0756711403fda6b9b8b6875720faae38d5e2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/o:AEwVs+0jNDY1qi/qA

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1796-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1796-31-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1796-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1796-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1796-64-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1796-71-0x0000000000500000-0x0000000000510200-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
2484	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"	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.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/files/0x000800000001739a-10.dat	upx
behavioral1/memory/1796-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1796-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1796-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2484-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2484-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2484-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2484-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1796-31-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-47.dat	upx
behavioral1/memory/2484-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1796-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1796-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1796-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-70-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1796-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2484-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2484-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe
File opened for modification	C:\Windows\java.exe	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe
File created	C:\Windows\java.exe	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.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	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 2484	1796	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe	30
PID 1796 wrote to memory of 2484	1796	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe	30
PID 1796 wrote to memory of 2484	1796	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe	30
PID 1796 wrote to memory of 2484	1796	b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe	30

C:\Users\Admin\AppData\Local\Temp\b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe
"C:\Users\Admin\AppData\Local\Temp\b1f53e593f9bf27488e3d2b389475b04bab1defa076ed06a44adae42c5da4e30.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1796
- 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:2484

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\tmp9A10.tmp

Filesize
29KB

MD5
1f7b5a1145ae9e243a3ba5889ad517aa

SHA1
3bb23f339314a624948f850a69d39c0625ceec03

SHA256
c7db963bc4502ebf249ed56cd93b9e9486d44b5c980877f461201b61baa6f9bd

SHA512
4a0963a7909052104dc80dac5eddbfd80cf10813db54a98990c935fb52cfcd72eee59cab8a3c427fcfb3b0aebca0ac72f97c7d74c640ce2343e42dfb54e6605f

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

Filesize
384B

MD5
8e6093c107e65a48ffd5d18c493cbd6c

SHA1
895ea73646449e876a0c3460830c17b14f4bf33f

SHA256
6f29f22fe882c0a040bcdb10f24ddcbc50cbf7ec3cc6b744ef556814d8df21f6

SHA512
a7854d0db93241a5ada89b3eae0252b282cbca518210a1cc1c3fd6ba6703d72a6a71a42662282d26e6bc6debd24a7d7344f40d7fb36f8948b556841c46078ba0

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

Filesize
384B

MD5
3960666cacc8adc71c1020e6b2f8464b

SHA1
30ed22e017c24c389105fadfb44a2b9761ed93c3

SHA256
17f3705d1dbd89d533444badefd5a96670100c3e6aa43021dddcc3e232ceb325

SHA512
69024bc7c3b534d2587dd7248e27cca32f91a2a9093bea5a33d3385ae85ce5b2112138cd741e34c2cbaa6d13cafd5603ee4ec60f6d7c1baf41faa12141829689

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1796-31-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1796-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1796-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1796-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1796-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2484-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-70-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2484-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads