mydoom | f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5

General

Target

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
Size

29KB
MD5

efdc515ffa4330750fdbccbca0ad8800
SHA1

1962e92b292d5c2ceeb22a0aaabeb59842b7841b
SHA256

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5
SHA512

5cb77950e7f89477c5c436ed762ba80f1efd47fcceb848eee70bf1c6ddbd56fd9a0e5142d30b130d63458c4df1ab1ae3fab2f2b2f409dfc373d01234e4ba31e4
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/q0

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2888-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2888-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2888-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2776 services.exe

pid	process
2776	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2888-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2888-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2776-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2888-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2776-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2888-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2776-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2888-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp196D.tmp	upx

Drops file in Windows directory 3 IoCs

Processes:

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe

description	ioc	process
File created	C:\Windows\java.exe	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
File created	C:\Windows\services.exe	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
File opened for modification	C:\Windows\java.exe	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.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

Processes:

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe

description	pid	process	target process
PID 2888 wrote to memory of 2776	2888	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe	services.exe
PID 2888 wrote to memory of 2776	2888	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe	services.exe
PID 2888 wrote to memory of 2776	2888	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe	services.exe
PID 2888 wrote to memory of 2776	2888	f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe
"C:\Users\Admin\AppData\Local\Temp\f4fb0373986bb8ccc6d087798662dc894a8d1213c7f9c0f26383ea3ea7404df5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- 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:2776

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\tmp196D.tmp

Filesize
29KB

MD5
e09510d745810ead1a5af9d16139ca86

SHA1
d1c4128d84dd656902c7081a96846b2aa281ea3e

SHA256
cd3984af70d314d985591d6b5463d1363d3ae952d012f611b5ce26b6bafc0a1f

SHA512
89b5f259094f8e962e634fd2200ca12341b9929ce4970cf7e709a4b2309cc72b3101684a53dd4c186d0e1b8cab16cbe01d4ebcf952a1a4961dbda4f08f5c7704

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
320B

MD5
afc4bdee62b96d59a85b53b3be3c165f

SHA1
7c7347468fdbb573b43ef0f797f4f6ce81eb9b1a

SHA256
d1858159aed3bea671474574eb91c819a1f50ec59647703b302f825641e379df

SHA512
1aa865436191623ccf2113bec4cd865cb4631a8b46fda59d5832717b1ecf9f8536142d3f0e9928c5d732626aaf04f2eb159ff65b9722b8d2f339797047eb2aa3

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2776-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2888-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2888-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2888-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2888-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2888-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2888-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2888-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads