mydoom | ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7

General

Target

ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe
Size

29KB
MD5

18a11182f84a565b14b2c2e2d596621b
SHA1

d515c0d80438fea8dd6443d17d5672368c548b50
SHA256

ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7
SHA512

07495c683557212423e5d5e091502b1e3a1dc5479238cbd221b08c15d7c0d72301ff1441657520ba7547a63e8a0b7701fc7d93f00c1cb68dfd1c3834307857c3
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Su7:AEwVs+0jNDY1qi/ql

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2240-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2240-45-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2240-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2240-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2240-72-0x0000000000500000-0x0000000000510200-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
1560	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"	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.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/2240-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x000a000000016d64-6.dat	upx
behavioral1/memory/1560-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2240-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2240-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2240-45-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1560-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0015000000005587-56.dat	upx
behavioral1/memory/2240-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1560-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2240-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1560-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1560-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2240-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe
File created	C:\Windows\services.exe	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe
File opened for modification	C:\Windows\java.exe	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.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	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 1560	2240	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe	30
PID 2240 wrote to memory of 1560	2240	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe	30
PID 2240 wrote to memory of 1560	2240	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe	30
PID 2240 wrote to memory of 1560	2240	ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe	30

C:\Users\Admin\AppData\Local\Temp\ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe
"C:\Users\Admin\AppData\Local\Temp\ff7637ea0268033f0013b18f7f6e03f0f0bdd6d2772ca15923c9744ae9bda5b7.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240
- 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:1560

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\tmp21E2.tmp

Filesize
29KB

MD5
d46572b659772f54d8f03efa581f8252

SHA1
a570b80632ff5f44ef6d5ec7057efbbdb16864e0

SHA256
4a5fac03ac720452fe4c365c01dd7ff60109508b4eea9a46619a3043a7125f03

SHA512
44a04362792c8ea154536614b2557c3ee2e59c8f6151e9b329ecabbdae3c736cd6081240269cd80160cbd152d474385083fd525610e4203d2543cd02e2386070

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

Filesize
352B

MD5
53e7cdda45a356aef443e485779da508

SHA1
f8513ceae721d048f40036b054ba5b015626e62f

SHA256
2556a735ed92403f3c37364706ca5352bbc8c3f51fa1c178bfe49d62cc4bc325

SHA512
78728e3eb109ea4cdc1fdea4cb66cca853df71e71472d0f6d179240c1fa7e6d78f4ac0a721d19f5177a253e5bb2b863dcbcfa8c5c694112e11672c736875cff6

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1560-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1560-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2240-45-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2240-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2240-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2240-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2240-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2240-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads