mydoom | 997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4

General

Target

997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe
Size

29KB
MD5

60ec6513627b0259b41312f91e145ea0
SHA1

492390df3368040214e653cb3870556e16b2ad70
SHA256

997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4
SHA512

e06f9ce2568a04b2e3854deb2c83ff19494a3aa6d730573e9d40e1ad3cff5cc18489229eb8530e67ad301817bded076b0c86b10c97c1eebb776302a756f98cc8
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/i:AEwVs+0jNDY1qi/q6

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2236-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2236-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2236-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2724	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"	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.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

resource	yara_rule
behavioral1/files/0x0008000000016edb-7.dat	upx
behavioral1/memory/2724-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2236-3-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2236-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2236-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2724-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2236-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2724-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2236-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2724-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0032000000016dd0-72.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe
File opened for modification	C:\Windows\java.exe	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe
File created	C:\Windows\java.exe	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.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	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2724	2236	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe	30
PID 2236 wrote to memory of 2724	2236	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe	30
PID 2236 wrote to memory of 2724	2236	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe	30
PID 2236 wrote to memory of 2724	2236	997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe	30

C:\Users\Admin\AppData\Local\Temp\997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe
"C:\Users\Admin\AppData\Local\Temp\997fae22f520fff2bc70830f4237703351b34f19f53b8d8a3b012a63f75fa9b4N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- 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:2724

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA2B7.tmp

Filesize
29KB

MD5
4217a901c72caffec8b4d5a1e1e4e456

SHA1
c5567bde8ba25e56277e556e00b87b8829382753

SHA256
f4ab74100dcf790ec4fb2184fcc0d5954f7bca772d310c753cfdcd99f7370402

SHA512
85541fa2fad3368ceedcae8b39b7bf3119066560bc917207cee727280dbc99a9b5b8b24ea8d46d8b7dfbdcd1c36c6f20cf5d66df4003b5fc8ac6bcca6f7e93d4

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

Filesize
320B

MD5
1773346a986106e24543c094054cea76

SHA1
e969f8b8b6ccbcc1824ccf18d3023eba26a31b16

SHA256
e966384386eaf5681e83f85c3e645de6b3361d2cf553b13ea64b51a018e79e17

SHA512
8741a9dd1651c6fde0aca6d24914d9f81a197be74b6eba85e103899d926257fe52b92eff80e06471d69a4e0c02f865e523af2c765c1c93c8b01840783685be23

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2236-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2236-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2236-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2236-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2236-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2236-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2236-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads