mydoom | 5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360

General

Target

5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe
Size

29KB
MD5

c0bb924901fbe2847c88252787d4d788
SHA1

25d549572a7f3197e20b61fcce2cf9ab7802fca5
SHA256

5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360
SHA512

2f1c8e8ca156fa18fbaa1b110da938f96d787a78ff2e28ec90fe00a88885faab2fd3a4389ffd1cbc5c1aa5c3f24021ad8c70fd1d187698e6ec694e488f85ab52
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/LU:AEwVs+0jNDY1qi/q4

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/4032-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4032-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4032-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4032-135-0x0000000000500000-0x0000000000510200-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
4740	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"	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.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
behavioral2/memory/4032-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b7a-4.dat	upx
behavioral2/memory/4740-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4740-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4740-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4740-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4740-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-62.dat	upx
behavioral2/memory/4032-135-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4740-138-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe
File created	C:\Windows\services.exe	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe
File opened for modification	C:\Windows\java.exe	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.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	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 4740	4032	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe	83
PID 4032 wrote to memory of 4740	4032	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe	83
PID 4032 wrote to memory of 4740	4032	5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe	83

C:\Users\Admin\AppData\Local\Temp\5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe
"C:\Users\Admin\AppData\Local\Temp\5b0f24795df807b9622bf8c1ac58c39f6f41e9dcf5c436ba2c142d8dcad33360.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4032
- 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:4740

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EFY08QA2\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\rxkn9ioex.log

Filesize
320B

MD5
a3d5de129f99cefe3aadd42d4d07561b

SHA1
19fa0f7fc2cca265e6f43498b0ae006b3be42560

SHA256
3129e36af7fcfd0e865eedaaf207748c35eadcd0b4a81a999d365bf2124d36d5

SHA512
b30cf54a447c7cffb17cb734bef0c634573b96bcc00dfe6f72e04d66b989bef563c03ba7e6d5e862749f1e8a96893112f7eaa29558cf488f43c548ab270b2bed

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp43E.tmp

Filesize
29KB

MD5
4b0a6abc91ee49b3981dba248361463d

SHA1
47cf42a46b9afe85f98602392898af4f415cd8f4

SHA256
3b9a1e56b9ff075f42b3af2244f3b97be72fbf5529a8544b42eb4ba25b467c67

SHA512
88a8882cec1ff2d1a04473b00c35f625cfcc77ca9a3325aa59d2738443ad898cb0976e0ff7130dca49e395ed6f5c4927b703b2427d7b021847da5d92630fb3a4

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

Filesize
352B

MD5
1fa8b5a718378b99d4b7ab6167fa110b

SHA1
b5a42ffaac7d1b9eedcef9b4f6b48eeebec8e77b

SHA256
fa244a88db0be9fe0d29e017d7f44e4e648b1ab9c6f03cbc3de9bb14867d42df

SHA512
f0749f82c399564bac7aef2bbaa03ed2af5e73fdaaa57846a74fe6a95d59bcb3d7f8244cd7616e887d62edafc5d34b6a7a36127d5d4157690fc3ea530f6e2fb0

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

Filesize
352B

MD5
81e1fc03d62c38b286c91c83521252d6

SHA1
ff4e86d417a5489f918dc935f2531d30f190901a

SHA256
49dc6f5bf1f582e426da28e20308a53fc91eddb637dfc5a544a750a5fc168840

SHA512
cd2e447a3aabbc5a9a5655caaf9ecbf12365b9ea955cdab68cf76e76f99285444a7c9cb4c25bc6cd3aaf44bb30f387d9208417a1ec3eb8692c28d7a9462788e4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4032-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4032-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4032-135-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4032-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4032-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4740-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4740-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads