mydoom | 4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb

General

Target

4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe
Size

29KB
MD5

b5c7d5422b91e3fedd1245db47e3f296
SHA1

f5877064b1d842ba9c9805302b47d585c36a2eef
SHA256

4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb
SHA512

0b8cb108a74e11448777185e20804e6b550c00cdcf7f87a75bd7b5e5c76fafc9c5e0b71386af80d3b694b975b46291712203064b1f7d050264b2fc1a4c0b3e28
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Y:AEwVs+0jNDY1qi/qg

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1872-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1872-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1872-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1872-113-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1872-129-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1872-149-0x0000000000500000-0x0000000000510200-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

640 services.exe

pid	process
640	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.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

Processes:

resource	yara_rule
behavioral2/memory/1872-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/640-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1872-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1872-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1872-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmpB87D.tmp	upx
behavioral2/memory/1872-113-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-114-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1872-129-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-130-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/640-145-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1872-149-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/640-150-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe

description	ioc	process
File created	C:\Windows\services.exe	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe
File opened for modification	C:\Windows\java.exe	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe
File created	C:\Windows\java.exe	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.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:

services.exe4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe

description	pid	process	target process
PID 1872 wrote to memory of 640	1872	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe	services.exe
PID 1872 wrote to memory of 640	1872	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe	services.exe
PID 1872 wrote to memory of 640	1872	4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe
"C:\Users\Admin\AppData\Local\Temp\4231cbf6cfa7a3c534b8ed947f06b1e328e4e7ba3afd08b66f2a090bdf1031eb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1872
- 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:640

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\Microsoft\Windows\INetCache\IE\0GUUC90F\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IQ93NPJ1\7ZBUQCIS.htm

Filesize
153KB

MD5
ecc0a811e3aa4c69b086abf9da20032b

SHA1
452e3956768d083a1f360a1ba0325d8391e8b50f

SHA256
e82986f649146d44d1da2f393bd72fb081072a8123ca0bde434739afbb4bd5fc

SHA512
cb42d919c2678143c5dd3870bcb0fb0caa890750b124a2445fbc67a8af1a607c5cbcf5417672ed99dba40c1d1db7adf5829b57adb255d65d83d247ae01fbbc0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB87D.tmp

Filesize
29KB

MD5
c771fb06612e72a33b6dfdafa4c311b3

SHA1
db1acb1648152f85a642ed3ba99f522c6d5cf8d1

SHA256
1047ecf463f23dbcaeefabf99b3a8fd7ef35379ac6c8ab36037eda3efb61e9dc

SHA512
94295f252e127fc2ce8d896afe478a9c8d5f5b5d68a8b1348c406f088a1d49920ac6195abd39b9fdd1470997d80b2787f72f63d443c0ba9bbf7210b011d20d73

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

Filesize
288B

MD5
a177a7e89d401a6d0909c9e3a8f5db31

SHA1
54eff7057880ccdd4c36deec34c60edd5c6d14a2

SHA256
3265a6eb78e4b8616f20c7376a49801af1ac9787aea737c11cec82f3ab63e44b

SHA512
c6921baf14110ac0a99b2e3ced594785a1b132928270deeb59f22b837a814431cfdf91572969a6b9c5558bb0d605a9058ca388e809a96b7a5c2cdcfd1ffe873b

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

Filesize
288B

MD5
b43c0aeec9a7c7743ff7e08b46d17e72

SHA1
91f90654b95118659f3c1cefaf11afb7be904d63

SHA256
8b44102163b401307db472a2444879b8ea06a9ae32849d73a4486519ada1ea92

SHA512
03ac040f5cb7eeb29bca09c8cd70ddf6c2a9d1ad88c5a955f5ab77f052711cf1c4e4ef400aa7f6e973d7ef2165debb314377974658ccfbefe51ed7fa6b4fb952

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

Filesize
288B

MD5
ee77dfe137a2c128f17a514e0a2d67ff

SHA1
5d01ae464165ccbbe5e1395d3f0cd30b3eb1f5d2

SHA256
7014535f5c89a04b3682af5c34f4bf580673599ce0a18083d93f1c4fd9dbbabe

SHA512
6c812040f80f9f07929425f4cc3e65084853e025869e0dd231fe656b6ccb9cc4c4a0832a84cae41d02e8b7f7ffa90d113ca6ad6e4e91416056f91c3571f019ef

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/640-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-130-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-150-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-145-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-114-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/640-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1872-129-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-113-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-149-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1872-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads