mydoom | 33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063

General

Target

33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe
Size

29KB
MD5

62c98cbe51abd766b6784b0dba677480
SHA1

22ee72e4d11e1280ce86beb7d0296c98a949d684
SHA256

33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063
SHA512

d99fd8c9abc76281b8a3b92240965230647d70c2e9871e8d7cba60d3aaf1742412f35157bb1213bc4f538c99c33509d3f25a6670f042677bb2f384bb9c9bc3f2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Tf:AEwVs+0jNDY1qi/qL

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1256-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1256-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1256-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1256-130-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1256-161-0x0000000000500000-0x0000000000510200-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

680 services.exe

pid	process
680	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

services.exe33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe

UPX packed file 21 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1256-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/680-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1256-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/680-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/680-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1256-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/680-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1256-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/680-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp1D92.tmp	upx
behavioral2/memory/1256-130-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/680-131-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1256-161-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/680-162-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe

description	ioc	process
File created	C:\Windows\services.exe	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe
File opened for modification	C:\Windows\java.exe	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe
File created	C:\Windows\java.exe	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.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:

33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe

description	pid	process	target process
PID 1256 wrote to memory of 680	1256	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe	services.exe
PID 1256 wrote to memory of 680	1256	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe	services.exe
PID 1256 wrote to memory of 680	1256	33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe
"C:\Users\Admin\AppData\Local\Temp\33dbfcfde4853ec6eb543a4bf8d8c20767612be4a0e46f2539edf7c18d083063N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1256
- 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:680

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\GRYMSCZU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1D92.tmp

Filesize
29KB

MD5
0da27d550161db72081997f86295af5d

SHA1
3e4e8ab6f023516e43023ab59ceb6ea3e3f7ca8b

SHA256
f96bbd4412702fe896bf94614acbae62e8c38f05397dcdc62d36aff9ba290e98

SHA512
e5e572034581aac3dec68a6c994a8542fd1b1f9b2066b1264cf7bf0ed47ae25af58aefb00e882600ab01716cabb718b1823729ef1e7685ba560d3a77b6eaaf61

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

Filesize
320B

MD5
b01723dde6cc28affa69bc3a5224c4f7

SHA1
d06503f0a13a2a629ce8ab757c77039178cc511f

SHA256
8d3b7ecbda28346c768e0c473bc71dae4b4c8b003adca382343d28c20e220939

SHA512
26efcaa3a81d04a372c18e31bd6fb66d1aec5acca93ca8f7e4253c21f93b5b0cb15ad9a0da806a1b3ecebda3987033d9f1e75669476fabc193bbbb549341025f

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/680-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-162-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-131-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/680-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1256-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1256-130-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1256-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1256-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1256-161-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1256-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads