mydoom | 4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14

General

Target

4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
Size

29KB
MD5

d69b4ae07fe028d6d66d56a9eff669d6
SHA1

aca5ac5580b400c7614433886f26b688500def04
SHA256

4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14
SHA512

0874f1d07ee9d1e042b9970e8e84516844a23727af20d06b8508abd80fc22255db7d089674f2b8fcfc7fe9af1fc025e2023211d052870bb6fa78c2b030b5f756
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/G:AEwVs+0jNDY1qi/qO

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1496-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1496-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1496-56-0x0000000000500000-0x0000000000510200-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
4456	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"	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1496-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b93-4.dat	upx
behavioral2/memory/4456-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1496-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4456-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1496-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1496-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4456-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0006000000000034-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
File created	C:\Windows\java.exe	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
File created	C:\Windows\services.exe	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.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	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 4456	1496	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe	82
PID 1496 wrote to memory of 4456	1496	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe	82
PID 1496 wrote to memory of 4456	1496	4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe	82

C:\Users\Admin\AppData\Local\Temp\4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe
"C:\Users\Admin\AppData\Local\Temp\4932a8f4bd0932098840a172386cba872bc2eeeb6a726eb25cf07562098f3e14.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1496
- 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:4456

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\JAZ6MGFU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2003.tmp

Filesize
29KB

MD5
9422763c5797d43fcb8a5a228c2076b1

SHA1
faabe5b6b891b14122deb038579be06be1b0f838

SHA256
e5173092945d151e2b2eef2fda76892f487f4c79b5478396a5019f9608179f71

SHA512
4694066dfd93504171a33c845ccab3d3459601dcbc5125ad20dcf9e3f80504825a19c698f61cc1a886ae6eada2d8a23053e156456bfdacbdc20c50899d73f554

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

Filesize
320B

MD5
e676a159bd00c473a9c9a21ad7301a1d

SHA1
8e5b796617ae3708412f0802b8258f6f20c5fb3b

SHA256
c0a8c54f7ee804a554116b1dd08cec0cf4e70e3e882891b226fb17674a6cf1e0

SHA512
6f2abaf62d9e16c8316d95a497c7fc605d997280dc1876f869825a6c5cda01e500335f68aa912cc2d48e8e11bd09fb654715606b391ebf5ea15e4022bf4d8ce4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1496-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1496-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1496-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1496-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4456-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4456-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads