mydoom | dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf

General

Target

dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe
Size

56KB
MD5

1f8430344aa2475d3ac852db036debf0
SHA1

546d413f645afd16283e53eb1260c10d2ed5863e
SHA256

dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf
SHA512

fdf76c9d2a75910ae62c940d4b6c97c1b4e26d15f10fa325a660a7f1f96c5d1284ae5c7bc7cf48c3207c1e8d9f02fe10ed7b13f13af5aff94746d29e2978b5ba
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfTH0KoBVjf:aqk/Zdic/qjh8MJDH++vCVKiZf

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4468-0-0x0000000000500000-0x0000000000511000-memory.dmp	family_mydoom
behavioral2/memory/4468-13-0x0000000000500000-0x0000000000511000-memory.dmp	family_mydoom
behavioral2/files/0x0003000000000705-50.dat	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
552	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4468-0-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral2/files/0x000a000000023caf-4.dat	upx
behavioral2/memory/552-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4468-13-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral2/memory/552-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/552-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000705-50.dat	upx
behavioral2/memory/552-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe
File created	C:\Windows\services.exe	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe
File opened for modification	C:\Windows\java.exe	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.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	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 552	4468	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe	83
PID 4468 wrote to memory of 552	4468	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe	83
PID 4468 wrote to memory of 552	4468	dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe	83

C:\Users\Admin\AppData\Local\Temp\dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe
"C:\Users\Admin\AppData\Local\Temp\dfa655a23709a07d554a95fee8a4e22f6bb509cd0677817bf467abdbc5e7a2cf.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4468
- 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:552

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\V4KZV1MD\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp41F1.tmp

Filesize
56KB

MD5
767dc262287a9f70c6344648b1014492

SHA1
8ef70a6451188c2994ac4d2376c067c0e663154b

SHA256
43ac434228580121d5e13a7b544c0ee98797936fbbc8fad6173e5ea718ec29a5

SHA512
c922c0aba0bfb5713ff1b119c5655e678d9fdc4f7d98e92ec1db34c4ef56482b8f3c6a86530fe86c77c6538e232b984e25dbda0a520b54ae565956061e82a99c

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

Filesize
1KB

MD5
709c61dba4b5245c0a22483e629ed10f

SHA1
a081ef1ddc0c31a1a1c17abd1d4c95f397ecd650

SHA256
5337c97cece44d1e911f7bef917eb1ed28c61a41fbaf40f42db0aa4a67ee41be

SHA512
cd70af808169fbf3b9b19239c1c8b9bf47b5d37c7d91d9f95e4162de4fd7fc5d8425144b94be1a37e126ff8eccec25ec0a8a540c036a168ce10088c885da304a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/552-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/552-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4468-13-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download
memory/4468-0-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads