mydoom | cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa

General

Target

cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe
Size

29KB
MD5

802457f85bcd410b5a4eb2d20c11c46e
SHA1

154d483ff96d3ffe74ec9c86cdf85bac804ca81e
SHA256

cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa
SHA512

8701ca9037f95c87ce141b53471f5c39e45256cd51665d393c49ca40e683dae61eb16b807a4765ee911a3136c9cfd6e0c2f97b3d18e74dc140dcff19ba97ab36
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/C:AEwVs+0jNDY1qi/qa

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/4928-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4928-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4928-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4928-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4928-166-0x0000000000500000-0x0000000000510200-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
4452	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"	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4928-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000c000000023b79-4.dat	upx
behavioral2/memory/4452-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4928-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4452-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4928-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4452-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4928-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4452-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021f51-58.dat	upx
behavioral2/memory/4928-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4452-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4928-166-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4452-167-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-171-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe
File opened for modification	C:\Windows\java.exe	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe
File created	C:\Windows\java.exe	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 4452	4928	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe	82
PID 4928 wrote to memory of 4452	4928	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe	82
PID 4928 wrote to memory of 4452	4928	cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe	82

C:\Users\Admin\AppData\Local\Temp\cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe
"C:\Users\Admin\AppData\Local\Temp\cf31ebea91b899c410c34bf5f73995b725aaad69162052c4a6dc94ac9e4eb8fa.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4928
- 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:4452

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\TTJXD3SW\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
29KB

MD5
ab0003ed1210a6750a326d306943be75

SHA1
77431a93680aee42e2394d0c064936137b4c6ce0

SHA256
853fed1aef27b3f864a18901f61a56556c3ea86277feaff688562b3ebce48b88

SHA512
1f0d63e42915729c89e246f4fb9b2fb3e19c11750b4b0beb93d7a0dbbfd5801564f922bf51fbc4239a378d4a342c7f3cb750bfa70a652579eb0ca8f3b0c7b828

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

Filesize
352B

MD5
69d05954a93404e215271abb2e2670f8

SHA1
5f63eebfb02d3f53537531810c9762f0c3d62650

SHA256
b7daba389438376ac55ec35e8f863d9184c2e1c9b28876018c37d3658a156cde

SHA512
784fc94936b5d2429f5a77817894aec809c9031c78d2d442b8efa0705b10adbe46c5429b73f41bdab762fc082061779133ed232161085a9f04e5e3a5375d378b

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

Filesize
352B

MD5
35e44681eef2e1f70e3c0996794b38c5

SHA1
e1b02145b5c87db5677ba8fa2164ef8f1ad01fe9

SHA256
9f2eb35e7f82f058f8d456999446e3f05051bfbdd33dd454b6572a65d0bcf72c

SHA512
9d5b81bac6582e58fada164fc93b06e0fed364d0034f9ed54686564a960189a0628334a20294c3476c2019e9b38feab7c9e056caddf53eab4a2ad1774d5f5ece

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4452-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-171-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-167-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4928-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4928-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4928-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4928-166-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4928-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4928-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads