mydoom | 79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e

General

Target

79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
Size

29KB
MD5

335df5643aa81b31621fffcc838dd8ba
SHA1

a640cd7245aaa1292092996430ff4a614bffd8b9
SHA256

79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e
SHA512

2ed9e3098012c88401e66a5c237d1275a63b889ae4928e916901176bafb9484922f193ed564535f166d6bce82c2b2f8e26e51764e7216091f4c8469181dd9bd7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/hQh5:AEwVs+0jNDY1qi/qZQj

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/700-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/700-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/700-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/700-140-0x0000000000500000-0x0000000000510200-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
1532	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"	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/700-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b76-4.dat	upx
behavioral2/memory/1532-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1532-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1532-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1532-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1532-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-57.dat	upx
behavioral2/memory/700-140-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1532-141-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
File opened for modification	C:\Windows\java.exe	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
File created	C:\Windows\java.exe	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.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	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 700 wrote to memory of 1532	700	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe	83
PID 700 wrote to memory of 1532	700	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe	83
PID 700 wrote to memory of 1532	700	79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe	83

C:\Users\Admin\AppData\Local\Temp\79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe
"C:\Users\Admin\AppData\Local\Temp\79d4221924d4aa7123848e2aa81a73e6ce0c5ef5c6338fe8010208ab8451fe5e.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:700
- 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:1532

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\8B3ZU6S9\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1795.tmp

Filesize
29KB

MD5
a66bb0a2eaf92c840a44ddef83fd8292

SHA1
4cde3bf1efe3861df0618e904dad92e7fcde34e4

SHA256
7641ed7a99a5a489816cdbdc3f368dbb7fad335243a615aa32f6898a74c2893d

SHA512
9290175a2fd4e061d6cb863d64d77343ae31084a2a7e6546c2151c315bac683ec34b96edac0db676335a068d848545aa54610e14af0fcd288c40e3c1add05c40

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

Filesize
320B

MD5
c48dcb319b6fa27e1b2a4d461c26456f

SHA1
25fd449e4c52638cafaa8dcb207d273902dfe094

SHA256
d3d9a48c3c87b8be8eb702f3dd64ac31dbf4fd85f554f64270825a98964bc27d

SHA512
e4fd960c75f3cb967ed372a40af2f3953ab4f729826960ea8d07436baf658fb23e6212763a47402cf23b66a0a60c2ad8c64db617e79e8a13e8674b12dec5d161

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

Filesize
320B

MD5
655df2cb7acb3b99870a628cb9ac636c

SHA1
54cd586ee915a7c6703eed03becb15c69ccb430f

SHA256
c7027a1672c7175a5e0d2ccbb29231e275ecc80cca0d0496636df8237b3e17b1

SHA512
b838bc9bd66195daf1be519f7ffafb5499877b07b2749e135508501601a93009cb14ab6ded708d1d54b76fac0a63d2fab3eb04776a9f7613d212e23ecc474d49

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/700-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/700-140-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/700-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/700-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/700-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1532-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1532-141-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads