mydoom | 4328b22ed9d6b053803390a42083b09c7ab75f22517414b9fba7315231f44578

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 13:44

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General

Target

JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
Size

84KB
MD5

c99ee29bb7703327f3053770169fde24
SHA1

0b8f5cd807c2f0fa1a83271494422788b00d7ec3
SHA256

4328b22ed9d6b053803390a42083b09c7ab75f22517414b9fba7315231f44578
SHA512

34a107a0bf4051a422104ea06e1b5ad525a50fcaeb727421893d506d0c6ed451aa76c41ac27d16c232c3249ab063d09557f8b9377e57150fdaf801ba51cdd553
SSDEEP

1536:n87wc1aGNC0klI7CPpIFa6cwxaS+7Ly/Toi5+/EH:87wc1aOCo7CxI4wT+CZl

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3876-0-0x0000000000800000-0x000000000080D000-memory.dmp	family_mydoom
behavioral2/memory/3876-3-0x0000000000800000-0x000000000080D000-memory.dmp	family_mydoom
behavioral2/files/0x0003000000000717-7.dat	family_mydoom

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

Adds Run key to start application 2 TTPs 1 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\Traybar = "C:\\Windows\\lsass.exe"	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3876-0-0x0000000000800000-0x000000000080D000-memory.dmp	upx
behavioral2/memory/3876-3-0x0000000000800000-0x000000000080D000-memory.dmp	upx
behavioral2/files/0x0003000000000717-7.dat	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ink\sk-SK\ICQ 4 Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\Kazaa Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WinRAR.v.3.2.and.key.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\ICQ 4 Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Kazaa Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\Stationery\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\Winamp 5.0 (en).com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Winamp 5.0 (en) Crack.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\index.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ICQ 4 Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\Triedit\index.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\VGX\Harry Potter.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\Harry Potter.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\Winamp 5.0 (en) Crack.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\TextConv\ICQ 4 Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\uk-UA\ICQ 4 Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\el-GR\ICQ 4 Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\index.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\Winamp 5.0 (en).com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\Winamp 5.0 (en) Crack.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\Winamp 5.0 (en) Crack.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-PT\index.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\OFFICE16\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\bg-BG\Harry Potter.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\index.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\index.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Winamp 5.0 (en).com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\Kazaa Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\he-IL\WinRAR.v.3.2.and.key.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pl-PL\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\Kazaa Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lt-LT\index.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ru-RU\Harry Potter.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\ja-JP\Harry Potter.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\ICQ 4 Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\Winamp 5.0 (en).ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-BR\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\ICQ 4 Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\th-TH\WinRAR.v.3.2.and.key.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\WinRAR.v.3.2.and.key.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\ICQ 4 Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\ICQ 4 Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\Kazaa Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fi-FI\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\Winamp 5.0 (en) Crack.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\ICQ 4 Lite.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu\Winamp 5.0 (en).ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\Harry Potter.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Winamp 5.0 (en).com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\Harry Potter.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\WinRAR.v.3.2.and.key.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\Kazaa Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\fr-FR\Winamp 5.0 (en).exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\Source Engine\Winamp 5.0 (en).com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\index.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\Kazaa Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\Kazaa Lite.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\de-DE\ICQ 4 Lite.ShareReactor.com	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\index.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\lsass.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
File created	C:\Windows\lsass.exe	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c99ee29bb7703327f3053770169fde24.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\Common Files\microsoft shared\ink\ar-SA\Kazaa Lite.com

Filesize
84KB

MD5
c99ee29bb7703327f3053770169fde24

SHA1
0b8f5cd807c2f0fa1a83271494422788b00d7ec3

SHA256
4328b22ed9d6b053803390a42083b09c7ab75f22517414b9fba7315231f44578

SHA512
34a107a0bf4051a422104ea06e1b5ad525a50fcaeb727421893d506d0c6ed451aa76c41ac27d16c232c3249ab063d09557f8b9377e57150fdaf801ba51cdd553

Download Submit
memory/3876-0-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/3876-3-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads