dde6c95bd8ed3e0cb87234611a3fa23b06e48faed84f5c331cfafa1bff007c4d

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 12:53

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General

Target

34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
Size

119KB
MD5

34cdbfd3e2775f97daad1645ef6e26ae
SHA1

e17f0da7a2aa2ce121734f627164285dfdc41013
SHA256

dde6c95bd8ed3e0cb87234611a3fa23b06e48faed84f5c331cfafa1bff007c4d
SHA512

ea1bbc5a40bb30b59a10d946b3ffdc63b3d29b1be4053122ceb8860e5e57a974169aa90f917e959fc70285522d494831e5bcfca521d7eb61e4254c658c5913b8
SSDEEP

1536:ZQSRt9VsK79BZ3basVhbFUl9+AqJaCPe+uXVdur4dTD9QN15kvH:Gi/VsKLZrpVhh8FQZuaMdX01o

Score

10^/10

evasion persistence privilege_escalation upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe:*:Enabled:SystemVersion"	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1772-0-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/1772-1-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/1772-10-0x0000000000400000-0x000000000044C000-memory.dmp	upx

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\himem.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe -s"	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SoundMnEx32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe"	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\diagisr.dll	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\isrprf32.dll	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\isrprov.exe	34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\34cdbfd3e2775f97daad1645ef6e26ae_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Adds Run key to start application
- Drops file in System32 directory
PID:1772

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1772-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1772-1-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1772-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads