General
-
Target
JaffaCakes118_e81e9661ae6ef2c2cc1bf1162dff385c
-
Size
564KB
-
Sample
250504-bfqpwshj5x
-
MD5
e81e9661ae6ef2c2cc1bf1162dff385c
-
SHA1
261afeaded4c77690800f2f4c7c1ceddd6e70f2a
-
SHA256
9aaddf55f0c6dd8cd2452ce564f7f373037c71d204a77c1230f16039f26ffbfd
-
SHA512
5f696f3278c4a05528e8f3088c1d62063ed4b41db41b4a25267bf9c6a6ae75cf659bac8645416b2d5c8ad181a4c284a0ad2c50e079080904b2e258cbc045f951
-
SSDEEP
6144:0KEGlVcJboOtGY8q75yKC2qJDrNRlpwPBYgZ9fVU93eJwN6QFbSpO4XcA2n4aA8:0Kr3QboC9qLGKgZKe4HYpHvcbT
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_e81e9661ae6ef2c2cc1bf1162dff385c.exe
Resource
win10v2004-20250502-en
Malware Config
Targets
-
-
Target
JaffaCakes118_e81e9661ae6ef2c2cc1bf1162dff385c
-
Size
564KB
-
MD5
e81e9661ae6ef2c2cc1bf1162dff385c
-
SHA1
261afeaded4c77690800f2f4c7c1ceddd6e70f2a
-
SHA256
9aaddf55f0c6dd8cd2452ce564f7f373037c71d204a77c1230f16039f26ffbfd
-
SHA512
5f696f3278c4a05528e8f3088c1d62063ed4b41db41b4a25267bf9c6a6ae75cf659bac8645416b2d5c8ad181a4c284a0ad2c50e079080904b2e258cbc045f951
-
SSDEEP
6144:0KEGlVcJboOtGY8q75yKC2qJDrNRlpwPBYgZ9fVU93eJwN6QFbSpO4XcA2n4aA8:0Kr3QboC9qLGKgZKe4HYpHvcbT
-
Modifies WinLogon for persistence
-
Pykspa family
-
UAC bypass
-
Detect Pykspa worm
-
Adds policy Run key to start application
-
Disables RegEdit via registry modification
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Impair Defenses: Safe Mode Boot
-
Adds Run key to start application
-
Checks whether UAC is enabled
-
Hijack Execution Flow: Executable Installer File Permissions Weakness
Possible Turn off User Account Control's privilege elevation for standard users.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
-
Drops file in System32 directory
-
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
5