Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
18/05/2024, 03:32
General
- Target 52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe
- Size 823KB
- Sample240518-d33zvaac22
- SHA256 ab1ee0b548744b3e7892af6517a41f37b462856e0b744bd9ad58af079771db33
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.privateemail.com
-
Port
587
-
Username
-
Password
gnaeask@2015
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.privateemail.com
-
Port
587
-
Username
-
Password
gnaeask@2015
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FqAAmXG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCBB7.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
52da5d6ab23109e68174667433a7f36a_JaffaCakes118.exe.log
tmpCBB7.tmp
memory/1476-12-0x0000000005160000-0x0000000005166000-memory.dmp
memory/1476-13-0x0000000005C40000-0x0000000005C94000-memory.dmp
memory/1476-4-0x0000000004C70000-0x0000000004D02000-memory.dmp
memory/1476-5-0x0000000004C30000-0x0000000004C3A000-memory.dmp
memory/1476-6-0x0000000004EC0000-0x0000000004F16000-memory.dmp
memory/1476-7-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1476-8-0x0000000004E20000-0x0000000004E38000-memory.dmp
memory/1476-9-0x000000007480E000-0x000000007480F000-memory.dmp
memory/1476-10-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1476-2-0x0000000004B10000-0x0000000004BAC000-memory.dmp
memory/1476-3-0x0000000005180000-0x0000000005724000-memory.dmp
memory/1476-0-0x000000007480E000-0x000000007480F000-memory.dmp
memory/1476-11-0x0000000005BD0000-0x0000000005C42000-memory.dmp
memory/1476-23-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1476-1-0x0000000000100000-0x00000000001D4000-memory.dmp
memory/4644-22-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/4644-19-0x0000000000400000-0x0000000000450000-memory.dmp
memory/4644-24-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/4644-25-0x0000000005350000-0x0000000005368000-memory.dmp
memory/4644-26-0x00000000059B0000-0x0000000005A16000-memory.dmp
memory/4644-27-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/4644-28-0x00000000064A0000-0x00000000064F0000-memory.dmp