Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
13/06/2024, 02:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe
Resource
win7-20240611-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe
Resource
win10v2004-20240508-en
8 signatures
150 seconds
General
- Target 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe
- Size 3.1MB
- Sample240613-cld4qavalk
- SHA256 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498
- MD5 53b531dfe9309774391b52de91449423
- SHA1 f2a2f892feb72803c554a21540f175a680277ece
- SHA512 ea8355029a1965c7102e8d76905dc04d044ec6178b0743438bbab9d73883c4fbfe356d95a15bc3d678b9093646510152178cd8aec60dbadf681c3415ad975ef8
- SSDEEP 12288:oQSzU0TUej74KnT1jCDqmKRC9mKxOmskgvykRiJAVU:2zU0VjcKnT1eZKNKxshvR0JAVU
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.oserfech.eu
-
Port
587
-
Username
-
Password
Epicoffice@2024
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\plQRcallie = "C:\\Users\\Admin\\AppData\\Roaming\\plQRcallie\\plQRcallie.exe" jsc.exe - Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 3 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3148 set thread context of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2452 jsc.exe 2452 jsc.exe 2452 jsc.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2452 jsc.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2452 jsc.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93 PID 3148 wrote to memory of 2452 3148 5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe"C:\Users\Admin\AppData\Local\Temp\5d56a7fc74c549ab9fec44146a41bbf7f656dd4fb23360617a6e10fe7aa41498.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3148 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2452
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4456,i,2607710392823067546,4648797561512801463,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:81⤵PID:4300