Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
12-06-2024 01:42
Static task
static1
Behavioral task
behavioral1
Sample
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe
Resource
win10v2004-20240611-en
General
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Target
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe
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Size
753KB
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MD5
41ec13547c155db2bfcb4035368f2ddc
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SHA1
bf1dd45f554c246225104c2f7874cdb7cab9f91f
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SHA256
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a
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SHA512
a0713ba4c5aab008f86c0d3947b6684e711609bdb06601c65ab142a7d60b05933dbfeed906a34a3045ddff646ef22b5e9c95168dd2aef0e30b610ac520c3c6f7
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SSDEEP
12288:i+B2K2IU98H7+zhEpvRFOfjOIqkOc3GwGg7DCvJvzCjB1CC2TACR5leZlNc:aIUg7AGOKI7Wj6DCtCLCCMA+erC
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.ekolev.com.tr - Port:
587 - Username:
[email protected] - Password:
Ekol.1071 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\JWxJzQW = "C:\\Users\\Admin\\AppData\\Roaming\\JWxJzQW\\JWxJzQW.exe" f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exedescription pid process target process PID 4964 set thread context of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exepowershell.exepid process 4928 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe 4928 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe 5076 powershell.exe 5076 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exepowershell.exedescription pid process Token: SeDebugPrivilege 4928 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe Token: SeDebugPrivilege 5076 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exedescription pid process target process PID 4964 wrote to memory of 5076 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe powershell.exe PID 4964 wrote to memory of 5076 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe powershell.exe PID 4964 wrote to memory of 5076 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe powershell.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe PID 4964 wrote to memory of 4928 4964 f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe"C:\Users\Admin\AppData\Local\Temp\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4964 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5076 -
C:\Users\Admin\AppData\Local\Temp\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe"C:\Users\Admin\AppData\Local\Temp\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4928
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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 --field-trial-handle=3984,i,4778049104057176787,6631751660692402210,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:81⤵PID:3736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f47a77d7238fe78b69a9052c64eb5877509e3b38e647b73a297a129bdefe7e5a.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82