Analysis
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max time kernel
147s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240319-en -
resource tags
arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system -
submitted
08-04-2024 01:22
Static task
static1
Behavioral task
behavioral1
Sample
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe
Resource
win10v2004-20240319-en
General
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Target
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe
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Size
812KB
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MD5
8881285f44d945c3c72e835582fc435d
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SHA1
648302dc8bbad23e2d8b3742a826bc29f5b99bc7
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SHA256
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850
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SHA512
5c242271d43b615df6251b4439b393b3d9db9aec2642b7a8638c04f4cb01f528c7311c125b6622a528a3b7340e603d599400c4d720b11b736dd74b7904fa76ba
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SSDEEP
12288:HCsLAMhHwgG3hh5qaYXDuCNE17NCKwNpJuRe9GMYRx/TvA/x6b0VeeaMZcxq2XIc:Pohh5qlzjC17UKwNpJHqWIMeZ40qX
Malware Config
Extracted
Protocol: smtp- Host:
mail.chairmanchairs.net - Port:
587 - Username:
[email protected] - Password:
info8676
Extracted
agenttesla
Protocol: smtp- Host:
mail.chairmanchairs.net - Port:
587 - Username:
[email protected] - Password:
info8676 - 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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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exedescription pid Process procid_target PID 228 set thread context of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exepid Process 4516 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 4516 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 4516 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exedescription pid Process Token: SeDebugPrivilege 4516 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exedescription pid Process procid_target PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105 PID 228 wrote to memory of 4516 228 626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe"C:\Users\Admin\AppData\Local\Temp\626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Users\Admin\AppData\Local\Temp\626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe"C:\Users\Admin\AppData\Local\Temp\626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516
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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 --no-appcompat-clear --mojo-platform-channel-handle=4132 --field-trial-handle=2260,i,4762972005863767630,9297428255150568035,262144 --variations-seed-version /prefetch:81⤵PID:3728
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\626b38978f47f29e45f43f77607f0cbf470bd125322f7f42fe1e23bb30786850.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3