Analysis
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max time kernel
148s -
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
12-06-2024 02:30
Static task
static1
Behavioral task
behavioral1
Sample
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
Resource
win7-20240215-en
General
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Target
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
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Size
891KB
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MD5
c21a03ba2040ef6de6b522ce779a8399
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SHA1
59a91fd925902d7d21829a5a4d57765f69db1369
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SHA256
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305
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SHA512
fa92469d362d41e16a19ce615a341c4b8fd07805f5175074cbffc182733537f51f71e972029037bdf782dfdfcb47be33b7d35ca350e777fe3d9c0b1dc9905327
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SSDEEP
24576:thFgZKs71DI5AGSHHZsxeosZWve9hDYwwppqO:zFgZKMXGSZsxeosZ6YN/O
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.issssteel.com - Port:
587 - Username:
[email protected] - Password:
onyinyechi198724 - 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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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1668-27-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe -
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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 api.ipify.org 10 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription pid process target process PID 1676 set thread context of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
powershell.exeecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exeecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exepid process 2872 powershell.exe 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 1668 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 1668 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 2872 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exeecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exeecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription pid process Token: SeDebugPrivilege 2872 powershell.exe Token: SeDebugPrivilege 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe Token: SeDebugPrivilege 1668 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exepid process 1668 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription pid process target process PID 1676 wrote to memory of 2872 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 1676 wrote to memory of 2872 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 1676 wrote to memory of 2872 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 1676 wrote to memory of 4888 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 1676 wrote to memory of 4888 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 1676 wrote to memory of 4888 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 1676 wrote to memory of 5060 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 5060 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 5060 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 3568 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 3568 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 3568 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 1676 wrote to memory of 1668 1676 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IfNaEnvFOSaGpt.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2872 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IfNaEnvFOSaGpt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1519.tmp"2⤵
- Creates scheduled task(s)
PID:4888 -
C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"2⤵PID:5060
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C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"2⤵PID:3568
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C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1668
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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 --field-trial-handle=3792,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:81⤵PID:5036
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\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD588aaff135873053e289d3765c12356f7
SHA1e5683cb528cf22d92e7dbcf21c02782ed788854e
SHA25683d48269d5ca40089b8cfcd441032e5bd345db67afd4d4885cd6dace6c8e0c68
SHA512802dd00bf2a9c582fa3251d36203c31fe9aa05a7fe4a965161f3783e3e7ab538b4c7edd7da735e30b266b94015bd8648246d646beb3f1ed998aeb7f79768f70e