Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 17:55
Static task
static1
Behavioral task
behavioral1
Sample
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe
Resource
win10v2004-20231127-en
General
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Target
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe
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Size
686KB
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MD5
f6e02bb059c25f2ec8b7ba6377f6513e
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SHA1
99beb70b4587e1c0d480303a572ce37df1124d58
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SHA256
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f
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SHA512
0077b1c72f2b3f3af61c0c05515d9601c452bed0ca8d0fbfd9e9750b0d7518d2c0544fd134b4e07a2d72f7941240d76af960e56ed26768d0d8f9819a16f7280f
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SSDEEP
12288:AMcopox4ZDusU/lXmOQYwYsako7rtTRwyt2ZvEuv8BtXOUcUO9xcK:+ewX8kk8HC3c
Malware Config
Extracted
Protocol: smtp- Host:
nl10.nlkoddos.com - Port:
587 - Username:
[email protected] - Password:
k[yH!8Z$AE;d
Extracted
agenttesla
Protocol: smtp- Host:
nl10.nlkoddos.com - Port:
587 - Username:
[email protected] - Password:
k[yH!8Z$AE;d - 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 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 24 api.ipify.org 25 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exedescription pid process target process PID 3808 set thread context of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exepid process 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 3792 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 3792 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exedescription pid process Token: SeDebugPrivilege 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe Token: SeDebugPrivilege 3792 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exepid process 3792 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exedescription pid process target process PID 3808 wrote to memory of 3396 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3396 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3396 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe PID 3808 wrote to memory of 3792 3808 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe 5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"2⤵PID:3396
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C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"C:\Users\Admin\AppData\Local\Temp\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3792
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\5e34fe6ea5ee7b8093f2b8e827441b7ccdf1cd11480bfd974e38ce047d91058f.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3