Analysis
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max time kernel
151s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2023 03:34
Static task
static1
Behavioral task
behavioral1
Sample
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe
Resource
win10v2004-20231127-en
General
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Target
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe
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Size
702KB
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MD5
f87399530de4ad4f35a5b4e171b073be
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SHA1
20043466363a943c2d260c56a52a0c8f66db9e7f
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SHA256
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae
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SHA512
ae92f95178ec9acd52b3c75f0cc01bce454d88ae25560a0c3221e51da076c00f140ed324ad8a90f5612d5115251ea78190e4036bacfee0773169e9f7fd2fef23
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SSDEEP
12288:+7l5nF83YtMiNILH0lBEz7vWQSvTZb0nRvn09MYELU2k3ujojoI4UJgucZ4lz4dU:+lEYOiNHlBEz7vWxvynxn90CM8IHr04j
Malware Config
Extracted
Protocol: smtp- Host:
mail.officeemailbackup.com - Port:
587 - Username:
[email protected] - Password:
nqSvd}lzdUt1
Extracted
agenttesla
Protocol: smtp- Host:
mail.officeemailbackup.com - Port:
587 - Username:
[email protected] - Password:
nqSvd}lzdUt1 - 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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 57 api.ipify.org 58 api.ipify.org 61 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exedescription pid process target process PID 1732 set thread context of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exepid process 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 4932 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 4932 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exedescription pid process Token: SeDebugPrivilege 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe Token: SeDebugPrivilege 4932 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exepid process 4932 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exedescription pid process target process PID 1732 wrote to memory of 1372 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 1372 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 1372 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 1944 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 1944 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 1944 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4912 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4912 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4912 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe PID 1732 wrote to memory of 4932 1732 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe 55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"2⤵PID:1372
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C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"2⤵PID:1944
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C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"2⤵PID:4912
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C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"C:\Users\Admin\AppData\Local\Temp\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4932
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\55333ccf924e391b2c042b45ce6fe1d7293d7b4fd287f7f3621a8d5247238bae.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3