Analysis
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max time kernel
121s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2023 09:20
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.4898.exe
Resource
win7-20231023-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.4898.exe
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Size
612KB
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MD5
7c136f72ed32e4ea0265922ba6308b0b
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SHA1
aa09251be76828379f94f71366c9b2310cca8670
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SHA256
1c1ffe1a97f66ee3f36058ba41beda34fe52b2a4ff3e10dbf487d3ead8ca8432
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SHA512
a1da550da0ee6ec1132bc619dd3891a48764b965b9a6337d4c4ea56ab36d4bfbe687f2003105a647b878abcc5275d1876324e06d14a0b35d33d68c7286216430
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SSDEEP
12288:63IU8S6eUdL0s4KmzUVaEUdtwP6tqWzBDsIt1EEUGGC3tUAY:QItSAdL0kZcdc6971EEa6t
Malware Config
Extracted
Protocol: smtp- Host:
smtp.nutiribio.com - Port:
587 - Username:
[email protected] - Password:
ATSzdD^8
Extracted
agenttesla
Protocol: smtp- Host:
smtp.nutiribio.com - Port:
587 - Username:
[email protected] - Password:
ATSzdD^8 - 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 ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/3236-6-0x0000000005930000-0x0000000005948000-memory.dmp family_zgrat_v1 -
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.
flow ioc 51 api.ipify.org 52 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3236 set thread context of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 2544 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 2544 SecuriteInfo.com.Win32.PWSX-gen.4898.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe Token: SeDebugPrivilege 2544 SecuriteInfo.com.Win32.PWSX-gen.4898.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3236 wrote to memory of 5044 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 105 PID 3236 wrote to memory of 5044 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 105 PID 3236 wrote to memory of 5044 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 105 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106 PID 3236 wrote to memory of 2544 3236 SecuriteInfo.com.Win32.PWSX-gen.4898.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3236 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"2⤵PID:5044
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4898.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2544
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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\SecuriteInfo.com.Win32.PWSX-gen.4898.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3