Analysis
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max time kernel
116s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-08-2024 08:01
Behavioral task
behavioral1
Sample
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe
Resource
win10v2004-20240802-en
General
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Target
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe
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Size
1.9MB
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MD5
b0b0b09a9bf3348c6746cae342dff4b6
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SHA1
6add2fe6a76201390ecc2e950203fadeca3f0161
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SHA256
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509
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SHA512
edae9f061474d4979a02374d417d01268bd053a4127586245c13fe9d28bc46b967fd3e4dd6e3e513ce686efa12257951a439086c4252da67cb364b21569f3d03
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SSDEEP
24576:VU+i4hqrt8ZgqiPYV/OIMZ9JeMorwzh+9dhYCOQ1CqKZJzajUN3de/:mrt8Sq3VOFloIs9YjQka2e/
Malware Config
Signatures
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PureLog Stealer
PureLog Stealer is an infostealer written in C#.
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PureLog Stealer payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1776-1-0x0000000000E90000-0x0000000001074000-memory.dmp family_purelog_stealer -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exedescription pid process target process PID 1776 created 3468 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe Explorer.EXE -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
Processes:
InstallUtil.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook InstallUtil.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pwmmxw = "C:\\Users\\Admin\\AppData\\Roaming\\Pwmmxw.exe" 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exedescription pid process target process PID 1776 set thread context of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exeInstallUtil.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exeInstallUtil.exepid process 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe 1928 InstallUtil.exe 1928 InstallUtil.exe 1928 InstallUtil.exe 1928 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe Token: SeDebugPrivilege 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe Token: SeDebugPrivilege 1928 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exedescription pid process target process PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe PID 1776 wrote to memory of 1928 1776 1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe InstallUtil.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3468
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C:\Users\Admin\AppData\Local\Temp\1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe"C:\Users\Admin\AppData\Local\Temp\1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1928
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
124KB
MD59618e15b04a4ddb39ed6c496575f6f95
SHA11c28f8750e5555776b3c80b187c5d15a443a7412
SHA256a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab
SHA512f802582aa7510f6b950e3343b0560ffa9037c6d22373a6a33513637ab0f8e60ed23294a13ad8890935b02c64830b5232ba9f60d0c0fe90df02b5da30ecd7fa26
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Filesize
116KB
MD5f70aa3fa04f0536280f872ad17973c3d
SHA150a7b889329a92de1b272d0ecf5fce87395d3123
SHA2568d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA51230675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84
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Filesize
114KB
MD53cfabadfcb05a77b204fe1a6b09a5c90
SHA1f106b5ed22265e64bc61dc5cf1e2d33ed12ec18d
SHA256693617c470d7472e751d872341061cfb663f22ee95bdb42f9db01f02cb90df9c
SHA512d5502023a17213919e2e991f5ba2d0d2c08223fd489d876a47a37239b637d03ace9cb9b92deb71460ae4030194ca49ce9e9752e0bf2ccbcd297dc5afe62a4e7b
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad