Analysis
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max time kernel
154s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
08-05-2022 22:40
Static task
static1
Behavioral task
behavioral1
Sample
f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe
Resource
win10v2004-20220414-en
General
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Target
f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe
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Size
8.4MB
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MD5
97cd76c1b4ce16f65746997299f7a6ac
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SHA1
603f00ff7dcb9598e6cbe4cb27188f6b27667eec
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SHA256
f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3
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SHA512
0a7718dc68d7adfe4ad879cfae95c208ce3c727115ba10b737c9885ca2f2b18ee6bfbc287431a9d751a24452e7c7464620e56c46a80841384cbdc79386480bbc
Malware Config
Signatures
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Poullight Stealer Payload 6 IoCs
resource yara_rule behavioral1/memory/1304-57-0x000000000C9A0000-0x000000000D1DE000-memory.dmp family_poullight behavioral1/files/0x00090000000126e7-61.dat family_poullight behavioral1/files/0x00090000000126e7-62.dat family_poullight behavioral1/files/0x00090000000126e7-59.dat family_poullight behavioral1/files/0x00090000000126e7-58.dat family_poullight behavioral1/memory/1584-63-0x0000000000D40000-0x0000000000D5E000-memory.dmp family_poullight -
Executes dropped EXE 1 IoCs
pid Process 1584 ZWf.exe -
Loads dropped DLL 2 IoCs
pid Process 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe -
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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1584 ZWf.exe 1584 ZWf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1584 ZWf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1304 wrote to memory of 1584 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe 28 PID 1304 wrote to memory of 1584 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe 28 PID 1304 wrote to memory of 1584 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe 28 PID 1304 wrote to memory of 1584 1304 f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe"C:\Users\Admin\AppData\Local\Temp\f2e2e785915aa7ed50c91b501b876ac63c331e55ca6bfeee65e7743a8186e5a3.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\ZWf.exe"C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\ZWf.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1584
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
97KB
MD5027bab0544eb91583e54a27cf967b167
SHA1b108f8c6cbfb7c2b8b44d4b2263ceb97b1414044
SHA2568f7ec48b5c3e52f3e09b3dc35f180a82c2b0dac269a84e7cd1f8127b8fad7ec4
SHA51234d324375180ca81dd9710b60cd39c201fb22df54bd886310875d21c8b59f89ef0dfeea24f1233ff868848c0b9b481ab96734022d3398b4b89be863a2cbeee84
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Filesize
97KB
MD5027bab0544eb91583e54a27cf967b167
SHA1b108f8c6cbfb7c2b8b44d4b2263ceb97b1414044
SHA2568f7ec48b5c3e52f3e09b3dc35f180a82c2b0dac269a84e7cd1f8127b8fad7ec4
SHA51234d324375180ca81dd9710b60cd39c201fb22df54bd886310875d21c8b59f89ef0dfeea24f1233ff868848c0b9b481ab96734022d3398b4b89be863a2cbeee84
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Filesize
97KB
MD5027bab0544eb91583e54a27cf967b167
SHA1b108f8c6cbfb7c2b8b44d4b2263ceb97b1414044
SHA2568f7ec48b5c3e52f3e09b3dc35f180a82c2b0dac269a84e7cd1f8127b8fad7ec4
SHA51234d324375180ca81dd9710b60cd39c201fb22df54bd886310875d21c8b59f89ef0dfeea24f1233ff868848c0b9b481ab96734022d3398b4b89be863a2cbeee84
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Filesize
97KB
MD5027bab0544eb91583e54a27cf967b167
SHA1b108f8c6cbfb7c2b8b44d4b2263ceb97b1414044
SHA2568f7ec48b5c3e52f3e09b3dc35f180a82c2b0dac269a84e7cd1f8127b8fad7ec4
SHA51234d324375180ca81dd9710b60cd39c201fb22df54bd886310875d21c8b59f89ef0dfeea24f1233ff868848c0b9b481ab96734022d3398b4b89be863a2cbeee84