Analysis
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max time kernel
36s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
01/05/2023, 17:15
Behavioral task
behavioral1
Sample
fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe
Resource
win7-20230220-en
General
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Target
fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe
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Size
66KB
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MD5
82939ee2605a46e68018d5b075ef8e7a
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SHA1
6579b9eb62650df681b9ddc870d1012d23b85b09
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SHA256
fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3
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SHA512
2eb55b7c6a92bae97c2399fc446ad0556e885290f9968d5405187d8c1bd6137db31c30cbfda8360206cb92246d0a50bd35f7585a2cd6d50a526ea40b335055d5
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SSDEEP
1536:v2UukvF1tkk/hEYRo2NQphePvUgcKu5UYF5KzUWudRj5sjsjObUu/+tfPQNnr/rR:v2JkvF1tkXKu5UYF5KzhuDj5sjIObUlE
Malware Config
Extracted
asyncrat
| Edit 3LOSH RAT
Default
mikedonohue.kozow.com:30305
AsyncMutex_6SI8OkPnk
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Async RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2028-54-0x0000000000840000-0x0000000000856000-memory.dmp asyncrat behavioral1/memory/2028-74-0x00000000004D0000-0x00000000004F8000-memory.dmp asyncrat -
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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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2028 fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2028 fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2028 fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe"C:\Users\Admin\AppData\Local\Temp\fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2028
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
62KB
MD53ac860860707baaf32469fa7cc7c0192
SHA1c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c
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Filesize
164KB
MD54ff65ad929cd9a367680e0e5b1c08166
SHA1c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27