Analysis
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max time kernel
123s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2022 01:03
Static task
static1
Behavioral task
behavioral1
Sample
88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe
Resource
win10v2004-20220812-en
General
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Target
88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe
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Size
251KB
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MD5
1ebd94bb4f9585406016a1df35801037
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SHA1
be5aa367dd6923ac4d2d292202b0ccc5359e707e
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SHA256
88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907
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SHA512
bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6
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SSDEEP
6144:N53Lwwz0/mLCAVX7GZ09IwsvlzVkufEZse4gKt:N53Lwwz0/mmAVXKS+tBZ8ZsehK
Malware Config
Extracted
redline
boy
77.73.134.241:4691
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auth_value
a91fa8cc2cfaefc42a23c03faef44bd3
Signatures
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Detect Amadey credential stealer module 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll amadey_cred_module C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll amadey_cred_module -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe family_redline C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe family_redline behavioral1/memory/4724-145-0x00000000008F0000-0x0000000000918000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 35 4436 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
rovwer.exemana.exerovwer.exerovwer.exepid process 3448 rovwer.exe 4724 mana.exe 4432 rovwer.exe 996 rovwer.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exerovwer.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation rovwer.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4436 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
rovwer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mana.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000073001\\mana.exe" rovwer.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Program crash 3 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exepid pid_target process target process 2856 2592 WerFault.exe 88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe 1272 4432 WerFault.exe rovwer.exe 4180 996 WerFault.exe rovwer.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
mana.exerundll32.exepid process 4724 mana.exe 4724 mana.exe 4436 rundll32.exe 4436 rundll32.exe 4436 rundll32.exe 4436 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
mana.exedescription pid process Token: SeDebugPrivilege 4724 mana.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exerovwer.exedescription pid process target process PID 2592 wrote to memory of 3448 2592 88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe rovwer.exe PID 2592 wrote to memory of 3448 2592 88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe rovwer.exe PID 2592 wrote to memory of 3448 2592 88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe rovwer.exe PID 3448 wrote to memory of 1164 3448 rovwer.exe schtasks.exe PID 3448 wrote to memory of 1164 3448 rovwer.exe schtasks.exe PID 3448 wrote to memory of 1164 3448 rovwer.exe schtasks.exe PID 3448 wrote to memory of 4724 3448 rovwer.exe mana.exe PID 3448 wrote to memory of 4724 3448 rovwer.exe mana.exe PID 3448 wrote to memory of 4724 3448 rovwer.exe mana.exe PID 3448 wrote to memory of 4436 3448 rovwer.exe rundll32.exe PID 3448 wrote to memory of 4436 3448 rovwer.exe rundll32.exe PID 3448 wrote to memory of 4436 3448 rovwer.exe rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe"C:\Users\Admin\AppData\Local\Temp\88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe"C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 11442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2592 -ip 25921⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 4242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4432 -ip 44321⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 996 -s 4242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 996 -ip 9961⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeFilesize
251KB
MD51ebd94bb4f9585406016a1df35801037
SHA1be5aa367dd6923ac4d2d292202b0ccc5359e707e
SHA25688679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907
SHA512bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeFilesize
251KB
MD51ebd94bb4f9585406016a1df35801037
SHA1be5aa367dd6923ac4d2d292202b0ccc5359e707e
SHA25688679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907
SHA512bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeFilesize
251KB
MD51ebd94bb4f9585406016a1df35801037
SHA1be5aa367dd6923ac4d2d292202b0ccc5359e707e
SHA25688679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907
SHA512bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeFilesize
251KB
MD51ebd94bb4f9585406016a1df35801037
SHA1be5aa367dd6923ac4d2d292202b0ccc5359e707e
SHA25688679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907
SHA512bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6
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C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dllFilesize
126KB
MD5522adad0782501491314a78c7f32006b
SHA1e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA256351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
SHA5125f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
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C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dllFilesize
126KB
MD5522adad0782501491314a78c7f32006b
SHA1e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA256351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
SHA5125f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
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memory/996-168-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/996-167-0x00000000005EC000-0x000000000060A000-memory.dmpFilesize
120KB
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memory/1164-138-0x0000000000000000-mapping.dmp
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memory/2592-132-0x0000000000818000-0x0000000000837000-memory.dmpFilesize
124KB
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memory/2592-133-0x00000000022D0000-0x000000000230E000-memory.dmpFilesize
248KB
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memory/2592-134-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/2592-146-0x0000000000818000-0x0000000000837000-memory.dmpFilesize
124KB
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memory/2592-147-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3448-152-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3448-141-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3448-135-0x0000000000000000-mapping.dmp
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memory/3448-139-0x00000000007B8000-0x00000000007D7000-memory.dmpFilesize
124KB
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memory/3448-140-0x00000000006F0000-0x000000000072E000-memory.dmpFilesize
248KB
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memory/4432-165-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/4432-164-0x00000000005DC000-0x00000000005FA000-memory.dmpFilesize
120KB
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memory/4436-160-0x0000000000000000-mapping.dmp
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memory/4724-150-0x00000000052A0000-0x00000000052B2000-memory.dmpFilesize
72KB
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memory/4724-157-0x0000000006320000-0x0000000006370000-memory.dmpFilesize
320KB
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memory/4724-158-0x0000000006E00000-0x0000000006FC2000-memory.dmpFilesize
1.8MB
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memory/4724-159-0x0000000007500000-0x0000000007A2C000-memory.dmpFilesize
5.2MB
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memory/4724-156-0x00000000062A0000-0x0000000006316000-memory.dmpFilesize
472KB
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memory/4724-155-0x0000000006850000-0x0000000006DF4000-memory.dmpFilesize
5.6MB
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memory/4724-154-0x0000000006200000-0x0000000006292000-memory.dmpFilesize
584KB
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memory/4724-153-0x0000000005660000-0x00000000056C6000-memory.dmpFilesize
408KB
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memory/4724-151-0x0000000005300000-0x000000000533C000-memory.dmpFilesize
240KB
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memory/4724-149-0x0000000005370000-0x000000000547A000-memory.dmpFilesize
1.0MB
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memory/4724-148-0x0000000005840000-0x0000000005E58000-memory.dmpFilesize
6.1MB
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memory/4724-145-0x00000000008F0000-0x0000000000918000-memory.dmpFilesize
160KB
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memory/4724-142-0x0000000000000000-mapping.dmp