Analysis
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max time kernel
48s -
max time network
56s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
28-03-2023 05:42
Static task
static1
Behavioral task
behavioral1
Sample
a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe
Resource
win10-20230220-en
General
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Target
a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe
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Size
694KB
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MD5
f7e8068aae41d81072ff34806a68bc04
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SHA1
4908e6f896ad332e1be47939e4a085e3b9dc90fd
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SHA256
a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473
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SHA512
792bd1c89a8afdf5c142e3b7bbbb3674206f5f6f78699d89663dc258847f3fc863ad44b8ab4a07f78e50916a70554ca541bb6437599267f3c3882fc7e85a7368
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SSDEEP
12288:+t0qsEAq3kh0snRy24PG5fgCo//RccvbiOpIWaEx7rOJZo+d+pOpB:NTPq0hpnUleChFDdp9aS7rOJ2G+EH
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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Processes:
jr307728.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr307728.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr307728.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr307728.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr307728.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr307728.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-147-0x0000000003860000-0x00000000038A6000-memory.dmp family_redline behavioral1/memory/2692-151-0x00000000064D0000-0x0000000006514000-memory.dmp family_redline behavioral1/memory/2692-153-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-154-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-156-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-158-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-160-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-162-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-164-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-166-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-168-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-170-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-172-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-174-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-176-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-178-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-180-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-182-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-184-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-186-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-188-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-190-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-192-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-194-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-196-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-198-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-200-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-202-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-204-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-206-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-208-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-210-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-212-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline behavioral1/memory/2692-214-0x00000000064D0000-0x000000000650F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
zibm2610.exejr307728.exeku031366.exelr901123.exepid process 2352 zibm2610.exe 3052 jr307728.exe 2692 ku031366.exe 4644 lr901123.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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Processes:
jr307728.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr307728.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exezibm2610.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zibm2610.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" zibm2610.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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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
jr307728.exeku031366.exelr901123.exepid process 3052 jr307728.exe 3052 jr307728.exe 2692 ku031366.exe 2692 ku031366.exe 4644 lr901123.exe 4644 lr901123.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
jr307728.exeku031366.exelr901123.exedescription pid process Token: SeDebugPrivilege 3052 jr307728.exe Token: SeDebugPrivilege 2692 ku031366.exe Token: SeDebugPrivilege 4644 lr901123.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exezibm2610.exedescription pid process target process PID 2076 wrote to memory of 2352 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe zibm2610.exe PID 2076 wrote to memory of 2352 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe zibm2610.exe PID 2076 wrote to memory of 2352 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe zibm2610.exe PID 2352 wrote to memory of 3052 2352 zibm2610.exe jr307728.exe PID 2352 wrote to memory of 3052 2352 zibm2610.exe jr307728.exe PID 2352 wrote to memory of 2692 2352 zibm2610.exe ku031366.exe PID 2352 wrote to memory of 2692 2352 zibm2610.exe ku031366.exe PID 2352 wrote to memory of 2692 2352 zibm2610.exe ku031366.exe PID 2076 wrote to memory of 4644 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe lr901123.exe PID 2076 wrote to memory of 4644 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe lr901123.exe PID 2076 wrote to memory of 4644 2076 a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe lr901123.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe"C:\Users\Admin\AppData\Local\Temp\a4a234c51122265a1fd4e08c17c8d18ddbac4b7cd9524c0f7804513bcae6d473.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibm2610.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibm2610.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr307728.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr307728.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku031366.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku031366.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2692 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr901123.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr901123.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4644
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5a3b183310744431c1ae8c6a9e5a8c00c
SHA1e14ba80f5a6c45928c2c1920d36aff461080361a
SHA25610f1c5840d50c1b7f270e354b6f28280a1f19336b37735dfe10069ca7990b9dc
SHA51248a2d4d43b4b4c71301a0feb33c6b4c702c6b4052b79b1b55790ada8dcf52850ad7746ee02d0b408e4390ac91e7f834fea4b03ad90324a03bcdf8df261fd95aa
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Filesize
175KB
MD5a3b183310744431c1ae8c6a9e5a8c00c
SHA1e14ba80f5a6c45928c2c1920d36aff461080361a
SHA25610f1c5840d50c1b7f270e354b6f28280a1f19336b37735dfe10069ca7990b9dc
SHA51248a2d4d43b4b4c71301a0feb33c6b4c702c6b4052b79b1b55790ada8dcf52850ad7746ee02d0b408e4390ac91e7f834fea4b03ad90324a03bcdf8df261fd95aa
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Filesize
388KB
MD57da91d63c271024c618c9988ce1f4604
SHA1f2173e9758baffce0ad82ce1b73523b803de1f99
SHA256403314199f08f27a5ddda772c8447ffc00b9034c49bd4e5d760a0446ae3ab3bc
SHA5123b78c1493e26375ba7f8561dd92f59c00b63c21a88a08473393c77951547774e2c9ebb63d4ddb467b320c44c35060726d81fdb3bf453d9e18d0c3ad51edde387
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Filesize
388KB
MD57da91d63c271024c618c9988ce1f4604
SHA1f2173e9758baffce0ad82ce1b73523b803de1f99
SHA256403314199f08f27a5ddda772c8447ffc00b9034c49bd4e5d760a0446ae3ab3bc
SHA5123b78c1493e26375ba7f8561dd92f59c00b63c21a88a08473393c77951547774e2c9ebb63d4ddb467b320c44c35060726d81fdb3bf453d9e18d0c3ad51edde387
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Filesize
11KB
MD55b143b7f6940e9de958b67626b1dbd87
SHA15ba04498673d2351a6be4139cb39f971a17fa3af
SHA2560e19dc7d29ce59c27cb95ee236362e67132028eef5142897003a78a0395297d2
SHA512bb35a3466ba62ab60d0861bf40be658dd2efbdd839aa4f4e7b3b631b2e39da4ab4674f583cd0319e143b4aa3c2bfd2b7988aaae790b7c3e7e6d4e2efcb04bcaa
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Filesize
11KB
MD55b143b7f6940e9de958b67626b1dbd87
SHA15ba04498673d2351a6be4139cb39f971a17fa3af
SHA2560e19dc7d29ce59c27cb95ee236362e67132028eef5142897003a78a0395297d2
SHA512bb35a3466ba62ab60d0861bf40be658dd2efbdd839aa4f4e7b3b631b2e39da4ab4674f583cd0319e143b4aa3c2bfd2b7988aaae790b7c3e7e6d4e2efcb04bcaa
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Filesize
345KB
MD58a012bcfba83ac9642a3556bbbb63d03
SHA149c2d3e80367abd491353781d6596dd5eeb76962
SHA256df403a44af2b45dcfdb80f7d89e8f186f41fce7fa4e819f8efa68b4e30b29613
SHA51222f59aa00e0748f84d575cb67cb1ff1bdb6d45c1cf6ea6e377dea9c8759540375dc89e572bd4f500deeb23981d4a79de89fb6213cb6225df07c5e2a6b9c00518
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Filesize
345KB
MD58a012bcfba83ac9642a3556bbbb63d03
SHA149c2d3e80367abd491353781d6596dd5eeb76962
SHA256df403a44af2b45dcfdb80f7d89e8f186f41fce7fa4e819f8efa68b4e30b29613
SHA51222f59aa00e0748f84d575cb67cb1ff1bdb6d45c1cf6ea6e377dea9c8759540375dc89e572bd4f500deeb23981d4a79de89fb6213cb6225df07c5e2a6b9c00518