Analysis
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max time kernel
47s -
max time network
62s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
16/02/2023, 01:00
Static task
static1
Behavioral task
behavioral1
Sample
f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe
Resource
win10-20220812-en
General
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Target
f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe
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Size
483KB
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MD5
df41b1217078bd6b12e68907a184519c
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SHA1
d0e36bff18324827374dbab4f786da81b18167ba
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SHA256
f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9
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SHA512
8121443ad68ca20ee9502ad864ee2582883b1af2da6d77ba37bbd29848f2dd1c069acef2f544c7792600c2b2490326e86bc53eac792e74850c5588d2cf5ba590
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SSDEEP
12288:JMrXy90WApFMu1iiKEjLzKl6bCSYZB7SZrj76Y:mygMucMM7Sd7N
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dfv57HE.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dfv57HE.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" eqv42uh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" eqv42uh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" eqv42uh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dfv57HE.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dfv57HE.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" eqv42uh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dfv57HE.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" eqv42uh.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 4 IoCs
pid Process 5064 nIK35ya34.exe 1112 dfv57HE.exe 2776 eqv42uh.exe 3432 fGS78ds.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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" eqv42uh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dfv57HE.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features eqv42uh.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.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\\\"" f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce nIK35ya34.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\\\"" nIK35ya34.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
pid Process 1112 dfv57HE.exe 1112 dfv57HE.exe 2776 eqv42uh.exe 2776 eqv42uh.exe 3432 fGS78ds.exe 3432 fGS78ds.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1112 dfv57HE.exe Token: SeDebugPrivilege 2776 eqv42uh.exe Token: SeDebugPrivilege 3432 fGS78ds.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2572 wrote to memory of 5064 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 66 PID 2572 wrote to memory of 5064 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 66 PID 2572 wrote to memory of 5064 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 66 PID 5064 wrote to memory of 1112 5064 nIK35ya34.exe 67 PID 5064 wrote to memory of 1112 5064 nIK35ya34.exe 67 PID 5064 wrote to memory of 2776 5064 nIK35ya34.exe 68 PID 5064 wrote to memory of 2776 5064 nIK35ya34.exe 68 PID 5064 wrote to memory of 2776 5064 nIK35ya34.exe 68 PID 2572 wrote to memory of 3432 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 69 PID 2572 wrote to memory of 3432 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 69 PID 2572 wrote to memory of 3432 2572 f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe"C:\Users\Admin\AppData\Local\Temp\f6345cb07cec549f1eab47ccdf21b382dcd65ece24be29ecc3e82d11a5e848d9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIK35ya34.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIK35ya34.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfv57HE.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfv57HE.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1112
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqv42uh.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqv42uh.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2776
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGS78ds.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGS78ds.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3432
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
338KB
MD5001a865a5403fa829c8ef3c777b06e79
SHA1ee3a283bb5108e70f0163cef825b9b9c56a620ea
SHA256896b70b6e4bb5fa23fdd19dfd2f8cc50088896f4b2cf15bb5d6abde21030c347
SHA5126c0f95bf77c93a86fd44b47915f098a3b42ebbc4953b2878b9eb4412932726c00829c92f0878bf60628b60553b40bbe8925204302f9b016531fc0701d912842d
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Filesize
338KB
MD5001a865a5403fa829c8ef3c777b06e79
SHA1ee3a283bb5108e70f0163cef825b9b9c56a620ea
SHA256896b70b6e4bb5fa23fdd19dfd2f8cc50088896f4b2cf15bb5d6abde21030c347
SHA5126c0f95bf77c93a86fd44b47915f098a3b42ebbc4953b2878b9eb4412932726c00829c92f0878bf60628b60553b40bbe8925204302f9b016531fc0701d912842d
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
257KB
MD57a4d7ae3f43f3eb9053a6696e30966d8
SHA17faffac12b8f52a6e23aa4c2b684a7b61f1c036f
SHA256a490b798053c489286d6ad768c59d2e86fa200a31c25d4c1983f99b6d1946262
SHA512a1b4e949552916289e5b8fa30deb21c5988292c39bbdbc29147a8bf1e0b9f703b146ad37044fcce309d289c77bff9072eb27850053ba39ff09842d9e7c919201
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Filesize
257KB
MD57a4d7ae3f43f3eb9053a6696e30966d8
SHA17faffac12b8f52a6e23aa4c2b684a7b61f1c036f
SHA256a490b798053c489286d6ad768c59d2e86fa200a31c25d4c1983f99b6d1946262
SHA512a1b4e949552916289e5b8fa30deb21c5988292c39bbdbc29147a8bf1e0b9f703b146ad37044fcce309d289c77bff9072eb27850053ba39ff09842d9e7c919201