Analysis
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max time kernel
135s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 01:22
Static task
static1
Behavioral task
behavioral1
Sample
7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe
Resource
win10v2004-20230220-en
General
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Target
7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe
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Size
690KB
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MD5
134d98e30f279b63eb5e6b0e3e182028
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SHA1
d2475cff17f3610bf623ebaca1ef1beeba9290b7
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SHA256
7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de
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SHA512
07cc0633eab70c7b182ce6ae438fa11392a38c67184bf0ca76aeb5d881dee89378d0f1429e625c7e5afa6d67578318756dd956769386747d2d41389212ae4bae
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SSDEEP
12288:VMr+y90CKY7PsFmatnLOOyd65hLuK5K4wp80iLOcvxFHmfigyIJD1z:DykY7PoCLwfaKp44zTHmagBd
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro2578.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2578.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2578.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2578.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2578.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro2578.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/460-193-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-194-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-196-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-198-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-200-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-202-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-204-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-206-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-208-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-210-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-212-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-214-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-216-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-218-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-220-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-222-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-224-0x0000000006600000-0x000000000663F000-memory.dmp family_redline behavioral1/memory/460-226-0x0000000006600000-0x000000000663F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2724 un440260.exe 3984 pro2578.exe 460 qu5188.exe 1212 si054014.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro2578.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2578.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 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\\\"" un440260.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.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\\\"" 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un440260.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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Program crash 2 IoCs
pid pid_target Process procid_target 4144 3984 WerFault.exe 83 1996 460 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3984 pro2578.exe 3984 pro2578.exe 460 qu5188.exe 460 qu5188.exe 1212 si054014.exe 1212 si054014.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3984 pro2578.exe Token: SeDebugPrivilege 460 qu5188.exe Token: SeDebugPrivilege 1212 si054014.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3776 wrote to memory of 2724 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 82 PID 3776 wrote to memory of 2724 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 82 PID 3776 wrote to memory of 2724 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 82 PID 2724 wrote to memory of 3984 2724 un440260.exe 83 PID 2724 wrote to memory of 3984 2724 un440260.exe 83 PID 2724 wrote to memory of 3984 2724 un440260.exe 83 PID 2724 wrote to memory of 460 2724 un440260.exe 89 PID 2724 wrote to memory of 460 2724 un440260.exe 89 PID 2724 wrote to memory of 460 2724 un440260.exe 89 PID 3776 wrote to memory of 1212 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 93 PID 3776 wrote to memory of 1212 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 93 PID 3776 wrote to memory of 1212 3776 7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe"C:\Users\Admin\AppData\Local\Temp\7075b881ae6f53ced4ef6677fca5bf50c2b530dc778608780de8c8e6065fb3de.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3776 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un440260.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un440260.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2578.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2578.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 10804⤵
- Program crash
PID:4144
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5188.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5188.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 13484⤵
- Program crash
PID:1996
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si054014.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si054014.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3984 -ip 39841⤵PID:4488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 460 -ip 4601⤵PID:860
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5f71d793d38ca31b0d746db29709c038a
SHA1f0c903b9c7626fd490f772c27c0f905c49e5cdc0
SHA2562644cc1146374af28b444ee23fd55bcb60de9fff9a74a97739f893632f988c43
SHA5127589982faf268dcc32850bb676754f6e4c2c585a542133a9d131a37c49dfad77769d9c9c239f41b70444e9b70763d78d13ba58c117d911d929f660f2d9524a17
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Filesize
175KB
MD5f71d793d38ca31b0d746db29709c038a
SHA1f0c903b9c7626fd490f772c27c0f905c49e5cdc0
SHA2562644cc1146374af28b444ee23fd55bcb60de9fff9a74a97739f893632f988c43
SHA5127589982faf268dcc32850bb676754f6e4c2c585a542133a9d131a37c49dfad77769d9c9c239f41b70444e9b70763d78d13ba58c117d911d929f660f2d9524a17
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Filesize
548KB
MD58eb7cea35e9520579824646ae197a947
SHA1b9223137b431cc5c5020824f9bfcb74934dd701a
SHA256975970cd88c1e496e4650bf89b4f14bf3febc078ccbc80dfde5085c526ed468d
SHA512eeb7c9619c9abf73d2434fdf9107e41774fdd36d710a3a90364c7c04a5f52628638b12dc9a0552e5d7268485947fa17b4ffef23cf3daac99b41a6bda4b79ee37
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Filesize
548KB
MD58eb7cea35e9520579824646ae197a947
SHA1b9223137b431cc5c5020824f9bfcb74934dd701a
SHA256975970cd88c1e496e4650bf89b4f14bf3febc078ccbc80dfde5085c526ed468d
SHA512eeb7c9619c9abf73d2434fdf9107e41774fdd36d710a3a90364c7c04a5f52628638b12dc9a0552e5d7268485947fa17b4ffef23cf3daac99b41a6bda4b79ee37
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Filesize
291KB
MD531b757e39b8cffad584e995ddece43f7
SHA1b5e745a42e4a0ef6f9a426f51f0213eefcffb474
SHA256e3b3ecdf906ea82ade11e6f888e680af24e75705c260e73106428b580fee7282
SHA5121ee195aea28a583ee879becea54e4aa0732f6d18793c34dfe9726cf7f4c6567d65d1126967af0d0bc72e3837f2fbf62acba3678f67b655e6179aad2747bb10ac
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Filesize
291KB
MD531b757e39b8cffad584e995ddece43f7
SHA1b5e745a42e4a0ef6f9a426f51f0213eefcffb474
SHA256e3b3ecdf906ea82ade11e6f888e680af24e75705c260e73106428b580fee7282
SHA5121ee195aea28a583ee879becea54e4aa0732f6d18793c34dfe9726cf7f4c6567d65d1126967af0d0bc72e3837f2fbf62acba3678f67b655e6179aad2747bb10ac
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Filesize
345KB
MD5c3b79a9394fbce1868cc46769ed71096
SHA17b4f5b9ef293b8f0ae0f769e067d209d289ae8f0
SHA2567f06026c7f888efefab4a2015b302dc87d66fb7e1bac3651004c16a439507835
SHA51206be09399f49a525a6f7734d28d5778b444cdf4ee55d33086acf1f13622316ff954cd6c785836e27d6b5e88b293cb3b97077945ff915d27a98240702a56af926
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Filesize
345KB
MD5c3b79a9394fbce1868cc46769ed71096
SHA17b4f5b9ef293b8f0ae0f769e067d209d289ae8f0
SHA2567f06026c7f888efefab4a2015b302dc87d66fb7e1bac3651004c16a439507835
SHA51206be09399f49a525a6f7734d28d5778b444cdf4ee55d33086acf1f13622316ff954cd6c785836e27d6b5e88b293cb3b97077945ff915d27a98240702a56af926