Analysis
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max time kernel
78s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24/03/2023, 16:04
Static task
static1
Behavioral task
behavioral1
Sample
11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe
Resource
win10v2004-20230220-en
General
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Target
11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe
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Size
540KB
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MD5
dbd4a49a01bc56e9f064acfa41e7554c
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SHA1
d386a6308131c651e2f5bb781958896af642d7ca
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SHA256
11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508
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SHA512
600c10e27f2d7d77a4ab71c00016e9101e95c5a9833d808d231f4e31caae729e0e1ac821d8a30dc95237fa51956ea0fa68977aec9bf111c04c36fdd2a16c9073
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SSDEEP
12288:dMrIy90DhzYHfWheJV4RMsPMkbrjySwvz01WRxig94:dyyxkfz+RMhMXyS8yWHW
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Extracted
redline
gena
193.233.20.32:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6856.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6856.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6856.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro6856.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6856.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6856.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/1552-157-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-158-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-160-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-162-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-164-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-166-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-168-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-170-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-172-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-174-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-176-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-178-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-180-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-182-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-184-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-186-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-188-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-190-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-192-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-194-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-196-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-198-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-200-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-202-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-204-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-206-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-208-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-210-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-212-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-214-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-216-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-218-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/1552-220-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1480 unio8227.exe 1668 pro6856.exe 1552 qu2917.exe 2224 si183497.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\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6856.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 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.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\\\"" 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8227.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\\\"" unio8227.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 1 IoCs
pid pid_target Process procid_target 3572 1552 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1668 pro6856.exe 1668 pro6856.exe 1552 qu2917.exe 1552 qu2917.exe 2224 si183497.exe 2224 si183497.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1668 pro6856.exe Token: SeDebugPrivilege 1552 qu2917.exe Token: SeDebugPrivilege 2224 si183497.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4492 wrote to memory of 1480 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 85 PID 4492 wrote to memory of 1480 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 85 PID 4492 wrote to memory of 1480 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 85 PID 1480 wrote to memory of 1668 1480 unio8227.exe 86 PID 1480 wrote to memory of 1668 1480 unio8227.exe 86 PID 1480 wrote to memory of 1552 1480 unio8227.exe 93 PID 1480 wrote to memory of 1552 1480 unio8227.exe 93 PID 1480 wrote to memory of 1552 1480 unio8227.exe 93 PID 4492 wrote to memory of 2224 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 99 PID 4492 wrote to memory of 2224 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 99 PID 4492 wrote to memory of 2224 4492 11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe"C:\Users\Admin\AppData\Local\Temp\11930343036fdc5a939cb9204ddda2afb77bea60a1ddf80c0e124d98dba8f508.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8227.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8227.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6856.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6856.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2917.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2917.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1552 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 16324⤵
- Program crash
PID:3572
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si183497.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si183497.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1552 -ip 15521⤵PID:3892
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
398KB
MD56ad61dc23a125bc9c1bb81f23fbfce22
SHA13ee3fecb333c7f891a5287d015d52b7a76eb7247
SHA2561c2951598c5a18ea38edf50e0f66d88580c1a46499a86d3e59e48a39d3ecc301
SHA512500d17134abd750119c124be9819930e21ff2af654c3ce60f0140b5f9ede25f1ce00212e38c6a9f2c34af508601e1a794b160f3850e801cef75872350037277c
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Filesize
398KB
MD56ad61dc23a125bc9c1bb81f23fbfce22
SHA13ee3fecb333c7f891a5287d015d52b7a76eb7247
SHA2561c2951598c5a18ea38edf50e0f66d88580c1a46499a86d3e59e48a39d3ecc301
SHA512500d17134abd750119c124be9819930e21ff2af654c3ce60f0140b5f9ede25f1ce00212e38c6a9f2c34af508601e1a794b160f3850e801cef75872350037277c
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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
357KB
MD5e384f557f4ba559eb6444036ea0cf7a9
SHA17f4efdd26ad37e6c11f2bb75f45e138eb83497b9
SHA2563b38d57d778b2bca1c1191e75241991c2ca2fd59f510154e67c7f4d53b207f4d
SHA5128cebbee599db5f8191bc34ae790bfb31e9ca25b6e40ea6a053e909362b06e5a206af8121d6e6998130641b60c095a447d3d5dedd68bb0f59637e427b3dcfc3f0
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Filesize
357KB
MD5e384f557f4ba559eb6444036ea0cf7a9
SHA17f4efdd26ad37e6c11f2bb75f45e138eb83497b9
SHA2563b38d57d778b2bca1c1191e75241991c2ca2fd59f510154e67c7f4d53b207f4d
SHA5128cebbee599db5f8191bc34ae790bfb31e9ca25b6e40ea6a053e909362b06e5a206af8121d6e6998130641b60c095a447d3d5dedd68bb0f59637e427b3dcfc3f0