Analysis
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max time kernel
92s -
max time network
141s -
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 08:47
Static task
static1
Behavioral task
behavioral1
Sample
da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe
Resource
win10v2004-20230220-en
General
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Target
da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe
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Size
539KB
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MD5
f3f06366cb3a89a7120a15b58265584c
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SHA1
3abad645165790b7588f453631cb781f5d9782a0
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SHA256
da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31
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SHA512
d539fa1a81e52610929fbf6df795d90805e1199fc08a6ce2e4607a3b08b73af06585ec0fbeef2a78f39d0bcc532c826afc74a5eb9d6646845a78827063e203ba
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SSDEEP
12288:YMrHy90YdlpDM0/120nNLflz0wxY7xVI4+08gD7amWQW7ZBdG:Py9HlvkOfz9xYlsts7a/QmBo
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
hero
193.233.20.31:4125
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auth_value
11f3c75a88ca461bcc8d6bf60a1193e3
Signatures
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Processes:
pro6933.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6933.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6933.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro6933.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6933.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6933.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6933.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/1172-156-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-155-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-158-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-162-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-165-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-167-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-169-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-171-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-173-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-175-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-177-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-179-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-181-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-183-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-187-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-185-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-189-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-191-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-193-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-195-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-197-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-199-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-201-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-203-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-205-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-207-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-209-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-211-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-213-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-215-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-217-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-219-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-221-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/1172-1074-0x0000000007330000-0x0000000007340000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio0105.exepro6933.exequ0694.exesi011051.exepid process 1360 unio0105.exe 1424 pro6933.exe 1172 qu0694.exe 3380 si011051.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:
pro6933.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6933.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:
da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exeunio0105.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.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\\\"" da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0105.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\\\"" unio0105.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
Processes:
WerFault.exepid pid_target process target process 3452 1172 WerFault.exe qu0694.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro6933.exequ0694.exesi011051.exepid process 1424 pro6933.exe 1424 pro6933.exe 1172 qu0694.exe 1172 qu0694.exe 3380 si011051.exe 3380 si011051.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro6933.exequ0694.exesi011051.exedescription pid process Token: SeDebugPrivilege 1424 pro6933.exe Token: SeDebugPrivilege 1172 qu0694.exe Token: SeDebugPrivilege 3380 si011051.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exeunio0105.exedescription pid process target process PID 4216 wrote to memory of 1360 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe unio0105.exe PID 4216 wrote to memory of 1360 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe unio0105.exe PID 4216 wrote to memory of 1360 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe unio0105.exe PID 1360 wrote to memory of 1424 1360 unio0105.exe pro6933.exe PID 1360 wrote to memory of 1424 1360 unio0105.exe pro6933.exe PID 1360 wrote to memory of 1172 1360 unio0105.exe qu0694.exe PID 1360 wrote to memory of 1172 1360 unio0105.exe qu0694.exe PID 1360 wrote to memory of 1172 1360 unio0105.exe qu0694.exe PID 4216 wrote to memory of 3380 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe si011051.exe PID 4216 wrote to memory of 3380 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe si011051.exe PID 4216 wrote to memory of 3380 4216 da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe si011051.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe"C:\Users\Admin\AppData\Local\Temp\da6c1a982c0e5fbf56484afeba4e979e622dc73bf6f2248312048155f8eb8e31.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0105.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0105.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6933.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6933.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1424
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0694.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0694.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1172 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 13444⤵
- Program crash
PID:3452
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si011051.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si011051.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1172 -ip 11721⤵PID:2236
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
397KB
MD56f16d401f481e4cda30d91907bfae9f3
SHA14f77aa6ac70c05fc0b5178eda285d0389cfe1fb1
SHA256616dae53b158a6638c8e13ab17e97d7428d663102d97682702844abd0481cffc
SHA51215c789369117f47a786b1520fe109e97b0b124af5d014fd90ab299809b03f500af90d037a1e605adb7eba6da70e5366322cafa26fb8c921f38d6ec9dcab8efbe
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Filesize
397KB
MD56f16d401f481e4cda30d91907bfae9f3
SHA14f77aa6ac70c05fc0b5178eda285d0389cfe1fb1
SHA256616dae53b158a6638c8e13ab17e97d7428d663102d97682702844abd0481cffc
SHA51215c789369117f47a786b1520fe109e97b0b124af5d014fd90ab299809b03f500af90d037a1e605adb7eba6da70e5366322cafa26fb8c921f38d6ec9dcab8efbe
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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
355KB
MD54e11a76d1a9b58029d31d58024c89f0a
SHA1b8e635192e75b290dc1392b63557c8c19fb2a38e
SHA256f806bf448750503757ddb635c6d8324f092bb9f44ff212ed0eefdfdd807835f2
SHA51253b35382e54d7935f713759e919407a2899333430f5a4f33937b91a79c2a96cd421a0de32406676be517da5570bc6cca0190163a9f56ca36c844feb09ad3db07
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Filesize
355KB
MD54e11a76d1a9b58029d31d58024c89f0a
SHA1b8e635192e75b290dc1392b63557c8c19fb2a38e
SHA256f806bf448750503757ddb635c6d8324f092bb9f44ff212ed0eefdfdd807835f2
SHA51253b35382e54d7935f713759e919407a2899333430f5a4f33937b91a79c2a96cd421a0de32406676be517da5570bc6cca0190163a9f56ca36c844feb09ad3db07