Analysis
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max time kernel
54s -
max time network
139s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
24-03-2023 09:02
Static task
static1
Behavioral task
behavioral1
Sample
4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe
Resource
win10-20230220-en
General
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Target
4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe
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Size
539KB
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MD5
5c6eb6ec3de917a3f1062420112752c2
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SHA1
b8016a6bf62c025c4c3b955c4f8f1e3c685e6951
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SHA256
4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0
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SHA512
7e062f3b6a9c36e22db37ac09777b8bd6f338e6c44ba39aad42ac5987e07d31c3db0cf4d8522e7328f3454527223d7bdc809acf460259973586494e881485338
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SSDEEP
12288:GMr8y90EYN909JDbUXUV8bbexfI4+4wPr4PNug2ftcp:uybr7UEObbuK9MPNl21q
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:
pro7301.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7301.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7301.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7301.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7301.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7301.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 36 IoCs
Processes:
resource yara_rule behavioral1/memory/4500-137-0x0000000004A00000-0x0000000004A46000-memory.dmp family_redline behavioral1/memory/4500-139-0x0000000007600000-0x0000000007644000-memory.dmp family_redline behavioral1/memory/4500-140-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-141-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-143-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-145-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-147-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-149-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-152-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-156-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-158-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-160-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-162-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-164-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-166-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-168-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-170-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-172-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-174-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-176-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-178-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-180-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-182-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-184-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-186-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-188-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-190-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-192-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-194-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-196-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-198-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-200-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-202-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-204-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-206-0x0000000007600000-0x000000000763E000-memory.dmp family_redline behavioral1/memory/4500-1060-0x0000000004730000-0x0000000004740000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio3029.exepro7301.exequ3921.exesi885463.exepid process 3644 unio3029.exe 2272 pro7301.exe 4500 qu3921.exe 1800 si885463.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:
pro7301.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7301.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:
4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exeunio3029.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.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\\\"" 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio3029.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\\\"" unio3029.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:
pro7301.exequ3921.exesi885463.exepid process 2272 pro7301.exe 2272 pro7301.exe 4500 qu3921.exe 4500 qu3921.exe 1800 si885463.exe 1800 si885463.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro7301.exequ3921.exesi885463.exedescription pid process Token: SeDebugPrivilege 2272 pro7301.exe Token: SeDebugPrivilege 4500 qu3921.exe Token: SeDebugPrivilege 1800 si885463.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exeunio3029.exedescription pid process target process PID 4124 wrote to memory of 3644 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe unio3029.exe PID 4124 wrote to memory of 3644 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe unio3029.exe PID 4124 wrote to memory of 3644 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe unio3029.exe PID 3644 wrote to memory of 2272 3644 unio3029.exe pro7301.exe PID 3644 wrote to memory of 2272 3644 unio3029.exe pro7301.exe PID 3644 wrote to memory of 4500 3644 unio3029.exe qu3921.exe PID 3644 wrote to memory of 4500 3644 unio3029.exe qu3921.exe PID 3644 wrote to memory of 4500 3644 unio3029.exe qu3921.exe PID 4124 wrote to memory of 1800 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe si885463.exe PID 4124 wrote to memory of 1800 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe si885463.exe PID 4124 wrote to memory of 1800 4124 4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe si885463.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe"C:\Users\Admin\AppData\Local\Temp\4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2272
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4500
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1800
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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
MD5b1e1dea52cb822ab5e587814f776b1f8
SHA12e28e096419edcfa3b45a928d2b41e1a7519dae7
SHA256202d669fcbb626b41a2b29d097e37729c7e1350583726940fa7dd8190b26a395
SHA512cab00b0d933fa051c86aee39de5906589f1f9770b784bbf25a70346cbce24b03bd1c18f699d776132a5ab5c4f8057d1d0ceb105fea1e780810d704536d8955f5
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Filesize
397KB
MD5b1e1dea52cb822ab5e587814f776b1f8
SHA12e28e096419edcfa3b45a928d2b41e1a7519dae7
SHA256202d669fcbb626b41a2b29d097e37729c7e1350583726940fa7dd8190b26a395
SHA512cab00b0d933fa051c86aee39de5906589f1f9770b784bbf25a70346cbce24b03bd1c18f699d776132a5ab5c4f8057d1d0ceb105fea1e780810d704536d8955f5
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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
MD5c27628ef09b71ee8fd76058f87415cfd
SHA1a4248896b8bc0f79d93f459870f2b957f65ee352
SHA256c1f03a37f00ee539d945145059da1c4623c73109867e654c4422950fe9aefed9
SHA512b09276e980a90b8bfc94e83e389c423fbe305bc4ea4eda299c65e2b53457d184dfd44e7a77d7854fcb406c1304230fcdcdc9af6f755edf50748b2ec0a4fe38c8
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Filesize
355KB
MD5c27628ef09b71ee8fd76058f87415cfd
SHA1a4248896b8bc0f79d93f459870f2b957f65ee352
SHA256c1f03a37f00ee539d945145059da1c4623c73109867e654c4422950fe9aefed9
SHA512b09276e980a90b8bfc94e83e389c423fbe305bc4ea4eda299c65e2b53457d184dfd44e7a77d7854fcb406c1304230fcdcdc9af6f755edf50748b2ec0a4fe38c8