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 07:56
Static task
static1
Behavioral task
behavioral1
Sample
a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe
Resource
win10-20230220-en
General
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Target
a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe
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Size
539KB
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MD5
f16bdf4f24c2c44b7cf2d3ad92c06f26
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SHA1
c459adf707f27852dcbbe009ec1783f62d296054
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SHA256
a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335
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SHA512
cff9141484c10ba958b6c804b8f2c98d1b4b58dff18f5752afd9cf5e78a2258bc3dfc0f601a6c32177ac190865d5285bb25b6521e0de1df33f813cbc9ab148d8
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SSDEEP
12288:PMrgy90UUXKaUekh3O8nMB6fER2YOCtieJ/vrr:TyvUZkh3Ol6fg22sm
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:
pro3284.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3284.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3284.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3284.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3284.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3284.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/5112-136-0x0000000004C30000-0x0000000004C76000-memory.dmp family_redline behavioral1/memory/5112-141-0x0000000007100000-0x0000000007144000-memory.dmp family_redline behavioral1/memory/5112-142-0x0000000007270000-0x0000000007280000-memory.dmp family_redline behavioral1/memory/5112-143-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-144-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-146-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-148-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-150-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-152-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-154-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-156-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-158-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-160-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-162-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-164-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-166-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-168-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-170-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-172-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-174-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-176-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-178-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-180-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-182-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-184-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-186-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-188-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-190-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-192-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-194-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-196-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-198-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-200-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-202-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-204-0x0000000007100000-0x000000000713E000-memory.dmp family_redline behavioral1/memory/5112-206-0x0000000007100000-0x000000000713E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio8857.exepro3284.exequ7909.exesi589892.exepid process 3596 unio8857.exe 2344 pro3284.exe 5112 qu7909.exe 4544 si589892.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:
pro3284.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3284.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:
unio8857.exea9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8857.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\\\"" unio8857.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.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\\\"" a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.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:
pro3284.exequ7909.exesi589892.exepid process 2344 pro3284.exe 2344 pro3284.exe 5112 qu7909.exe 5112 qu7909.exe 4544 si589892.exe 4544 si589892.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro3284.exequ7909.exesi589892.exedescription pid process Token: SeDebugPrivilege 2344 pro3284.exe Token: SeDebugPrivilege 5112 qu7909.exe Token: SeDebugPrivilege 4544 si589892.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exeunio8857.exedescription pid process target process PID 4148 wrote to memory of 3596 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe unio8857.exe PID 4148 wrote to memory of 3596 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe unio8857.exe PID 4148 wrote to memory of 3596 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe unio8857.exe PID 3596 wrote to memory of 2344 3596 unio8857.exe pro3284.exe PID 3596 wrote to memory of 2344 3596 unio8857.exe pro3284.exe PID 3596 wrote to memory of 5112 3596 unio8857.exe qu7909.exe PID 3596 wrote to memory of 5112 3596 unio8857.exe qu7909.exe PID 3596 wrote to memory of 5112 3596 unio8857.exe qu7909.exe PID 4148 wrote to memory of 4544 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe si589892.exe PID 4148 wrote to memory of 4544 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe si589892.exe PID 4148 wrote to memory of 4544 4148 a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe si589892.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe"C:\Users\Admin\AppData\Local\Temp\a9a587421d540f7622540e7f71a6859a87e5f4088b4af9fbebfa1c26275f8335.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8857.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8857.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3284.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3284.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2344
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7909.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7909.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5112
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si589892.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si589892.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4544
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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
MD5e8db5e556d4947c49f5aa059d8bad054
SHA1095ee010df67c4cb16abb47355c3d8a2e32fa6a4
SHA2562fc5a30f414ba2bef59012b6505aacee1b16e0d89bad443ad801c035645aa532
SHA51210089e29e2f5256d16514e524330c8352784a768300c0cd7c81ce39c766f0f37f39a9ecb0d708a5308673e0c4bbfbf23a3670ecb2a5656f2fd1f152555006bbd
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Filesize
397KB
MD5e8db5e556d4947c49f5aa059d8bad054
SHA1095ee010df67c4cb16abb47355c3d8a2e32fa6a4
SHA2562fc5a30f414ba2bef59012b6505aacee1b16e0d89bad443ad801c035645aa532
SHA51210089e29e2f5256d16514e524330c8352784a768300c0cd7c81ce39c766f0f37f39a9ecb0d708a5308673e0c4bbfbf23a3670ecb2a5656f2fd1f152555006bbd
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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
MD55f03d1956d2e1820066adab629fa7560
SHA1f25c4a0b4e918ab362dd71432b42c1c987d86ab1
SHA2560bd5aac28996a3d03a034e206e0ba4d489d69041d18c03aa60983fd69be76551
SHA512ade81083d466edea5f7e0c2c2a9c2354f85cf3312e150746410b07bd3dafb0d4b31715538e28eb50faefb13707cd9481ab2b8dd3f57b39082c1064a878093e47
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Filesize
355KB
MD55f03d1956d2e1820066adab629fa7560
SHA1f25c4a0b4e918ab362dd71432b42c1c987d86ab1
SHA2560bd5aac28996a3d03a034e206e0ba4d489d69041d18c03aa60983fd69be76551
SHA512ade81083d466edea5f7e0c2c2a9c2354f85cf3312e150746410b07bd3dafb0d4b31715538e28eb50faefb13707cd9481ab2b8dd3f57b39082c1064a878093e47