Analysis
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max time kernel
140s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 23:28
Static task
static1
Behavioral task
behavioral1
Sample
83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe
Resource
win10v2004-20230220-en
General
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Target
83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe
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Size
700KB
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MD5
04c098695916c21264e3377bc2a57c95
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SHA1
6133baa395fdc5758357d24b9143a66665c8d9f2
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SHA256
83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96
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SHA512
a1e63d49289ab9265a9dfab2797a1215fab5eeac7baa4a6333ddd1e01a2ab04ca32acdadcc3ce85425f0eba2c8819767d6151ae501867adb36e25b5ca51a214f
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SSDEEP
12288:5Mr9y90us83SIm4pZbMMn9D/DcAn/E8F/zX7q6UuoAS2z5FozQjk6K:cyhCIm4bM8hzW6UuRzvof
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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Processes:
pro5197.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5197.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/4104-192-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-191-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-194-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-196-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-198-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-200-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-202-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-204-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-206-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-209-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-212-0x0000000004C10000-0x0000000004C20000-memory.dmp family_redline behavioral1/memory/4104-213-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-216-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-218-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-220-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-222-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-224-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-226-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline behavioral1/memory/4104-228-0x0000000004BC0000-0x0000000004BFF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un411350.exepro5197.exequ6698.exesi769352.exepid process 2972 un411350.exe 2172 pro5197.exe 4104 qu6698.exe 3044 si769352.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:
pro5197.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro5197.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5197.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:
83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exeun411350.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.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\\\"" 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un411350.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\\\"" un411350.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 3464 sc.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3552 2172 WerFault.exe pro5197.exe 488 4104 WerFault.exe qu6698.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro5197.exequ6698.exesi769352.exepid process 2172 pro5197.exe 2172 pro5197.exe 4104 qu6698.exe 4104 qu6698.exe 3044 si769352.exe 3044 si769352.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro5197.exequ6698.exesi769352.exedescription pid process Token: SeDebugPrivilege 2172 pro5197.exe Token: SeDebugPrivilege 4104 qu6698.exe Token: SeDebugPrivilege 3044 si769352.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exeun411350.exedescription pid process target process PID 5032 wrote to memory of 2972 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe un411350.exe PID 5032 wrote to memory of 2972 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe un411350.exe PID 5032 wrote to memory of 2972 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe un411350.exe PID 2972 wrote to memory of 2172 2972 un411350.exe pro5197.exe PID 2972 wrote to memory of 2172 2972 un411350.exe pro5197.exe PID 2972 wrote to memory of 2172 2972 un411350.exe pro5197.exe PID 2972 wrote to memory of 4104 2972 un411350.exe qu6698.exe PID 2972 wrote to memory of 4104 2972 un411350.exe qu6698.exe PID 2972 wrote to memory of 4104 2972 un411350.exe qu6698.exe PID 5032 wrote to memory of 3044 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe si769352.exe PID 5032 wrote to memory of 3044 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe si769352.exe PID 5032 wrote to memory of 3044 5032 83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe si769352.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe"C:\Users\Admin\AppData\Local\Temp\83a13fc4442f6c6a76d65628e0eccee124c372929cbaccb0231471dc82af6c96.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un411350.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un411350.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5197.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5197.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2172 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 10804⤵
- Program crash
PID:3552
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6698.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6698.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4104 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 18004⤵
- Program crash
PID:488
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si769352.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si769352.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3044
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2172 -ip 21721⤵PID:3464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4104 -ip 41041⤵PID:2552
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3464
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5bb28d8414549a9a56992d6aeff5f4098
SHA1f629b1d1525efdc1176fe4f3436163c8da7e41de
SHA2568059213883b12f7f64630d7d45a5f5b51f31cf9caf0d913d217fdc096be85ef3
SHA5123e30c337b60a093d4c0a19107a62e1958fac77aa2602b838f97261af60dea894d18d03cabfac2e97d3eebc38915fe401bc35a3bf3a9662d6acaa2e91378fed15
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Filesize
175KB
MD5bb28d8414549a9a56992d6aeff5f4098
SHA1f629b1d1525efdc1176fe4f3436163c8da7e41de
SHA2568059213883b12f7f64630d7d45a5f5b51f31cf9caf0d913d217fdc096be85ef3
SHA5123e30c337b60a093d4c0a19107a62e1958fac77aa2602b838f97261af60dea894d18d03cabfac2e97d3eebc38915fe401bc35a3bf3a9662d6acaa2e91378fed15
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Filesize
558KB
MD5e69c187236cc77bde7c63feb3e079eb3
SHA1d16744500a52d73d8f519ca9fe77a9b623d859ba
SHA256259f19c75d9ad6482823e91d04ecb7ffea21d8ca216ce0dade9e412042c487e6
SHA512d8b165bc4fd2e60f26acab8014fe45d76f38757ae104d2ea6c4fad4726e3ee582f6beaf06fc0d6d46905a05f694c843078ec613d05beb037aab37591912abc20
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Filesize
558KB
MD5e69c187236cc77bde7c63feb3e079eb3
SHA1d16744500a52d73d8f519ca9fe77a9b623d859ba
SHA256259f19c75d9ad6482823e91d04ecb7ffea21d8ca216ce0dade9e412042c487e6
SHA512d8b165bc4fd2e60f26acab8014fe45d76f38757ae104d2ea6c4fad4726e3ee582f6beaf06fc0d6d46905a05f694c843078ec613d05beb037aab37591912abc20
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Filesize
307KB
MD53718663a0e506d6bf747e25d7579880b
SHA107042bfaa6843044068d6cdc5d95f203358a8595
SHA25666c1b6bc1f7551a9021ddb8e0f19042900d03f2b411d70e987190e0a29b64f89
SHA512b81712c4c97e097d12cc960d008468f205f8118b681842cc8867c0aee0ac5f4ccb2644af3a82d75beeaf1beb0eb7bcaf2c25ca437d7e35649ce2cfd98cff7a43
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Filesize
307KB
MD53718663a0e506d6bf747e25d7579880b
SHA107042bfaa6843044068d6cdc5d95f203358a8595
SHA25666c1b6bc1f7551a9021ddb8e0f19042900d03f2b411d70e987190e0a29b64f89
SHA512b81712c4c97e097d12cc960d008468f205f8118b681842cc8867c0aee0ac5f4ccb2644af3a82d75beeaf1beb0eb7bcaf2c25ca437d7e35649ce2cfd98cff7a43
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Filesize
365KB
MD5b345662bb19e86f1bd3211562b1ca007
SHA15a682c910fcd2bd817bd82a9104bde25475494c8
SHA25624723a8b5efe9e4bb6970be80c4b517987ed2993bc64de4b2b18062f6363c77e
SHA51252efa571398aa07321f4eca8bf4ab29e2006729aa539068b246d5246fde121480cc872f13ee5cd34063b5e36cd03b2b0e713e1dfafd49e7f2dd30b5eb15d741d
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Filesize
365KB
MD5b345662bb19e86f1bd3211562b1ca007
SHA15a682c910fcd2bd817bd82a9104bde25475494c8
SHA25624723a8b5efe9e4bb6970be80c4b517987ed2993bc64de4b2b18062f6363c77e
SHA51252efa571398aa07321f4eca8bf4ab29e2006729aa539068b246d5246fde121480cc872f13ee5cd34063b5e36cd03b2b0e713e1dfafd49e7f2dd30b5eb15d741d