Analysis
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max time kernel
67s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2023, 20:45
Static task
static1
Behavioral task
behavioral1
Sample
bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe
Resource
win10v2004-20230220-en
General
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Target
bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe
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Size
536KB
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MD5
8c5354e0ae6e1eb0c037bb2792601e3c
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SHA1
04f6031a60682d0d7cae82782eadbe067ccdcca6
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SHA256
bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3
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SHA512
037b8cfc14deed3824e1e8132e629c2ab063f5a9ea5b2ae4f5f59ed17ce92c517b40e7dd829d91f63f52ea1e805e012b13d7abda7418fb48f6478b67e6ceaa6d
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SSDEEP
12288:vMroy90S35oAKPY668RW2e0NKz+eloLdDyoEdZN:/yjSAKPS8RW2LNKjopNiZN
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr213576.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr213576.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr213576.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr213576.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr213576.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr213576.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/3860-158-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-159-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-161-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-163-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-167-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-165-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-169-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-171-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-173-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-175-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-177-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-179-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-181-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-183-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-185-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-187-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-189-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-191-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-193-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-195-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-197-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-199-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-201-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-203-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-205-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-207-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-209-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-211-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-213-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-215-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-217-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-219-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/3860-221-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4952 zitJ3979.exe 4160 jr213576.exe 3860 ku774080.exe 2776 lr693091.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" jr213576.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 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\\\"" zitJ3979.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.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\\\"" bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zitJ3979.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 3068 3860 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4160 jr213576.exe 4160 jr213576.exe 3860 ku774080.exe 3860 ku774080.exe 2776 lr693091.exe 2776 lr693091.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4160 jr213576.exe Token: SeDebugPrivilege 3860 ku774080.exe Token: SeDebugPrivilege 2776 lr693091.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5116 wrote to memory of 4952 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 81 PID 5116 wrote to memory of 4952 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 81 PID 5116 wrote to memory of 4952 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 81 PID 4952 wrote to memory of 4160 4952 zitJ3979.exe 82 PID 4952 wrote to memory of 4160 4952 zitJ3979.exe 82 PID 4952 wrote to memory of 3860 4952 zitJ3979.exe 89 PID 4952 wrote to memory of 3860 4952 zitJ3979.exe 89 PID 4952 wrote to memory of 3860 4952 zitJ3979.exe 89 PID 5116 wrote to memory of 2776 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 95 PID 5116 wrote to memory of 2776 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 95 PID 5116 wrote to memory of 2776 5116 bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe"C:\Users\Admin\AppData\Local\Temp\bb5054004dc59ff7160ef6174c5dcd28ca026610dcc15d3c1cf037a972ec13e3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitJ3979.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitJ3979.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4952 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr213576.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr213576.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4160
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku774080.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku774080.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3860 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3860 -s 16484⤵
- Program crash
PID:3068
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr693091.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr693091.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3860 -ip 38601⤵PID:4284
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD534767f40cd33ab8e29675f5ae3f68779
SHA1a7531214cf2faa4d3e73d6ce5fc0e9ab3f729598
SHA256aa95a5ba4e1b118f8cc155f44c91b182a2887b7c92b2757b8108332c80e519d4
SHA512c47ded7791dfe88aa0f5fd9bfda893e346d7176191de3337ed49c04cab6db34ece401399cceb565db8601c92c7df81cf8cc325d9e1b43c110079670a45e8c8d9
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Filesize
175KB
MD534767f40cd33ab8e29675f5ae3f68779
SHA1a7531214cf2faa4d3e73d6ce5fc0e9ab3f729598
SHA256aa95a5ba4e1b118f8cc155f44c91b182a2887b7c92b2757b8108332c80e519d4
SHA512c47ded7791dfe88aa0f5fd9bfda893e346d7176191de3337ed49c04cab6db34ece401399cceb565db8601c92c7df81cf8cc325d9e1b43c110079670a45e8c8d9
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Filesize
394KB
MD508a914e0a5c8e5217121d38816f8f5c6
SHA1ebea188bca38de216e5ed3785c9423cce7a903ce
SHA256dba8e7a5993d67b98befe80e4ab08d0ef88949f9e7e3402c5501277f52657ae3
SHA5128f66e45473f163c5f78c0257e269d3063ff93620863a0cc65731bf5a2ba045f3e1338af4cead1f427598b2ecab95fa98e57bf015ec378868c4235561e7375880
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Filesize
394KB
MD508a914e0a5c8e5217121d38816f8f5c6
SHA1ebea188bca38de216e5ed3785c9423cce7a903ce
SHA256dba8e7a5993d67b98befe80e4ab08d0ef88949f9e7e3402c5501277f52657ae3
SHA5128f66e45473f163c5f78c0257e269d3063ff93620863a0cc65731bf5a2ba045f3e1338af4cead1f427598b2ecab95fa98e57bf015ec378868c4235561e7375880
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Filesize
13KB
MD5995fc69361ed6715bf9252bf874385ff
SHA158bee7f09e00bc8d60264d862491d83e1039bcf0
SHA256f1beadb1acb3ac749dbf42c7b97290e6af97bf67cec4bbb74bb4ecb183b6447e
SHA51274bc80927af99ff46ebd465b607fe22addcd8f847b42cce7759fa6fcc0c04981216c40e3b1b1e1c618c231222615b6f775398a1dd9645e7773fb84913ad94940
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Filesize
13KB
MD5995fc69361ed6715bf9252bf874385ff
SHA158bee7f09e00bc8d60264d862491d83e1039bcf0
SHA256f1beadb1acb3ac749dbf42c7b97290e6af97bf67cec4bbb74bb4ecb183b6447e
SHA51274bc80927af99ff46ebd465b607fe22addcd8f847b42cce7759fa6fcc0c04981216c40e3b1b1e1c618c231222615b6f775398a1dd9645e7773fb84913ad94940
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Filesize
353KB
MD58953db20f4bb50445c7def9a94c23466
SHA1b24ce9bfda76b0843982d5bed3fc13174e73c4ec
SHA2561b404dc25ae2998b047c49f15dec3ffe720ccc3bba517d404db022010ceabcd4
SHA51281cdaaaaa52b9f96b994d56b4dbe75d134954bbd016dbe530b9e2c854e46bd3146985a96da65d0b2ea00a5596772627337a44d1125cb612dedbc7e714b164690
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Filesize
353KB
MD58953db20f4bb50445c7def9a94c23466
SHA1b24ce9bfda76b0843982d5bed3fc13174e73c4ec
SHA2561b404dc25ae2998b047c49f15dec3ffe720ccc3bba517d404db022010ceabcd4
SHA51281cdaaaaa52b9f96b994d56b4dbe75d134954bbd016dbe530b9e2c854e46bd3146985a96da65d0b2ea00a5596772627337a44d1125cb612dedbc7e714b164690