Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 01:43
Static task
static1
Behavioral task
behavioral1
Sample
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe
Resource
win10v2004-20241007-en
General
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Target
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe
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Size
705KB
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MD5
6f424c2b149db3990e206eef46e94d96
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SHA1
d4db4683cb5a6006ed2ad0ebebdd9023bb2439d6
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SHA256
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd
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SHA512
b6f430b5cea69272bbcee22a54d046d867416f588d2054dc5e0f451a7e25c05b15db45b4e476a2d67159696a9242361ccfa37f629114e8cbacc7d721b0a09643
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SSDEEP
12288:gMrWy906AD0meGtlx5F2NHjttmLl/l8B7Ug/ZdF0UvGETIYTOdFM9:Gybm3xn2NHjOB/l8Bl/Z0AcYTOdM
Malware Config
Extracted
redline
ronam
193.233.20.17:4139
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auth_value
125421d19d14dd7fd211bc7f6d4aea6c
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dth31yI.exe healer behavioral1/memory/432-22-0x0000000000890000-0x000000000089A000-memory.dmp healer -
Healer family
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Processes:
dth31yI.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dth31yI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dth31yI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dth31yI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dth31yI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dth31yI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dth31yI.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
Processes:
resource yara_rule behavioral1/memory/816-29-0x00000000023E0000-0x0000000002426000-memory.dmp family_redline behavioral1/memory/816-31-0x00000000027A0000-0x00000000027E4000-memory.dmp family_redline behavioral1/memory/816-41-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-51-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-95-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-93-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-91-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-89-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-85-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-83-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-81-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-80-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-75-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-73-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-71-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-67-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-65-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-63-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-61-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-59-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-57-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-53-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-49-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-47-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-45-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-43-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-39-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-37-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-87-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-77-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-69-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-55-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-35-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-33-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline behavioral1/memory/816-32-0x00000000027A0000-0x00000000027DE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
Processes:
nna66Kl59.exenqA35Gy46.exedth31yI.exeeiA88KM.exepid process 1660 nna66Kl59.exe 1936 nqA35Gy46.exe 432 dth31yI.exe 816 eiA88KM.exe -
Processes:
dth31yI.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dth31yI.exe -
Adds Run key to start application 2 TTPs 3 IoCs
Processes:
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exenna66Kl59.exenqA35Gy46.exedescription ioc process 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\\\"" efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.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\\\"" nna66Kl59.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" nqA35Gy46.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exenna66Kl59.exenqA35Gy46.exeeiA88KM.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nna66Kl59.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nqA35Gy46.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eiA88KM.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dth31yI.exepid process 432 dth31yI.exe 432 dth31yI.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
dth31yI.exeeiA88KM.exedescription pid process Token: SeDebugPrivilege 432 dth31yI.exe Token: SeDebugPrivilege 816 eiA88KM.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exenna66Kl59.exenqA35Gy46.exedescription pid process target process PID 2964 wrote to memory of 1660 2964 efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe nna66Kl59.exe PID 2964 wrote to memory of 1660 2964 efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe nna66Kl59.exe PID 2964 wrote to memory of 1660 2964 efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe nna66Kl59.exe PID 1660 wrote to memory of 1936 1660 nna66Kl59.exe nqA35Gy46.exe PID 1660 wrote to memory of 1936 1660 nna66Kl59.exe nqA35Gy46.exe PID 1660 wrote to memory of 1936 1660 nna66Kl59.exe nqA35Gy46.exe PID 1936 wrote to memory of 432 1936 nqA35Gy46.exe dth31yI.exe PID 1936 wrote to memory of 432 1936 nqA35Gy46.exe dth31yI.exe PID 1936 wrote to memory of 816 1936 nqA35Gy46.exe eiA88KM.exe PID 1936 wrote to memory of 816 1936 nqA35Gy46.exe eiA88KM.exe PID 1936 wrote to memory of 816 1936 nqA35Gy46.exe eiA88KM.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe"C:\Users\Admin\AppData\Local\Temp\efb5b53a1f22dd0d73226684761dd220b74d36bbc99522debe66d2743923d9bd.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nna66Kl59.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nna66Kl59.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nqA35Gy46.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nqA35Gy46.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dth31yI.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dth31yI.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:432
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\eiA88KM.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\eiA88KM.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:816
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
561KB
MD5c4f67ddf78147ced0067893236b31f4c
SHA18fa857e6edc7a2cb87529f4df6f802295ea31d95
SHA25666b1f05b7ed54336ff2113e8267c8987d849c71b9aa4c713edcfa57cadd836ad
SHA5127028e5f10e332218f7cd10b2cc19982f0a533d144f50f30184f3bef099b0a16d7cd7e7cb9e4d17e2a4112d1e7ca3ecdbe27ef37cd8ffd8468a862e84b96ec891
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Filesize
416KB
MD5195ad3a0b855582b2d8d584427a89832
SHA13bf52d36af456eba1335162acf34c506c46bd4fb
SHA256ead02e42134c8419f3561fef9468a73c90d0674583d0bbabfc19745748097354
SHA512628bddcf33bf9d9ec73abaa32e8ca5e53af147f3feed4e0eb041c469db2a41b8568c96061c81810d5cf21e66f6b371cf78e692f5943ca16bea5655ea6962a59e
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
349KB
MD5407c655442bf0385813016cf2f68c831
SHA1a62f5550562ad758a08e320642b0a78d48811be0
SHA2564eb31835198f0b6c97ef9a6061c7aa1db3d4be1d04813cbd9e35c03c29219147
SHA5120032fe8fc69655930027c075718446f26a8985a97c8a9fed69f31479a9346876522f9fdb4c42824de8bc7e176e2fe9cb88f5c1dd9f9518054816e795b5951161