Analysis
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max time kernel
50s -
max time network
153s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-03-2023 23:09
Static task
static1
Behavioral task
behavioral1
Sample
dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe
Resource
win10-20230220-en
General
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Target
dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe
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Size
700KB
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MD5
ce42d057ce6b8a461febb5d0db05aa17
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SHA1
5f32ca3e1f9ea2dd9980d8cab5295402ba010afa
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SHA256
dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e
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SHA512
751379fb91eaca371a50e122b13976f198302f0d820e8879cb0eff02e6001ee33646020702aea2ec272a242a42a657f6ace3458851fbb8db1fa8e0b6cd2eb0ef
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SSDEEP
12288:uMrTy901ZfgduhpL79DzIcAgA8FHz0jCIwVtC7jiasSaz87ZRkbqK93:9yCb+gA8dYIVo7jiqaSRkbl3
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4114.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4114.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4114.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4114.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4114.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4460-177-0x0000000004C00000-0x0000000004C46000-memory.dmp family_redline behavioral1/memory/4460-178-0x0000000005190000-0x00000000051D4000-memory.dmp family_redline behavioral1/memory/4460-179-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-180-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-182-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-184-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-186-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-188-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-190-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-192-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-194-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-196-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-198-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-200-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-202-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-204-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-206-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-210-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-208-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4460-212-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1688 un013105.exe 2096 pro4114.exe 4460 qu2454.exe 4752 si711383.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4114.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4114.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 Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un013105.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\\\"" un013105.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.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\\\"" dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.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
pid Process 2096 pro4114.exe 2096 pro4114.exe 4460 qu2454.exe 4460 qu2454.exe 4752 si711383.exe 4752 si711383.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2096 pro4114.exe Token: SeDebugPrivilege 4460 qu2454.exe Token: SeDebugPrivilege 4752 si711383.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 5048 wrote to memory of 1688 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 66 PID 5048 wrote to memory of 1688 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 66 PID 5048 wrote to memory of 1688 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 66 PID 1688 wrote to memory of 2096 1688 un013105.exe 67 PID 1688 wrote to memory of 2096 1688 un013105.exe 67 PID 1688 wrote to memory of 2096 1688 un013105.exe 67 PID 1688 wrote to memory of 4460 1688 un013105.exe 68 PID 1688 wrote to memory of 4460 1688 un013105.exe 68 PID 1688 wrote to memory of 4460 1688 un013105.exe 68 PID 5048 wrote to memory of 4752 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 70 PID 5048 wrote to memory of 4752 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 70 PID 5048 wrote to memory of 4752 5048 dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe"C:\Users\Admin\AppData\Local\Temp\dca580bef314c51ade6f16de7af455495160577741634b9e03b9a5c82689311e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un013105.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un013105.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4114.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4114.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2096
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2454.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2454.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4460
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si711383.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si711383.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4752
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5d872e7b7cad0ad035da933239d81c6b8
SHA12c0aadee420b8ec043548f2fe648b7a41e704b80
SHA2567eb3aba8feb6d59d00d4f19f1e224d002860103298877046bdaa58f4ba563219
SHA51252c3b53d6b0109ef53337736dc33137c22a469bc0e8effb21b8e7149c1b8ce96703bc89ddeeed4c1c87cc390798698f11ee9450dca68ad666e9fa85837418e59
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Filesize
175KB
MD5d872e7b7cad0ad035da933239d81c6b8
SHA12c0aadee420b8ec043548f2fe648b7a41e704b80
SHA2567eb3aba8feb6d59d00d4f19f1e224d002860103298877046bdaa58f4ba563219
SHA51252c3b53d6b0109ef53337736dc33137c22a469bc0e8effb21b8e7149c1b8ce96703bc89ddeeed4c1c87cc390798698f11ee9450dca68ad666e9fa85837418e59
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Filesize
558KB
MD5d2731c6dcf6757f1baf00e5b73891bef
SHA14b6ff63b0794d214afb416532390093cf116d05f
SHA256192bd3e40d935f03217cd9a6dde87310a1a3871b75e5719d30867c9ae2a1df48
SHA512230e77fd3ac1057f81223428d21cd5b1cfda6a983d0380c6e231679e9bb0fe9fa98e3cc562ad4307c3bdfe3a5503dbcab42a524505c9ca280f093c6199b56df9
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Filesize
558KB
MD5d2731c6dcf6757f1baf00e5b73891bef
SHA14b6ff63b0794d214afb416532390093cf116d05f
SHA256192bd3e40d935f03217cd9a6dde87310a1a3871b75e5719d30867c9ae2a1df48
SHA512230e77fd3ac1057f81223428d21cd5b1cfda6a983d0380c6e231679e9bb0fe9fa98e3cc562ad4307c3bdfe3a5503dbcab42a524505c9ca280f093c6199b56df9
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Filesize
307KB
MD5655f43376a1f82cfcdfd76a48549dc42
SHA19c276eea106882f3a0bbd968a615bda0e6e6f810
SHA25616110a0b8a86ef1679115d3a1de7ed21f4665fa55dbf2e97d915da6beaa66771
SHA512a40e271e889055d8bd384ee8ca4519f6ebd6725af4b57520daccd84cd6c32cd8809f7451256cfd61a96b4493d7c7ec8ccfd5dae326e49fcd9e3bb2d8eaf197f0
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Filesize
307KB
MD5655f43376a1f82cfcdfd76a48549dc42
SHA19c276eea106882f3a0bbd968a615bda0e6e6f810
SHA25616110a0b8a86ef1679115d3a1de7ed21f4665fa55dbf2e97d915da6beaa66771
SHA512a40e271e889055d8bd384ee8ca4519f6ebd6725af4b57520daccd84cd6c32cd8809f7451256cfd61a96b4493d7c7ec8ccfd5dae326e49fcd9e3bb2d8eaf197f0
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Filesize
365KB
MD5d894dcc45c9a5832146efd54e83af277
SHA180974516e2d1929805daf9a2d8ea9be4c69bcf20
SHA2563097d9f124d7014b81e56377bffc09c2fc79a4a2281039d50f4bb1e70c5aa16c
SHA5120d1062d32aa074569538d2f94ac84d74d77a97c69939cdc1ee06937b466ed187c8fed3ebaaa0bd16a768e900e3e5d889b259592c309fa5b3d07de29940b2fb3d
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Filesize
365KB
MD5d894dcc45c9a5832146efd54e83af277
SHA180974516e2d1929805daf9a2d8ea9be4c69bcf20
SHA2563097d9f124d7014b81e56377bffc09c2fc79a4a2281039d50f4bb1e70c5aa16c
SHA5120d1062d32aa074569538d2f94ac84d74d77a97c69939cdc1ee06937b466ed187c8fed3ebaaa0bd16a768e900e3e5d889b259592c309fa5b3d07de29940b2fb3d