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Analysis
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max time kernel
51s -
max time network
57s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
23/03/2023, 09:21
Static task
static1
Behavioral task
behavioral1
Sample
8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe
Resource
win10-20230220-en
General
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Target
8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe
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Size
545KB
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MD5
80493e9915c50d7e9641bcdd9afd654e
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SHA1
84c0290d343c046d795a429dabc781f96d5666f1
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SHA256
8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6
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SHA512
8d693e7d3a8a86ce00f1e6dded1909c1341d49db7fad9e4cffc09bc649b5afb1b57063d65e530f363f5b27b41ae181f5d74a28572a7e4462ed90349cc42744ab
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SSDEEP
12288:uMrWy90hEfrUBtMkxIyqOM99zIStppMGqvnbmOCKQHX1dwRfI:Uy/gtMawXnRtppbgniOC/HX/wpI
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
lown
193.233.20.31:4125
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auth_value
4cf836e062bcdc2a4fdbf410f5747ec7
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" h11oR12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" h11oR12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" h11oR12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" h11oR12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" h11oR12.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4668-141-0x0000000002690000-0x00000000026D6000-memory.dmp family_redline behavioral1/memory/4668-147-0x0000000002730000-0x0000000002774000-memory.dmp family_redline behavioral1/memory/4668-148-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-149-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-151-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-153-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-155-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-157-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-159-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-163-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-161-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-167-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-169-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-165-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-173-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-171-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-179-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-181-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-177-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-175-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-183-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-189-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-191-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-197-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-201-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-203-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-199-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-207-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-209-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-211-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-205-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-195-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-193-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-187-0x0000000002730000-0x000000000276E000-memory.dmp family_redline behavioral1/memory/4668-185-0x0000000002730000-0x000000000276E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3380 niba7481.exe 4268 h11oR12.exe 4668 ipYva56.exe 3080 l06UU99.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" h11oR12.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 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.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\\\"" 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce niba7481.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\\\"" niba7481.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 4268 h11oR12.exe 4268 h11oR12.exe 4668 ipYva56.exe 4668 ipYva56.exe 3080 l06UU99.exe 3080 l06UU99.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4268 h11oR12.exe Token: SeDebugPrivilege 4668 ipYva56.exe Token: SeDebugPrivilege 3080 l06UU99.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1600 wrote to memory of 3380 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 66 PID 1600 wrote to memory of 3380 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 66 PID 1600 wrote to memory of 3380 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 66 PID 3380 wrote to memory of 4268 3380 niba7481.exe 67 PID 3380 wrote to memory of 4268 3380 niba7481.exe 67 PID 3380 wrote to memory of 4668 3380 niba7481.exe 68 PID 3380 wrote to memory of 4668 3380 niba7481.exe 68 PID 3380 wrote to memory of 4668 3380 niba7481.exe 68 PID 1600 wrote to memory of 3080 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 70 PID 1600 wrote to memory of 3080 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 70 PID 1600 wrote to memory of 3080 1600 8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe"C:\Users\Admin\AppData\Local\Temp\8f838f9e6f5cb123a94b0487a0f9621391d5caa669e5f49a2057d69431e9e4d6.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba7481.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba7481.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h11oR12.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h11oR12.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4268
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ipYva56.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ipYva56.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4668
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l06UU99.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l06UU99.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3080
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD550809fe16d7c482c1f4a2ea19fdcbc0a
SHA111b6f69c06a724da15183b16039c5cbc86016158
SHA25609917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1
SHA512c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f
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Filesize
175KB
MD550809fe16d7c482c1f4a2ea19fdcbc0a
SHA111b6f69c06a724da15183b16039c5cbc86016158
SHA25609917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1
SHA512c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f
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Filesize
403KB
MD5d62c75b0382535532feb51650d969d98
SHA1b723b62fe006d252e58fa9c01f449b024b32b1f9
SHA256ff085ab7461739d2f461ede6bb39aef18984a2aadf24086eb67c194f5878346b
SHA512dd0cc919132dcc132d9ede0f7bbae50813c74f61345cde39cbfdede44a1e44110eaa45c7e557854950bf63511dd4cb1e135f05d2ad6dd57e359871b139ee63a7
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Filesize
403KB
MD5d62c75b0382535532feb51650d969d98
SHA1b723b62fe006d252e58fa9c01f449b024b32b1f9
SHA256ff085ab7461739d2f461ede6bb39aef18984a2aadf24086eb67c194f5878346b
SHA512dd0cc919132dcc132d9ede0f7bbae50813c74f61345cde39cbfdede44a1e44110eaa45c7e557854950bf63511dd4cb1e135f05d2ad6dd57e359871b139ee63a7
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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
351KB
MD5e3911b33e69a43a06da81180a07ac1ec
SHA1828fac94fd7d238d0e339e23a1a6efd59d1097f2
SHA256110070afe631048e3ca71d76fc4a5efec6ffa57e8129ec7d928ec399ccbca5ef
SHA5124e04376496d5099f636aaf992160c35a062efa36fab9193cfd5a17e4914f8cd52b54327afebccdf0b20cf135d6c3db589eee73e69a852701f4498f4e5558ae68
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Filesize
351KB
MD5e3911b33e69a43a06da81180a07ac1ec
SHA1828fac94fd7d238d0e339e23a1a6efd59d1097f2
SHA256110070afe631048e3ca71d76fc4a5efec6ffa57e8129ec7d928ec399ccbca5ef
SHA5124e04376496d5099f636aaf992160c35a062efa36fab9193cfd5a17e4914f8cd52b54327afebccdf0b20cf135d6c3db589eee73e69a852701f4498f4e5558ae68