Analysis
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max time kernel
143s -
max time network
152s -
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 14:22
Static task
static1
Behavioral task
behavioral1
Sample
dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe
Resource
win10v2004-20230220-en
General
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Target
dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe
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Size
685KB
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MD5
11bf4acc9437fee3ae107bab5409cc24
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SHA1
ed51eabd0ec507ca6c373472dd27f9550e86563a
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SHA256
dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4
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SHA512
541491ae320058227f418cbb179ec2600f8103a5189188c1c45af25906350b0b89e865b9793fa31372df2d388a9add4d82174deb0c9d467d6f5bc78bfdaef12e
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SSDEEP
12288:CMrGy90fKcrKlT0A+UhXnnIVJl/+Hg8f2MGs6BGgB7/BEWFhN2iqGG:QyQKcOXxnnIVP+HVf2M8Xx/BEss
Malware Config
Extracted
redline
sony
193.233.20.33:4125
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auth_value
1d93d1744381eeb4fcfd7c23ffe0f0b4
Extracted
redline
nice
193.233.20.33:4125
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auth_value
a7371b75699e8bc7c51fb960e8ac9e81
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1338.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro1338.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1338.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1338.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1338.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1338.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral1/memory/1136-191-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-190-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-193-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-195-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-197-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-199-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-201-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-203-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-205-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-207-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-209-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-211-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-213-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-215-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-217-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-219-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-221-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-223-0x0000000004D50000-0x0000000004D8E000-memory.dmp family_redline behavioral1/memory/1136-1107-0x0000000004EC0000-0x0000000004ED0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2112 un009640.exe 2140 pro1338.exe 1136 qu4606.exe 3228 si713008.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 pro1338.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1338.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un009640.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\\\"" un009640.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.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.
pid Process 1552 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 872 2140 WerFault.exe 86 3744 1136 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2140 pro1338.exe 2140 pro1338.exe 1136 qu4606.exe 1136 qu4606.exe 3228 si713008.exe 3228 si713008.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2140 pro1338.exe Token: SeDebugPrivilege 1136 qu4606.exe Token: SeDebugPrivilege 3228 si713008.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4628 wrote to memory of 2112 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 85 PID 4628 wrote to memory of 2112 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 85 PID 4628 wrote to memory of 2112 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 85 PID 2112 wrote to memory of 2140 2112 un009640.exe 86 PID 2112 wrote to memory of 2140 2112 un009640.exe 86 PID 2112 wrote to memory of 2140 2112 un009640.exe 86 PID 2112 wrote to memory of 1136 2112 un009640.exe 92 PID 2112 wrote to memory of 1136 2112 un009640.exe 92 PID 2112 wrote to memory of 1136 2112 un009640.exe 92 PID 4628 wrote to memory of 3228 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 96 PID 4628 wrote to memory of 3228 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 96 PID 4628 wrote to memory of 3228 4628 dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe"C:\Users\Admin\AppData\Local\Temp\dc8112d9c5d403da917be1c547c168b0f6c1f53db5d0a50f8e38e30b7cd1e3b4.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un009640.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un009640.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1338.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1338.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2140 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 10844⤵
- Program crash
PID:872
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4606.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4606.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1136 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 2524⤵
- Program crash
PID:3744
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si713008.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si713008.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2140 -ip 21401⤵PID:1556
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 1136 -ip 11361⤵PID:2316
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1552
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD545897cf0122c7a1e61a1073e22757868
SHA14c8e8cf243b68eb6b695c212556e05b5f2fa7e57
SHA2567ceeab70c1fd51eb03c5a1eb971bc13902a60c04f188e823312033718cf8ebbd
SHA51289424121fc5a2d5dc6310656e58ba23d5dd4cef1a04488070db3b57d3dcb78e28396b27e77da9ed8dbbdf5020b15cf0ea62f27cc88d02ecd1e4e53e5dd2317ae
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Filesize
175KB
MD545897cf0122c7a1e61a1073e22757868
SHA14c8e8cf243b68eb6b695c212556e05b5f2fa7e57
SHA2567ceeab70c1fd51eb03c5a1eb971bc13902a60c04f188e823312033718cf8ebbd
SHA51289424121fc5a2d5dc6310656e58ba23d5dd4cef1a04488070db3b57d3dcb78e28396b27e77da9ed8dbbdf5020b15cf0ea62f27cc88d02ecd1e4e53e5dd2317ae
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Filesize
543KB
MD5daf3e6b874191c888d208d18420a25da
SHA10819721f9e4047921579f90584c069c86db88e8f
SHA25696f379cbac21de52809fb4f126b705eb8dab5fc59c12c7dab20eebdb8f5b9b55
SHA5120111417e75d8dbe8813b34de60035451d88cf56b3c8fcda4be226b5ff8dba75028005b7521a2031b36ae557d79bbbe3b7526f65a2851e8024d8ed01eace5058f
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Filesize
543KB
MD5daf3e6b874191c888d208d18420a25da
SHA10819721f9e4047921579f90584c069c86db88e8f
SHA25696f379cbac21de52809fb4f126b705eb8dab5fc59c12c7dab20eebdb8f5b9b55
SHA5120111417e75d8dbe8813b34de60035451d88cf56b3c8fcda4be226b5ff8dba75028005b7521a2031b36ae557d79bbbe3b7526f65a2851e8024d8ed01eace5058f
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Filesize
292KB
MD5e44b26af19401617049c92564d23f285
SHA1aec6d299a41e31cf83b1f0c32615ef9b989e1fdc
SHA256db744e3a1c07403a9a0f52d21cc58a3d5bb93b88695dd1ebcdc0d192c171cdd1
SHA512145ce389e299ec113ac8b3b665a97a427cd30a57c5d4d87a775ba34132ef2a8f5d3b8db149b302f584b2ea9a483eff705f453c5e958664b3c7d8a94abb2774ff
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Filesize
292KB
MD5e44b26af19401617049c92564d23f285
SHA1aec6d299a41e31cf83b1f0c32615ef9b989e1fdc
SHA256db744e3a1c07403a9a0f52d21cc58a3d5bb93b88695dd1ebcdc0d192c171cdd1
SHA512145ce389e299ec113ac8b3b665a97a427cd30a57c5d4d87a775ba34132ef2a8f5d3b8db149b302f584b2ea9a483eff705f453c5e958664b3c7d8a94abb2774ff
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Filesize
350KB
MD5242dd3259323108309b603fa20ef1f89
SHA1fb9e90f4ee44e39938848263b6056bf6777bb3f5
SHA2564dbcfe0e0d3a6a8f021fc9f850dea09e1b7cfcc2a18d76fd732381ba791ae251
SHA51298d53dbc5f90651bf20bbb0689292ac49ce4a6c4390e332ede158ed86f2104e4e829c596feaead8f97e6bdee0c3a9e39c0d9cc89129c41a328afab110cda4000
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Filesize
350KB
MD5242dd3259323108309b603fa20ef1f89
SHA1fb9e90f4ee44e39938848263b6056bf6777bb3f5
SHA2564dbcfe0e0d3a6a8f021fc9f850dea09e1b7cfcc2a18d76fd732381ba791ae251
SHA51298d53dbc5f90651bf20bbb0689292ac49ce4a6c4390e332ede158ed86f2104e4e829c596feaead8f97e6bdee0c3a9e39c0d9cc89129c41a328afab110cda4000