Analysis
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max time kernel
86s -
max time network
88s -
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 23:33
Static task
static1
Behavioral task
behavioral1
Sample
03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe
Resource
win10-20230220-en
General
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Target
03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe
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Size
699KB
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MD5
ea259d195946c62854ae3602c7f12300
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SHA1
464a12675ef3ef543a34d9bf5b2d6c5bd90cc73a
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SHA256
03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1
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SHA512
91c09890f4e09a03158a66c14f8c94f420cad430397a69a776bc055edb93c575c4f7f2e0a124594a8da3d206661ef49ef58bbf28783341d3219b5a1d53e54894
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SSDEEP
12288:oMr/y90pfdWtf+WyazO8EB6ZOB3yWsj77zizn2XmPu:HykIVfaL6ZWNsH7+lu
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\DisableScanOnRealtimeEnable = "1" pro0510.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0510.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0510.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0510.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0510.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 21 IoCs
resource yara_rule behavioral1/memory/2120-179-0x00000000026B0000-0x00000000026F6000-memory.dmp family_redline behavioral1/memory/2120-180-0x0000000004CB0000-0x0000000004CF4000-memory.dmp family_redline behavioral1/memory/2120-182-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-181-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-184-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-186-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-188-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-190-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-192-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-194-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-196-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-198-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-200-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-202-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-204-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-206-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-208-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-210-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-212-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-216-0x0000000004CB0000-0x0000000004CEF000-memory.dmp family_redline behavioral1/memory/2120-1102-0x0000000004D70000-0x0000000004D80000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2092 un072686.exe 4256 pro0510.exe 2120 qu3832.exe 4652 si296311.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 pro0510.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0510.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 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.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\\\"" 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un072686.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\\\"" un072686.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 4256 pro0510.exe 4256 pro0510.exe 2120 qu3832.exe 2120 qu3832.exe 4652 si296311.exe 4652 si296311.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4256 pro0510.exe Token: SeDebugPrivilege 2120 qu3832.exe Token: SeDebugPrivilege 4652 si296311.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3956 wrote to memory of 2092 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 66 PID 3956 wrote to memory of 2092 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 66 PID 3956 wrote to memory of 2092 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 66 PID 2092 wrote to memory of 4256 2092 un072686.exe 67 PID 2092 wrote to memory of 4256 2092 un072686.exe 67 PID 2092 wrote to memory of 4256 2092 un072686.exe 67 PID 2092 wrote to memory of 2120 2092 un072686.exe 68 PID 2092 wrote to memory of 2120 2092 un072686.exe 68 PID 2092 wrote to memory of 2120 2092 un072686.exe 68 PID 3956 wrote to memory of 4652 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 70 PID 3956 wrote to memory of 4652 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 70 PID 3956 wrote to memory of 4652 3956 03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe"C:\Users\Admin\AppData\Local\Temp\03cc55249e57f42a2222ccc22a6864b852d961850bae00a08a04705a94f222b1.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un072686.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un072686.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0510.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0510.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4256
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3832.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3832.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2120
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si296311.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si296311.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD52017c2a6a8c4cdc010050764a9b46f51
SHA104b3aa3f67c121c1d6e818255bf3a14047ece1dc
SHA2562a77755360e6603e59d8fe1ca50909d1ac8460d31a4efa20d46381178904a20a
SHA51243dc85148529eb68aef8d25723c129653f73c5ff9519c1e6c1a5a1872dd872509239976a2e41560d759ac602772c157cc3ad9f0aa8a865eb979eb1dda9adf01c
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Filesize
175KB
MD52017c2a6a8c4cdc010050764a9b46f51
SHA104b3aa3f67c121c1d6e818255bf3a14047ece1dc
SHA2562a77755360e6603e59d8fe1ca50909d1ac8460d31a4efa20d46381178904a20a
SHA51243dc85148529eb68aef8d25723c129653f73c5ff9519c1e6c1a5a1872dd872509239976a2e41560d759ac602772c157cc3ad9f0aa8a865eb979eb1dda9adf01c
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Filesize
557KB
MD56eafd80bcb7f33e28aff0ebb23595e35
SHA12549f2dca0084af69a1d11a30dbd7e8525dc2361
SHA256774eae7ab13304ba1d021e2b589c3ab9b17d04795dd0dbf7c7db071dc05f9378
SHA5124eb734f0ef407c161bf89b1f5dd1cce9ff7e10125f70a69339ecbe6627216d1d1d47a32789a026acb57a81b6754654b0b941aef8176d9bff270582ad6b0564de
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Filesize
557KB
MD56eafd80bcb7f33e28aff0ebb23595e35
SHA12549f2dca0084af69a1d11a30dbd7e8525dc2361
SHA256774eae7ab13304ba1d021e2b589c3ab9b17d04795dd0dbf7c7db071dc05f9378
SHA5124eb734f0ef407c161bf89b1f5dd1cce9ff7e10125f70a69339ecbe6627216d1d1d47a32789a026acb57a81b6754654b0b941aef8176d9bff270582ad6b0564de
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Filesize
307KB
MD548442e701f2df199631a64b2ab5e6d9c
SHA146c0caede83c4592c84ce6fe03cae5c9cfe00ee5
SHA256a5de3eb107fca1ddc1d30d8e6a382141dca302b6a88fbcce797fefd6590f05c6
SHA5120501299845bd4e4479b5c3482a6b575b9cec1d2df20f33c13651f7eb1fded87334afb4ba893aca637876c34bb00695a92bf7343607399b5ea2eb71101249cbae
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Filesize
307KB
MD548442e701f2df199631a64b2ab5e6d9c
SHA146c0caede83c4592c84ce6fe03cae5c9cfe00ee5
SHA256a5de3eb107fca1ddc1d30d8e6a382141dca302b6a88fbcce797fefd6590f05c6
SHA5120501299845bd4e4479b5c3482a6b575b9cec1d2df20f33c13651f7eb1fded87334afb4ba893aca637876c34bb00695a92bf7343607399b5ea2eb71101249cbae
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Filesize
365KB
MD5ab3ea22084aeaac463d99835242664d2
SHA1071be042cfaca6b6001e6393462eea4cfc80eb88
SHA2566d459b4f167eea822745b2c39cf110c1c62bdf54bbccc0ce742b61a5ee226619
SHA512ee40743a789e9d3be51c844dfdc973317544d5c0bd20c8a8bdf92a661711c8485e7a7732650d567fb4b65fc03d12539357ba8de57444010a679b96477ee01aa1
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Filesize
365KB
MD5ab3ea22084aeaac463d99835242664d2
SHA1071be042cfaca6b6001e6393462eea4cfc80eb88
SHA2566d459b4f167eea822745b2c39cf110c1c62bdf54bbccc0ce742b61a5ee226619
SHA512ee40743a789e9d3be51c844dfdc973317544d5c0bd20c8a8bdf92a661711c8485e7a7732650d567fb4b65fc03d12539357ba8de57444010a679b96477ee01aa1