Analysis
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max time kernel
84s -
max time network
130s -
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 17:05
Static task
static1
Behavioral task
behavioral1
Sample
e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe
Resource
win10v2004-20230220-en
General
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Target
e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe
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Size
696KB
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MD5
ca0720dbf0b6241f1d046fe2210e6889
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SHA1
00eea35778a8589976aca4fae0a34f859f2878f0
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SHA256
e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276
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SHA512
fbd8bfb611b6e6890b0a8ba6b40fc306bb9556a99cb62353c21a4482a2c68dc0b86e23a3cfb7be6b6c9caaf8e6e38310c4c223fed098b0750630401f4f8e0ed6
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SSDEEP
12288:gMrZy90Qo6796rZELOaL5biLuBe7PxQ0dBJ4+fnhI9Qs6dIT71k6m:pyZoE96rZEKc5C7LzJ44hI9Qs0qq6m
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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7105.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/348-191-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-190-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-193-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-195-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-197-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-199-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-201-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-203-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-205-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-210-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-213-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-215-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-217-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-219-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-221-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-223-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-225-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-227-0x00000000052C0000-0x00000000052FF000-memory.dmp family_redline behavioral1/memory/348-1111-0x00000000009E0000-0x00000000009F0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1936 un567746.exe 2500 pro7105.exe 348 qu3460.exe 1304 si535383.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 pro7105.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7105.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 un567746.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\\\"" un567746.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.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\\\"" e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.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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Program crash 2 IoCs
pid pid_target Process procid_target 2184 2500 WerFault.exe 89 4212 348 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2500 pro7105.exe 2500 pro7105.exe 348 qu3460.exe 348 qu3460.exe 1304 si535383.exe 1304 si535383.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2500 pro7105.exe Token: SeDebugPrivilege 348 qu3460.exe Token: SeDebugPrivilege 1304 si535383.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1740 wrote to memory of 1936 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 88 PID 1740 wrote to memory of 1936 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 88 PID 1740 wrote to memory of 1936 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 88 PID 1936 wrote to memory of 2500 1936 un567746.exe 89 PID 1936 wrote to memory of 2500 1936 un567746.exe 89 PID 1936 wrote to memory of 2500 1936 un567746.exe 89 PID 1936 wrote to memory of 348 1936 un567746.exe 92 PID 1936 wrote to memory of 348 1936 un567746.exe 92 PID 1936 wrote to memory of 348 1936 un567746.exe 92 PID 1740 wrote to memory of 1304 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 96 PID 1740 wrote to memory of 1304 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 96 PID 1740 wrote to memory of 1304 1740 e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe"C:\Users\Admin\AppData\Local\Temp\e870181c81b35af7694a547d69027cdadf2c04e68b7015b322595b2b64ad2276.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un567746.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un567746.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 10844⤵
- Program crash
PID:2184
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3460.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3460.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:348 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 348 -s 20204⤵
- Program crash
PID:4212
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si535383.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si535383.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1304
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2500 -ip 25001⤵PID:4196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 348 -ip 3481⤵PID:4192
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD55ef7eb07a350c1e65cb4d197d125bda9
SHA1e6062bec6febfceb3dcd3764ade8584902a3b98c
SHA25610df7a633e6075915b19f6d2c777d047c5ca4aea4c14ef82c1105df70b5bf95e
SHA51232bea70c73c78d97af00ee750c861b178b5c4732b1fafa80685a075f32b0cdf125536a772d3f7cb6acab4f487954818b738d4be0e101acf419c184ada93ae582
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Filesize
175KB
MD55ef7eb07a350c1e65cb4d197d125bda9
SHA1e6062bec6febfceb3dcd3764ade8584902a3b98c
SHA25610df7a633e6075915b19f6d2c777d047c5ca4aea4c14ef82c1105df70b5bf95e
SHA51232bea70c73c78d97af00ee750c861b178b5c4732b1fafa80685a075f32b0cdf125536a772d3f7cb6acab4f487954818b738d4be0e101acf419c184ada93ae582
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Filesize
554KB
MD521f13e560194ad252a0a7d597eb05191
SHA176a37e2ce44cdaf917132ada678c7876dcffb1e2
SHA256f7aaa2bcef8db3603a89fdd0cf110c5f17461178ce3c8759dca61a800da6fecc
SHA512dd8b77c26791205bd58a5640d9d6f06788ae326038915bbb05b585235ef1bba3cd83f26329970114b8e865a13f8b30a0452f56b9ce5a9cb20b15347591f9807c
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Filesize
554KB
MD521f13e560194ad252a0a7d597eb05191
SHA176a37e2ce44cdaf917132ada678c7876dcffb1e2
SHA256f7aaa2bcef8db3603a89fdd0cf110c5f17461178ce3c8759dca61a800da6fecc
SHA512dd8b77c26791205bd58a5640d9d6f06788ae326038915bbb05b585235ef1bba3cd83f26329970114b8e865a13f8b30a0452f56b9ce5a9cb20b15347591f9807c
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Filesize
308KB
MD5ba1b8e7feccf8e56019bc6f25e2527d7
SHA1fd447ae9c5a14d0b61c5cb5bf275e74f7e9b8ef9
SHA256efa13c6350c5910487526013f246ef2b21576d1ce3fb954780964185b176d48d
SHA51207ae2a3133484b755477cfb7d3dcd5cf272e1871387872851f73b7fb2f6c598e4821f8a6c34402ecc721f79f860fdd5b81371470b60ca7acfb21a46045e108ec
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Filesize
308KB
MD5ba1b8e7feccf8e56019bc6f25e2527d7
SHA1fd447ae9c5a14d0b61c5cb5bf275e74f7e9b8ef9
SHA256efa13c6350c5910487526013f246ef2b21576d1ce3fb954780964185b176d48d
SHA51207ae2a3133484b755477cfb7d3dcd5cf272e1871387872851f73b7fb2f6c598e4821f8a6c34402ecc721f79f860fdd5b81371470b60ca7acfb21a46045e108ec
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Filesize
366KB
MD548f82a55ce1b8a040f8bdc9636aad1a7
SHA10589a1d1edc3ba03391a80668f646e7e043e6d9c
SHA25618383a040ebbb9f469ec0ef6c48378ea319e81c7773bf3bee06ba8d525dcf503
SHA512d60c0c2c497911a3130b666aeab4c052969e4e9cf5b5680d92766800d8066cc64a5c83fc08200929bbd1b627cbca5c00d36a1294322444d20eb264d1ddbb85aa
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Filesize
366KB
MD548f82a55ce1b8a040f8bdc9636aad1a7
SHA10589a1d1edc3ba03391a80668f646e7e043e6d9c
SHA25618383a040ebbb9f469ec0ef6c48378ea319e81c7773bf3bee06ba8d525dcf503
SHA512d60c0c2c497911a3130b666aeab4c052969e4e9cf5b5680d92766800d8066cc64a5c83fc08200929bbd1b627cbca5c00d36a1294322444d20eb264d1ddbb85aa