Analysis
-
max time kernel
144s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10/03/2023, 08:07
Static task
static1
Behavioral task
behavioral1
Sample
3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe
Resource
win10v2004-20230220-en
General
-
Target
3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe
-
Size
546KB
-
MD5
37848b905e4d511785b722ae9b78ba75
-
SHA1
8fb49210b6c45b2090ee91bcc236ce1d0f480cba
-
SHA256
3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7
-
SHA512
0bbe8a77567152bf80c845ec9a20983cb387ebc11b7f12faa364678bfe804627659d7fcc55fe48049c0dc07cffe00b7715e22408acc9d2d963234b35d35171f8
-
SSDEEP
12288:PMrpy907RfVKdilpqGFsYeYJidagI3aqAE2BiINSpaz:KycodmqLhQgI3aqAj4ISpE
Malware Config
Extracted
redline
mango
193.233.20.28:4125
-
auth_value
ecf79d7f5227d998a3501c972d915d23
Extracted
redline
dezik
193.56.146.220:4174
-
auth_value
d39f21dca8edc10800b036ab83f4d75e
Signatures
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b9903Vx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b9903Vx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b9903Vx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b9903Vx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b9903Vx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b9903Vx.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/4088-155-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-156-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-158-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-160-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-162-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-164-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-166-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-168-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-170-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-172-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-174-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-176-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-178-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-180-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-182-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-184-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-186-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-188-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-190-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-192-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-194-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-198-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-201-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-203-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-205-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-207-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-209-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-211-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-213-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-215-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-217-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-219-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/4088-221-0x0000000002630000-0x000000000266E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2672 nice7960.exe 2800 b9903Vx.exe 4088 c31ZS87.exe 5076 dJAzl06.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" b9903Vx.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" nice7960.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.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\\\"" 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce nice7960.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 1 IoCs
pid pid_target Process procid_target 688 4088 WerFault.exe 91 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2800 b9903Vx.exe 2800 b9903Vx.exe 4088 c31ZS87.exe 4088 c31ZS87.exe 5076 dJAzl06.exe 5076 dJAzl06.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2800 b9903Vx.exe Token: SeDebugPrivilege 4088 c31ZS87.exe Token: SeDebugPrivilege 5076 dJAzl06.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2044 wrote to memory of 2672 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 85 PID 2044 wrote to memory of 2672 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 85 PID 2044 wrote to memory of 2672 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 85 PID 2672 wrote to memory of 2800 2672 nice7960.exe 86 PID 2672 wrote to memory of 2800 2672 nice7960.exe 86 PID 2672 wrote to memory of 4088 2672 nice7960.exe 91 PID 2672 wrote to memory of 4088 2672 nice7960.exe 91 PID 2672 wrote to memory of 4088 2672 nice7960.exe 91 PID 2044 wrote to memory of 5076 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 98 PID 2044 wrote to memory of 5076 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 98 PID 2044 wrote to memory of 5076 2044 3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe"C:\Users\Admin\AppData\Local\Temp\3f41d36a09563fff2be75aeeed2021763dc8f741017eb821c907a678482eabe7.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice7960.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice7960.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9903Vx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9903Vx.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2800
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c31ZS87.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c31ZS87.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4088 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 13524⤵
- Program crash
PID:688
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dJAzl06.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dJAzl06.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5076
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4088 -ip 40881⤵PID:2184
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
-
Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
-
Filesize
402KB
MD512e5a778f10b64101a4045b33d7ea396
SHA19ad734a62166a875514f6b18a54e107082a70c70
SHA2566e7e5ddfb9f4676debcab58afac88d2f2c280769cc8771dba1e12f055ff214aa
SHA512bd56d68bd044ce662ad85cd9f4a5b391fdadb93140bd0265c468eb58722a3fb9e39b35309922afe2e1f907a12f6ab036e1dd0841b646e6ab6e05a33cbd820f7c
-
Filesize
402KB
MD512e5a778f10b64101a4045b33d7ea396
SHA19ad734a62166a875514f6b18a54e107082a70c70
SHA2566e7e5ddfb9f4676debcab58afac88d2f2c280769cc8771dba1e12f055ff214aa
SHA512bd56d68bd044ce662ad85cd9f4a5b391fdadb93140bd0265c468eb58722a3fb9e39b35309922afe2e1f907a12f6ab036e1dd0841b646e6ab6e05a33cbd820f7c
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
367KB
MD5b027ebb3e70d7bc51c75bbdfd85ea392
SHA189bea40a9f34e998af07884e9a3da1df21037b2a
SHA2560c7a52e23934ed22905ccf78982f546ab0a36f92cdc64bf1cfddc7b4cb02d0e3
SHA5124d51137bd5c210f57198dd9f08858415ec2b5f4cd4324651bbc4b0127fbcfb1486b4f5f2add49602afeb340675ba3f37344ccf3d728039dabf3411bd547f0a4c
-
Filesize
367KB
MD5b027ebb3e70d7bc51c75bbdfd85ea392
SHA189bea40a9f34e998af07884e9a3da1df21037b2a
SHA2560c7a52e23934ed22905ccf78982f546ab0a36f92cdc64bf1cfddc7b4cb02d0e3
SHA5124d51137bd5c210f57198dd9f08858415ec2b5f4cd4324651bbc4b0127fbcfb1486b4f5f2add49602afeb340675ba3f37344ccf3d728039dabf3411bd547f0a4c