Analysis
-
max time kernel
77s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 01:08
Static task
static1
Behavioral task
behavioral1
Sample
1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe
Resource
win10v2004-20230220-en
General
-
Target
1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe
-
Size
546KB
-
MD5
897237c8a18f608d3bd0dc2753c1a296
-
SHA1
83c7dfe07a5d7ae773b61b9e9c34135af7f3c742
-
SHA256
1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf
-
SHA512
67da3af1a0f7fef261170c9155fe23d469c892fb030627a24ec716dd3cb2b89d7b1a50e4c11ae5ee4cd05ce77b19452a032bfc1b953b6b4c3066e0e7c03adb5c
-
SSDEEP
12288:OMrKy90Kwc9lmA+svHi0dQzA8ustiwLl0Dxu/K4FZ:QyI7si3xTJC0j
Malware Config
Extracted
redline
down
193.233.20.31:4125
-
auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
-
auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
-
Processes:
pro4042.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro4042.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4042.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4042.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4042.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4042.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4042.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 33 IoCs
Processes:
resource yara_rule behavioral1/memory/448-157-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-158-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-160-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-162-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-164-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-166-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-168-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-170-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-172-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-174-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-176-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-178-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-180-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-182-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-184-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-186-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-192-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-190-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-188-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-194-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-196-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-198-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-200-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-202-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-204-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-206-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-208-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-210-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-212-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-214-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-216-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-218-0x0000000002750000-0x000000000278E000-memory.dmp family_redline behavioral1/memory/448-220-0x0000000002750000-0x000000000278E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio4662.exepro4042.exequ6398.exesi612263.exepid process 1960 unio4662.exe 3432 pro4042.exe 448 qu6398.exe 4592 si612263.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Processes:
pro4042.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4042.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exeunio4662.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.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\\\"" 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio4662.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\\\"" unio4662.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
Processes:
WerFault.exepid pid_target process target process 4736 448 WerFault.exe qu6398.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro4042.exequ6398.exesi612263.exepid process 3432 pro4042.exe 3432 pro4042.exe 448 qu6398.exe 448 qu6398.exe 4592 si612263.exe 4592 si612263.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro4042.exequ6398.exesi612263.exedescription pid process Token: SeDebugPrivilege 3432 pro4042.exe Token: SeDebugPrivilege 448 qu6398.exe Token: SeDebugPrivilege 4592 si612263.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exeunio4662.exedescription pid process target process PID 1944 wrote to memory of 1960 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe unio4662.exe PID 1944 wrote to memory of 1960 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe unio4662.exe PID 1944 wrote to memory of 1960 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe unio4662.exe PID 1960 wrote to memory of 3432 1960 unio4662.exe pro4042.exe PID 1960 wrote to memory of 3432 1960 unio4662.exe pro4042.exe PID 1960 wrote to memory of 448 1960 unio4662.exe qu6398.exe PID 1960 wrote to memory of 448 1960 unio4662.exe qu6398.exe PID 1960 wrote to memory of 448 1960 unio4662.exe qu6398.exe PID 1944 wrote to memory of 4592 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe si612263.exe PID 1944 wrote to memory of 4592 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe si612263.exe PID 1944 wrote to memory of 4592 1944 1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe si612263.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe"C:\Users\Admin\AppData\Local\Temp\1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3432
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:448 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 13284⤵
- Program crash
PID:4736
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4592
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 448 -ip 4481⤵PID:4712
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
-
Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
-
Filesize
404KB
MD5850469a5e3f1f50cea3a3e25f0b56ec4
SHA15a8270c58afa9b42e2aaf4fd206ac4f3753a4abc
SHA2568d4726958e917a16e5d2d81dad410b4e82aaf02500611faca3731fe50020f310
SHA512f98147fd28cd3ff2b91375ea19aef9a82e8889bda53b003ed0ce32e77fca6dd2066a4b32d2d7ea26765b8e4a3dd961efb83b9aad8d2ecfd6f2842a9a95fe795b
-
Filesize
404KB
MD5850469a5e3f1f50cea3a3e25f0b56ec4
SHA15a8270c58afa9b42e2aaf4fd206ac4f3753a4abc
SHA2568d4726958e917a16e5d2d81dad410b4e82aaf02500611faca3731fe50020f310
SHA512f98147fd28cd3ff2b91375ea19aef9a82e8889bda53b003ed0ce32e77fca6dd2066a4b32d2d7ea26765b8e4a3dd961efb83b9aad8d2ecfd6f2842a9a95fe795b
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
358KB
MD556bf1c7db0ea58ef36062404206e1e9d
SHA1234326da736e9eb39433e3f96af6b6c748591b03
SHA2561a9b8a56231a8f6b2fd310686df874786cd8b8a9694e48c37d05047c538daeb9
SHA5127c4dc3901be9bb9c60201e1f6e4ed96d6f6811ef1f5077f87287f09ea5a9578777069b32fdf4aae5a75f1625bec5128153cfad57d77b13607d0cf2f6f9113818
-
Filesize
358KB
MD556bf1c7db0ea58ef36062404206e1e9d
SHA1234326da736e9eb39433e3f96af6b6c748591b03
SHA2561a9b8a56231a8f6b2fd310686df874786cd8b8a9694e48c37d05047c538daeb9
SHA5127c4dc3901be9bb9c60201e1f6e4ed96d6f6811ef1f5077f87287f09ea5a9578777069b32fdf4aae5a75f1625bec5128153cfad57d77b13607d0cf2f6f9113818