Analysis
-
max time kernel
177s -
max time network
189s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2023 10:07
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe
Resource
win10v2004-20231020-en
General
-
Target
NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe
-
Size
511KB
-
MD5
1db69d4fc3b5755bdeed38269789fdda
-
SHA1
985accdc39626a9c9f35a8d2444b92f5efd64aa2
-
SHA256
6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27
-
SHA512
23a44da33ffbb7cea92d3c07b970fae1ec32a16232e102585af9cf8dc302f816524bb380714896998afdb28cdc073221ccf770355965aecc69847b65a150dd98
-
SSDEEP
12288:fMrZy90bBGrHw0hniwwksM9LsY8TUs2+uV+4+wSRlFcvN6SBk:uySs1hi8sssYSz2+uIUSHOMSi
Malware Config
Extracted
redline
taiga
5.42.92.51:19057
Signatures
-
Detect Mystic stealer payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1820-14-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/1820-15-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/1820-16-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/1820-18-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1944-22-0x0000000000400000-0x000000000043C000-memory.dmp family_redline -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
5Ki22Th.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Control Panel\International\Geo\Nation 5Ki22Th.exe -
Executes dropped EXE 4 IoCs
Processes:
dE1EH61.exe3wi540OZ.exe4TB2Fh3.exe5Ki22Th.exepid Process 2364 dE1EH61.exe 4040 3wi540OZ.exe 4388 4TB2Fh3.exe 4180 5Ki22Th.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exedE1EH61.exedescription 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\\\"" NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.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\\\"" dE1EH61.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
3wi540OZ.exe4TB2Fh3.exedescription pid Process procid_target PID 4040 set thread context of 1820 4040 3wi540OZ.exe 92 PID 4388 set thread context of 1944 4388 4TB2Fh3.exe 99 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4380 1820 WerFault.exe 92 -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exedE1EH61.exe3wi540OZ.exe4TB2Fh3.exe5Ki22Th.exedescription pid Process procid_target PID 3048 wrote to memory of 2364 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 89 PID 3048 wrote to memory of 2364 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 89 PID 3048 wrote to memory of 2364 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 89 PID 2364 wrote to memory of 4040 2364 dE1EH61.exe 90 PID 2364 wrote to memory of 4040 2364 dE1EH61.exe 90 PID 2364 wrote to memory of 4040 2364 dE1EH61.exe 90 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 4040 wrote to memory of 1820 4040 3wi540OZ.exe 92 PID 2364 wrote to memory of 4388 2364 dE1EH61.exe 94 PID 2364 wrote to memory of 4388 2364 dE1EH61.exe 94 PID 2364 wrote to memory of 4388 2364 dE1EH61.exe 94 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 4388 wrote to memory of 1944 4388 4TB2Fh3.exe 99 PID 3048 wrote to memory of 4180 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 100 PID 3048 wrote to memory of 4180 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 100 PID 3048 wrote to memory of 4180 3048 NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe 100 PID 4180 wrote to memory of 3084 4180 5Ki22Th.exe 101 PID 4180 wrote to memory of 3084 4180 5Ki22Th.exe 101 PID 4180 wrote to memory of 3084 4180 5Ki22Th.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.6628fb77e3eefe18d7280851104b18d1889fb5ef50ce62b4db581e4ad7695a27.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dE1EH61.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dE1EH61.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3wi540OZ.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3wi540OZ.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4040 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:1820
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 5405⤵
- Program crash
PID:4380
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4TB2Fh3.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4TB2Fh3.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:1944
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ki22Th.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ki22Th.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4180 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "3⤵PID:3084
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1820 -ip 18201⤵PID:3024
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
73KB
MD58bd3dce5801b165589233f19b83876e9
SHA103651adc3968ed810e3dec089849e391f92e166c
SHA2561e4c2727b1539a977e5af320f7658a03021d4c37b9be63138268b1bfe9f22f87
SHA51265e161f6aa4e5e24586157f3a4c7c658f2ae3226778348663a9e0fd75f2cfa8c83bf94a2e43ed25590f40d44c6205c3beb0eeb0d8c0c6e3921521a1553ed5541
-
Filesize
73KB
MD58bd3dce5801b165589233f19b83876e9
SHA103651adc3968ed810e3dec089849e391f92e166c
SHA2561e4c2727b1539a977e5af320f7658a03021d4c37b9be63138268b1bfe9f22f87
SHA51265e161f6aa4e5e24586157f3a4c7c658f2ae3226778348663a9e0fd75f2cfa8c83bf94a2e43ed25590f40d44c6205c3beb0eeb0d8c0c6e3921521a1553ed5541
-
Filesize
389KB
MD5f95f9b4bebbd894234adbda7933d89e8
SHA11ab3bb66bf4325346b0d313ab0643798f4d60543
SHA256fc67b97f1ac225971f1b728b4f64534de3c4ee638a65db190e3a32cac8a8fa8a
SHA512047c406ef6cb5f2c493586cd8e351293e7591f7fc770f812c48490fee32f363df2ec3781a0dd96928f886ac8954045a0a46733b14bfab8b33caa716227b06169
-
Filesize
389KB
MD5f95f9b4bebbd894234adbda7933d89e8
SHA11ab3bb66bf4325346b0d313ab0643798f4d60543
SHA256fc67b97f1ac225971f1b728b4f64534de3c4ee638a65db190e3a32cac8a8fa8a
SHA512047c406ef6cb5f2c493586cd8e351293e7591f7fc770f812c48490fee32f363df2ec3781a0dd96928f886ac8954045a0a46733b14bfab8b33caa716227b06169
-
Filesize
300KB
MD5784667bb96ccb30c4cf44f2c5f493769
SHA128185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA2561025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA51262c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20
-
Filesize
300KB
MD5784667bb96ccb30c4cf44f2c5f493769
SHA128185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA2561025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA51262c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20
-
Filesize
339KB
MD514d9834611ad581afcfea061652ff6cb
SHA1802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5
-
Filesize
339KB
MD514d9834611ad581afcfea061652ff6cb
SHA1802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5
-
Filesize
181B
MD5225edee1d46e0a80610db26b275d72fb
SHA1ce206abf11aaf19278b72f5021cc64b1b427b7e8
SHA256e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559
SHA5124f01a2a248a1322cb690b7395b818d2780e46f4884e59f1ab96125d642b6358eea97c7fad6023ef17209b218daa9c88d15ea2b92f124ecb8434c0c7b4a710504
-
Filesize
3B
MD5a5ea0ad9260b1550a14cc58d2c39b03d
SHA1f0aedf295071ed34ab8c6a7692223d22b6a19841
SHA256f1b2f662800122bed0ff255693df89c4487fbdcf453d3524a42d4ec20c3d9c04
SHA5127c735c613ece191801114785c1ee26a0485cbf1e8ee2c3b85ba1ad290ef75eec9fede5e1a5dc26d504701f3542e6b6457818f4c1d62448d0db40d5f35c357d74