Analysis
-
max time kernel
184s -
max time network
198s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2023 10:10
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe
Resource
win10v2004-20231023-en
General
-
Target
NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe
-
Size
511KB
-
MD5
34c15acb342fe03f31a8e89cac79eeea
-
SHA1
8531d66d189e8bfec4edb949b37681fc00b27a39
-
SHA256
84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f
-
SHA512
f07592117e0edf7dbc9fd4cd032e7c786f0f42f2f6b1c54958a14f1644df11a57a7f8a6afbe487606f798abd201408bc7de19ae0c8f9639c1c3a9a84feb277c1
-
SSDEEP
12288:4MrGy90cPclKJrUwFUSY8TUs2auB+4+wSRDFgCfqPRqZ98Vg:eyhbYSz2auUUS120qZqZ9eg
Malware Config
Extracted
redline
taiga
5.42.92.51:19057
Signatures
-
Detect Mystic stealer payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/4012-14-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4012-15-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4012-16-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4012-18-0x0000000000400000-0x0000000000433000-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/4812-22-0x0000000000400000-0x000000000043C000-memory.dmp family_redline -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
5NC95oT.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation 5NC95oT.exe -
Executes dropped EXE 4 IoCs
Processes:
xx9nA81.exe3sK387mE.exe4ZI4ls8.exe5NC95oT.exepid Process 1640 xx9nA81.exe 3652 3sK387mE.exe 3012 4ZI4ls8.exe 1052 5NC95oT.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exexx9nA81.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.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.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\\\"" xx9nA81.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
3sK387mE.exe4ZI4ls8.exedescription pid Process procid_target PID 3652 set thread context of 4012 3652 3sK387mE.exe 90 PID 3012 set thread context of 4812 3012 4ZI4ls8.exe 98 -
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 4732 4012 WerFault.exe 90 -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exexx9nA81.exe3sK387mE.exe4ZI4ls8.exe5NC95oT.exedescription pid Process procid_target PID 3528 wrote to memory of 1640 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 84 PID 3528 wrote to memory of 1640 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 84 PID 3528 wrote to memory of 1640 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 84 PID 1640 wrote to memory of 3652 1640 xx9nA81.exe 86 PID 1640 wrote to memory of 3652 1640 xx9nA81.exe 86 PID 1640 wrote to memory of 3652 1640 xx9nA81.exe 86 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 3652 wrote to memory of 4012 3652 3sK387mE.exe 90 PID 1640 wrote to memory of 3012 1640 xx9nA81.exe 95 PID 1640 wrote to memory of 3012 1640 xx9nA81.exe 95 PID 1640 wrote to memory of 3012 1640 xx9nA81.exe 95 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3012 wrote to memory of 4812 3012 4ZI4ls8.exe 98 PID 3528 wrote to memory of 1052 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 99 PID 3528 wrote to memory of 1052 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 99 PID 3528 wrote to memory of 1052 3528 NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe 99 PID 1052 wrote to memory of 2560 1052 5NC95oT.exe 104 PID 1052 wrote to memory of 2560 1052 5NC95oT.exe 104 PID 1052 wrote to memory of 2560 1052 5NC95oT.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.84e44d34a9b67d2ad81706eaf9d8e9a695338209aa31cfcfc327e44c0a4abb5f.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xx9nA81.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xx9nA81.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3sK387mE.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3sK387mE.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:4012
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 5405⤵
- Program crash
PID:4732
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4ZI4ls8.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4ZI4ls8.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:4812
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5NC95oT.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5NC95oT.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "3⤵PID:2560
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4012 -ip 40121⤵PID:3556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
73KB
MD507892df8e3beb8d955670bafd1bbe1f3
SHA109e0f7456867c3655e38072928009b6be33f67ea
SHA2562ff2927f1c28e501d835c8c6f5ffa19d2b4310aef0b1a2712bbdfaf543ffbd36
SHA512284c67f401b779094fa37970d4b4603843f6440f541fd146982f15654f73ab8d4190eef67c9590da68cd50cacc3cf409c154c7c03cd9d2f314be14cbaa01ded4
-
Filesize
73KB
MD507892df8e3beb8d955670bafd1bbe1f3
SHA109e0f7456867c3655e38072928009b6be33f67ea
SHA2562ff2927f1c28e501d835c8c6f5ffa19d2b4310aef0b1a2712bbdfaf543ffbd36
SHA512284c67f401b779094fa37970d4b4603843f6440f541fd146982f15654f73ab8d4190eef67c9590da68cd50cacc3cf409c154c7c03cd9d2f314be14cbaa01ded4
-
Filesize
389KB
MD5950f02cef851e2446387469dd57dc6b9
SHA195f85912995ab5860d92fd127cde918b1845271c
SHA256b35a07eca2fb0fe638ab08ad679d8e088a5db4971250c436b5fe916a283bd8b2
SHA512fd47db976c9a7c9c54ce4eb534cb3c9c99af2f96874431de933b3af0c72bfb13f47aa7521a0bc25c5eac7f2e8deeab08d055a2cf8e75d1d76e71c63a727a3746
-
Filesize
389KB
MD5950f02cef851e2446387469dd57dc6b9
SHA195f85912995ab5860d92fd127cde918b1845271c
SHA256b35a07eca2fb0fe638ab08ad679d8e088a5db4971250c436b5fe916a283bd8b2
SHA512fd47db976c9a7c9c54ce4eb534cb3c9c99af2f96874431de933b3af0c72bfb13f47aa7521a0bc25c5eac7f2e8deeab08d055a2cf8e75d1d76e71c63a727a3746
-
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