Analysis
-
max time kernel
46s -
max time network
159s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
07-09-2021 16:31
Static task
static1
Behavioral task
behavioral1
Sample
D5F2C7C794FCB52DCC2DBA6F4332F373.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
D5F2C7C794FCB52DCC2DBA6F4332F373.exe
Resource
win10-en
General
-
Target
D5F2C7C794FCB52DCC2DBA6F4332F373.exe
-
Size
863KB
-
MD5
d5f2c7c794fcb52dcc2dba6f4332f373
-
SHA1
65edbdeb4ff81560937719c66affcded17d42540
-
SHA256
f0dbc51745cdb0456cde79039f1119c8362aee6a19b54d9a368c9fe3c3d75f0f
-
SHA512
4239188bf53ec9e00487357d9ea7831d98b928b5d6bdb8e9460bda12f418584cb22eb3680c49d9f03f61b6fb795d1b617e2a21e0650b40de1678a0ab805b628b
Malware Config
Extracted
netwire
185.24.233.14:6080
64.42.179.51:5457
185.103.96.143:5457
91.214.169.69:5457
213.152.161.239:5457
104.254.90.235:5457
-
activex_autorun
false
- activex_key
-
copy_executable
false
-
delete_original
false
-
host_id
HostId-%Rand%
- install_path
-
keylogger_dir
OSEX\
-
lock_executable
true
-
mutex
PTgfSODX
-
offline_keylogger
true
-
password
Password
-
registry_autorun
false
- startup_name
-
use_mutex
true
Signatures
-
NetWire RAT payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1792-79-0x0000000000400000-0x0000000000433000-memory.dmp netwire -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
D5F2C7C794FCB52DCC2DBA6F4332F373.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Xyotwwk = "C:\\Users\\Public\\Libraries\\kwwtoyX.url" D5F2C7C794FCB52DCC2DBA6F4332F373.exe -
Modifies registry key 1 TTPs 3 IoCs
-
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
D5F2C7C794FCB52DCC2DBA6F4332F373.execmd.execmd.execmd.exedescription pid process target process PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 1792 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe secinit.exe PID 1104 wrote to memory of 280 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 280 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 280 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 280 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 280 wrote to memory of 1636 280 cmd.exe cmd.exe PID 280 wrote to memory of 1636 280 cmd.exe cmd.exe PID 280 wrote to memory of 1636 280 cmd.exe cmd.exe PID 280 wrote to memory of 1636 280 cmd.exe cmd.exe PID 1636 wrote to memory of 860 1636 cmd.exe reg.exe PID 1636 wrote to memory of 860 1636 cmd.exe reg.exe PID 1636 wrote to memory of 860 1636 cmd.exe reg.exe PID 1636 wrote to memory of 860 1636 cmd.exe reg.exe PID 1636 wrote to memory of 380 1636 cmd.exe reg.exe PID 1636 wrote to memory of 380 1636 cmd.exe reg.exe PID 1636 wrote to memory of 380 1636 cmd.exe reg.exe PID 1636 wrote to memory of 380 1636 cmd.exe reg.exe PID 1636 wrote to memory of 1932 1636 cmd.exe schtasks.exe PID 1636 wrote to memory of 1932 1636 cmd.exe schtasks.exe PID 1636 wrote to memory of 1932 1636 cmd.exe schtasks.exe PID 1636 wrote to memory of 1932 1636 cmd.exe schtasks.exe PID 1104 wrote to memory of 1116 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 1116 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 1116 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1104 wrote to memory of 1116 1104 D5F2C7C794FCB52DCC2DBA6F4332F373.exe cmd.exe PID 1116 wrote to memory of 1524 1116 cmd.exe reg.exe PID 1116 wrote to memory of 1524 1116 cmd.exe reg.exe PID 1116 wrote to memory of 1524 1116 cmd.exe reg.exe PID 1116 wrote to memory of 1524 1116 cmd.exe reg.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\D5F2C7C794FCB52DCC2DBA6F4332F373.exe"C:\Users\Admin\AppData\Local\Temp\D5F2C7C794FCB52DCC2DBA6F4332F373.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\secinit.exeC:\Windows\System32\secinit.exe2⤵
-
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Public\Trast.bat" "2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f4⤵
- Modifies registry key
-
C:\Windows\SysWOW64\reg.exereg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "4⤵
- Modifies registry key
-
C:\Windows\SysWOW64\schtasks.exeschtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I4⤵
-
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Public\nest.bat" "2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f3⤵
- Modifies registry key
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Public\Trast.batMD5
4068c9f69fcd8a171c67f81d4a952a54
SHA14d2536a8c28cdcc17465e20d6693fb9e8e713b36
SHA25624222300c78180b50ed1f8361ba63cb27316ec994c1c9079708a51b4a1a9d810
SHA512a64f9319acc51fffd0491c74dcd9c9084c2783b82f95727e4bfe387a8528c6dcf68f11418e88f1e133d115daf907549c86dd7ad866b2a7938add5225fbb2811d
-
C:\Users\Public\UKO.batMD5
eaf8d967454c3bbddbf2e05a421411f8
SHA16170880409b24de75c2dc3d56a506fbff7f6622c
SHA256f35f2658455a2e40f151549a7d6465a836c33fa9109e67623916f889849eac56
SHA512fe5be5c673e99f70c93019d01abb0a29dd2ecf25b2d895190ff551f020c28e7d8f99f65007f440f0f76c5bcac343b2a179a94d190c938ea3b9e1197890a412e9
-
C:\Users\Public\nest.batMD5
8ada51400b7915de2124baaf75e3414c
SHA11a7b9db12184ab7fd7fce1c383f9670a00adb081
SHA25645aa3957c29865260a78f03eef18ae9aebdbf7bea751ecc88be4a799f2bb46c7
SHA5129afc138157a4565294ca49942579cdb6f5d8084e56f9354738de62b585f4c0fa3e7f2cbc9541827f2084e3ff36c46eed29b46f5dd2444062ffcd05c599992e68
-
memory/280-68-0x0000000000000000-mapping.dmp
-
memory/380-73-0x0000000000000000-mapping.dmp
-
memory/860-72-0x0000000000000000-mapping.dmp
-
memory/1104-61-0x0000000000280000-0x000000000029B000-memory.dmpFilesize
108KB
-
memory/1104-65-0x0000000075551000-0x0000000075553000-memory.dmpFilesize
8KB
-
memory/1104-64-0x0000000000260000-0x0000000000261000-memory.dmpFilesize
4KB
-
memory/1116-80-0x0000000000000000-mapping.dmp
-
memory/1524-82-0x0000000000000000-mapping.dmp
-
memory/1636-70-0x0000000000000000-mapping.dmp
-
memory/1792-77-0x0000000000170000-0x0000000000171000-memory.dmpFilesize
4KB
-
memory/1792-76-0x0000000000100000-0x0000000000101000-memory.dmpFilesize
4KB
-
memory/1792-75-0x00000000000C0000-0x00000000000C1000-memory.dmpFilesize
4KB
-
memory/1792-79-0x0000000000400000-0x0000000000433000-memory.dmpFilesize
204KB
-
memory/1792-78-0x0000000010550000-0x0000000010585000-memory.dmpFilesize
212KB
-
memory/1792-66-0x0000000000000000-mapping.dmp
-
memory/1932-74-0x0000000000000000-mapping.dmp