Analysis
-
max time kernel
151s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
06-07-2022 18:48
Static task
static1
Behavioral task
behavioral1
Sample
soa.exe
Resource
win7-20220414-en
General
-
Target
soa.exe
-
Size
525KB
-
MD5
93d8f2525be4725c994a7709cb2e3485
-
SHA1
17eb478f73c8fbfcae342a3039343c2b3575ab99
-
SHA256
55515fcdf9db3576553c72878e05ce6ac03bdf8fd7d8ce1521803d2829c18b75
-
SHA512
76066fea9d90775bfd5d6b03ed078b21e9cb775090ce3c8f4cc879e1c25ab987878b7252d2fa3e6fe0b1826252d7152ab82719219b1a2d8261b1da03d409d48c
Malware Config
Extracted
xloader
2.9
gfv7
hd4AZDZ3XeSkZ9w0NRn2+JU=
6iAxmGKdumxFEgwp
jM6QcxNUSeCKaUdvvh3g9mffhosQ
d4CC0LS0DjTJS8FdXqd3soM=
S1LPlXEIJY52Og==
doeO7AimsF0NEvFgnIV5
W2TlzH/byHtUU3B7tw==
Y2RAbyZjex2qj6GQv4Q=
ftoOsCpZdfmALQ==
4kqL8v/6rDj8Ohs/wAjkb0gD5Gfiww==
8mVs/AkvwLnIWp4=
yfqAazgHioT8b9yHSKpLDtgY
EyWD5F+Wu3L0xq/VJXgdlnFvBDdUz5WM
jn9ty+pdRNdtcDhJ5k8nwZofm4EJ
s9XVNv4/aRDBUx4w
+vHFE7Fw1rnIWp4=
wC395Yvi6G/3yoWRGW1USxzshi3Dyw==
jcbufIN91gHAUK1RYUMYIdyqpDlUz5WM
iIyoIvZNXwPNmBlBxGk6+A==
C/hTD8h/KWLiMW4Mt/joXyz23Q==
V5ApC8yE9ga07OV4Q61LDtgY
xtLNTFFs/RCJA4orMGL9ApU=
/AKLeE8idfmALQ==
WJL8UAHhVg7FSqAxOWL9ApU=
9iK1jWPdwWJFEgwp
Rz0Nb3NpyLnIWp4=
th3awtVSNNiFPLlnLxPmXyz23Q==
PLAGb2JN/0tFEgwp
DwBJL0vXwz6VU3B7tw==
bOAIYklXEJsP7BUDjxTubP8Q
AzA1r1ApwbnIWp4=
GY7VFP8Z42Eu0zrPgv7M27H2j0s=
M1Xf2X3iJY52Og==
TniK5ZHG5YsoO/UBSCIK04Osyg==
bNielgswlcIx
BT5/syRLwuaFFoo=
zwZKrUOtnTLZkPUBUkIUo7nAxA==
S3TY7rP8Gao+W6GQv4Q=
8vR8aFToJinc8vkLXbaY8pHOkINUz5WM
fn99yILT1WJFEgwp
4CI0fVVcxeyXIYwwPVLo9Iw=
hq6/DbfACpAm
ZJBMLtsgRN6izYKOI6xLDtgY
0w51/t24cgbsNUTkoS3BBZM=
KigtlHKAVuSnOpkzO1Lo9Iw=
QJKEvBztdfmALQ==
JCr9WGswGbg7
cbnlTTM1lc+s9s/6j/3mXyz23Q==
nC9880u66IpFEgwp
8l0tFQeq3HFHilpg32RN0GRVOaxXKO8YOA==
aV4laF9ZdfmALQ==
p8+JhjIKxEMWa1707GVKBdbbhi3Dyw==
lsDLGs6vauq8ERrIkwrU1m76mhgPoVk=
VmL44pRG8A56zSK0xGk6+A==
0MtFU1jACpAm
ASApso7Btzm4sbLiY79LDtgY
ULrfRv1BUwzoty9HxGk6+A==
qasiAbIOJY52Og==
UZN9Xx2miW9FEgwp
zDMIAhSLts63jRpCxGk6+A==
f3gLFxpk+DG+U3B7tw==
qzWSblb1ernIWp4=
+CZPmjzmSGIHjN6BSapLDtgY
jsw3l0sshQ0MzjNRqA==
littlemountainnomad.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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Xloader Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2016-62-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/2016-63-0x000000000041F810-mapping.dmp xloader behavioral1/memory/2016-65-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/1408-72-0x0000000000080000-0x00000000000AC000-memory.dmp xloader behavioral1/memory/1408-76-0x0000000000080000-0x00000000000AC000-memory.dmp xloader -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
wlanext.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run wlanext.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ZT-XO2EHUX2 = "C:\\Program Files (x86)\\Mjvxxkzix\\igfxmditq.exe" wlanext.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
soa.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\International\Geo\Nation soa.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 656 cmd.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
soa.exesoa.exewlanext.exedescription pid process target process PID 1520 set thread context of 2016 1520 soa.exe soa.exe PID 2016 set thread context of 1296 2016 soa.exe Explorer.EXE PID 1408 set thread context of 1296 1408 wlanext.exe Explorer.EXE -
Drops file in Program Files directory 1 IoCs
Processes:
wlanext.exedescription ioc process File opened for modification C:\Program Files (x86)\Mjvxxkzix\igfxmditq.exe wlanext.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
wlanext.exedescription ioc process Key created \Registry\User\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 wlanext.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
Processes:
soa.exesoa.exewlanext.exepid process 1520 soa.exe 2016 soa.exe 2016 soa.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
soa.exewlanext.exepid process 2016 soa.exe 2016 soa.exe 2016 soa.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe 1408 wlanext.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
soa.exesoa.exewlanext.exedescription pid process Token: SeDebugPrivilege 1520 soa.exe Token: SeDebugPrivilege 2016 soa.exe Token: SeDebugPrivilege 1408 wlanext.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1296 Explorer.EXE 1296 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1296 Explorer.EXE 1296 Explorer.EXE -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
soa.exeExplorer.EXEwlanext.exedescription pid process target process PID 1520 wrote to memory of 1388 1520 soa.exe soa.exe PID 1520 wrote to memory of 1388 1520 soa.exe soa.exe PID 1520 wrote to memory of 1388 1520 soa.exe soa.exe PID 1520 wrote to memory of 1388 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1520 wrote to memory of 2016 1520 soa.exe soa.exe PID 1296 wrote to memory of 1408 1296 Explorer.EXE wlanext.exe PID 1296 wrote to memory of 1408 1296 Explorer.EXE wlanext.exe PID 1296 wrote to memory of 1408 1296 Explorer.EXE wlanext.exe PID 1296 wrote to memory of 1408 1296 Explorer.EXE wlanext.exe PID 1408 wrote to memory of 656 1408 wlanext.exe cmd.exe PID 1408 wrote to memory of 656 1408 wlanext.exe cmd.exe PID 1408 wrote to memory of 656 1408 wlanext.exe cmd.exe PID 1408 wrote to memory of 656 1408 wlanext.exe cmd.exe PID 1408 wrote to memory of 1576 1408 wlanext.exe Firefox.exe PID 1408 wrote to memory of 1576 1408 wlanext.exe Firefox.exe PID 1408 wrote to memory of 1576 1408 wlanext.exe Firefox.exe PID 1408 wrote to memory of 1576 1408 wlanext.exe Firefox.exe PID 1408 wrote to memory of 1576 1408 wlanext.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\soa.exe"C:\Users\Admin\AppData\Local\Temp\soa.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\soa.exe"{path}"3⤵
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C:\Users\Admin\AppData\Local\Temp\soa.exe"{path}"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.exe"2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\soa.exe"3⤵
- Deletes itself
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/656-71-0x0000000000000000-mapping.dmp
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memory/1296-75-0x0000000008E30000-0x0000000008F88000-memory.dmpFilesize
1.3MB
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memory/1296-77-0x0000000008E30000-0x0000000008F88000-memory.dmpFilesize
1.3MB
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memory/1296-68-0x0000000006A10000-0x0000000006AF5000-memory.dmpFilesize
916KB
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memory/1408-72-0x0000000000080000-0x00000000000AC000-memory.dmpFilesize
176KB
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memory/1408-76-0x0000000000080000-0x00000000000AC000-memory.dmpFilesize
176KB
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memory/1408-74-0x0000000001DE0000-0x0000000001E70000-memory.dmpFilesize
576KB
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memory/1408-70-0x00000000003E0000-0x00000000003F6000-memory.dmpFilesize
88KB
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memory/1408-73-0x00000000020B0000-0x00000000023B3000-memory.dmpFilesize
3.0MB
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memory/1408-69-0x0000000000000000-mapping.dmp
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memory/1520-54-0x0000000001160000-0x00000000011EA000-memory.dmpFilesize
552KB
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memory/1520-58-0x0000000000B80000-0x0000000000BB2000-memory.dmpFilesize
200KB
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memory/1520-56-0x0000000000700000-0x000000000070A000-memory.dmpFilesize
40KB
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memory/1520-57-0x0000000005FE0000-0x0000000006066000-memory.dmpFilesize
536KB
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memory/1520-55-0x0000000076451000-0x0000000076453000-memory.dmpFilesize
8KB
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memory/2016-59-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2016-67-0x0000000000140000-0x0000000000151000-memory.dmpFilesize
68KB
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memory/2016-66-0x0000000000990000-0x0000000000C93000-memory.dmpFilesize
3.0MB
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memory/2016-65-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2016-63-0x000000000041F810-mapping.dmp
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memory/2016-62-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2016-60-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB