Analysis
-
max time kernel
150s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
12-07-2022 17:41
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220414-en
General
-
Target
tmp.exe
-
Size
876KB
-
MD5
4b86af1f12bcc05b5586eec0f26e0ef9
-
SHA1
750cec00b9f8b8298436e41bf8083c7842b95b05
-
SHA256
d7dae1d41bdbc82c9162dc6d129670c05d5e80dc83783a48df90616099ca507d
-
SHA512
325426b9274b1e8e30740123f738f137d4055aae1d00cd1af3b1dd704882f0d058dc767af4cbdfb6b419b5137c4349d31cdfacb879d1c2c1d99e61dc29959418
Malware Config
Extracted
xloader
2.8
nn40
LYAg0yANOGEAGeaFOrA/
MQWuERZplP+VZy/uszI=
CF0oDN0JimIaGy/uszI=
ltJnyC+ReohYaiTvj1qbEA==
B9OkgdctVKBAFjSUaw==
sbDVwSZVVqVB11/deow8GA==
v1gHDe0pzno=
i+/0n2vHUfGPR98k77tukZ90MQ==
SUtCnbS96Qm21g==
8X9qzyt1dpAo31jXrXfKb49fBPY=
5KlPxqHzSstuFjSUaw==
0r/Kesv/zuanroxvNQW0Gm8=
FFgS7kfPYAqpdhhgRgnBJHY=
LgusAHrkrIoWr0FWIe2o/04UXPw=
vBq9Gvxa9wbKbS/uszI=
Z+q6HAZNNeqwwQ==
wbS4fMb06SjU5Kbseow8GA==
1mZEuZvJ/m0L9bof56PkkZ90MQ==
JCJIM74lHk/o+tiFOrA/
d14FrM8rGEgIzVkT67+3XaEh
OtJqJTaZyD/bgy/uszI=
MMzqpo3pVjbaigine/p4W6dqZPJKkg==
LRS4MpnBeVxC/bqjf0kMBGop69QC
7FTxgWaTLAKbm3B0QgW0Gm8=
hjbYktAyum2JNK6N
WRtxyNlENeqwwQ==
MTOKH+0pzno=
8LkJ8EsWWHIK
zs758oMTaffAxI0bn2uqFw==
ariAXDqMsKpwF5U=
UEZOAmXFnpRh+rqD
T5e5xzlTNeqwwQ==
tp424+UDomI=
Y7VXD+I8CKVuDZQ=
zg6qeGbHO1F+FjSUaw==
JPypEB2CuDAz+bXSrjo=
8ah8cf5odcPNS+Sa
k+CGNhyOMKVuDZQ=
oVviitkD8B7ZmijeyIDFOI9nZPJKkg==
TtztqHfKKqQWuVRvT9fSSpJJmAFYLjw=
p6pvJHfZmJgx6XwYuL56b798MA==
WWmegczy4x2O+cIC27RtkZ90MQ==
/QrLiDyde3RJWRwRmWYo
PtShJAZG1WU6LP3osjo=
ZTrOf2PMho1kdm/JtSU=
A1ssC+pS8dvNS+Sa
K4g38tVda8DNS+Sa
Dz7fj13DnKh1iV8++X2H8Fbeq1jBGh4D
0AjPwNQtnWUEpDBAJbq9GG8p69QC
ALhKrIu7/5BTRf1OQAW0Gm8=
a5Zp3GrGWhzmrBYRmWYo
dwzcQzpnYYAi8G7eypfSS6d3oWmQnQ==
VR3AHfcDyG79m6bm0YnEOEBS/fQ=
pyZFKiWXNaVuDZQ=
dzf0zzBlYaqLFjSUaw==
D6TIj16hJ8JhJMom8rlxkZ90MQ==
8qkyvpp56Qm21g==
4qNmKHymVg3Bx4M=
MOiH6DRYhutyFjSUaw==
JqTDnm+zOQLV+83Ucm9GDw==
YQilIAQqUM5vFjSUaw==
84U/nbvTQwzcyQ==
mC34kB9LdeJuFjSUaw==
DKLKrbwuuWyJNK6N
thisismyhomevalue.com
Signatures
-
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
-
Xloader payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1648-63-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/1648-64-0x000000000041F640-mapping.dmp xloader behavioral1/memory/1648-68-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/1532-74-0x00000000000C0000-0x00000000000EC000-memory.dmp xloader -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tmp.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\International\Geo\Nation tmp.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
tmp.exetmp.execmmon32.exedescription pid process target process PID 780 set thread context of 1648 780 tmp.exe tmp.exe PID 1648 set thread context of 1268 1648 tmp.exe Explorer.EXE PID 1532 set thread context of 1268 1532 cmmon32.exe Explorer.EXE -
Processes:
cmmon32.exedescription ioc process Key created \Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 cmmon32.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
Processes:
tmp.execmmon32.exepid process 1648 tmp.exe 1648 tmp.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
tmp.execmmon32.exepid process 1648 tmp.exe 1648 tmp.exe 1648 tmp.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe 1532 cmmon32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.execmmon32.exedescription pid process Token: SeDebugPrivilege 1648 tmp.exe Token: SeDebugPrivilege 1532 cmmon32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1268 Explorer.EXE 1268 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1268 Explorer.EXE 1268 Explorer.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
tmp.exeExplorer.EXEcmmon32.exedescription pid process target process PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 780 wrote to memory of 1648 780 tmp.exe tmp.exe PID 1268 wrote to memory of 1532 1268 Explorer.EXE cmmon32.exe PID 1268 wrote to memory of 1532 1268 Explorer.EXE cmmon32.exe PID 1268 wrote to memory of 1532 1268 Explorer.EXE cmmon32.exe PID 1268 wrote to memory of 1532 1268 Explorer.EXE cmmon32.exe PID 1532 wrote to memory of 528 1532 cmmon32.exe Firefox.exe PID 1532 wrote to memory of 528 1532 cmmon32.exe Firefox.exe PID 1532 wrote to memory of 528 1532 cmmon32.exe Firefox.exe PID 1532 wrote to memory of 528 1532 cmmon32.exe Firefox.exe PID 1532 wrote to memory of 528 1532 cmmon32.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\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"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\cmmon32.exe"C:\Windows\SysWOW64\cmmon32.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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
Loading Replay Monitor...
Downloads
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memory/780-65-0x0000000004A15000-0x0000000004A26000-memory.dmpFilesize
68KB
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memory/780-54-0x00000000010D0000-0x00000000011B2000-memory.dmpFilesize
904KB
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memory/780-57-0x0000000000690000-0x000000000069A000-memory.dmpFilesize
40KB
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memory/780-58-0x0000000001020000-0x000000000108A000-memory.dmpFilesize
424KB
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memory/780-59-0x0000000001090000-0x00000000010C2000-memory.dmpFilesize
200KB
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memory/780-55-0x0000000076531000-0x0000000076533000-memory.dmpFilesize
8KB
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memory/780-56-0x0000000000670000-0x0000000000686000-memory.dmpFilesize
88KB
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memory/1268-77-0x0000000004EF0000-0x000000000504D000-memory.dmpFilesize
1.4MB
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memory/1268-76-0x0000000004EF0000-0x000000000504D000-memory.dmpFilesize
1.4MB
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memory/1268-70-0x00000000041A0000-0x0000000004272000-memory.dmpFilesize
840KB
-
memory/1532-72-0x0000000000A60000-0x0000000000A6D000-memory.dmpFilesize
52KB
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memory/1532-71-0x0000000000000000-mapping.dmp
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memory/1532-73-0x0000000001E70000-0x0000000002173000-memory.dmpFilesize
3.0MB
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memory/1532-74-0x00000000000C0000-0x00000000000EC000-memory.dmpFilesize
176KB
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memory/1532-75-0x0000000000940000-0x00000000009D0000-memory.dmpFilesize
576KB
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memory/1648-64-0x000000000041F640-mapping.dmp
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memory/1648-63-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1648-69-0x0000000000210000-0x0000000000221000-memory.dmpFilesize
68KB
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memory/1648-68-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1648-61-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1648-60-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1648-67-0x0000000000850000-0x0000000000B53000-memory.dmpFilesize
3.0MB