Analysis
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max time kernel
152s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
16/06/2022, 09:42
Static task
static1
Behavioral task
behavioral1
Sample
PI.exe
Resource
win7-20220414-en
General
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Target
PI.exe
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Size
696KB
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MD5
ef9ddc4ebd697d61db488c560d2115e9
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SHA1
a60fa983cf0a54caa2001f86bac961bba4e4ecc6
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SHA256
ce60e4de64afb14f5f5db72f72dcb978930c13b743f093bc8562468c7680d9ee
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SHA512
c2564963ca294f5b6ccccc9ae1ae7c325cc981d0b225345b6aab72e1bb100f96606a46fab18f488d3d8eac98a814960c61f3d64986e9a422d3e2c7d6f7667aa9
Malware Config
Extracted
xloader
2.8
k59h
5Jmm72a3503V
N0yBoUCYUTRLfak=
211XjgQWec5Yk5Qo6SgqZGwU
1mxV5ax97shdmbA=
StuJphyppWyplnyrgD58/HNwVc4=
O2q6/rr5gcviVU/h
ataW27/QPlPRgNMvtQ==
ut6GGNcWyhBDDDQ1Db4=
93Rc7LJ6gUek2lG3djp7wg==
8wdHfz6ABUqJsUVbyLDW3Z08hA==
7nAdOLREOQFLfrv8ae4st8yEG1gjpCJs
HD53nVq5W+8zKjeAnUDT
udw2urI9JTRLfak=
eeyly1z1Ko4FGA==
VWym0IGvHmXECZ+AnUDT
Oez2q42RI520scgnuVUxpmA=
bZM6QYi3503V
kkZvoEkVm+eTBw==
HDJld+XLDUGV0YXCdjp7wg==
gW7mk4AU31LHCZ+AnUDT
b97QcjL0+t736HqYikbE
y3t7DryTIvEPDw==
jkALOMhiI53iVU/h
SPYaoUgOPlm69oOkZpap8JNArJg+Tg==
pitAx4hfYzNCQt45uqhMybBqnQ==
POcJnk8SZbDttDe6aVUxpmA=
quepsQLN/BFUinhanlUxpmA=
eBg80Zdun7Q5e7Hrsnaubn8c6OFoEYS39Bg=
o602hzL2/sl28SiAnUDT
zl4XMb0++3yPvDQ1Db4=
+ApLhBBQar9AjUJxQdsqZGwU
dJUZTLM2JzRLfak=
gilK68e/KZMdl+EVl6Dj3Z08hA==
OS6q51z19a4Hdx+cX1UxpmA=
cuzkjXZxtcDTzQch9iTJUOiCYZ+gRm4=
EqRTdCLkKo4FGA==
xG5Bi3Jvo7MALzLRc9kqZGwU
ydhQ87QHsSNw94SiY6Hb
t0A3cuTeNZjiVU/h
ZIw6d/t7IZziVU/h
teQ2ZRGQvVSAi74=
HxygVx1YApjiVU/h
Dg5Igy9sGHObiRtzIETeaB3BfJ+gRm4=
ZIvHqaSLvl1eqSCOB6k=
bCBL/MuWsInQGNuGdjp7wg==
phLNDc+Wk1aTvTQ1Db4=
O8KIwGQ5h5Gmzn/FdkZ9+3NwVc4=
Ci10mECILbQoYQAporBg9XNwVc4=
hkwqeFxZg3aJdv9Z39uMEHNwVc4=
Irh9v6KeIvEPDw==
k8knNtyrIvEPDw==
rkwrQczP9QdYllOudjp7wg==
DZM6T78yHzRLfak=
NNibtzLG4+Bbl6TJa2sjwT76c6Yn4IwbjeJZmw==
2I2i3Vlu4U7NCp+AnUDT
bB0DFoqhL4jDt0qqdjp7wg==
NFy0+7z7vb4JUAli8xT0LL54x9jlaXZJjA==
cf4CPb7MGhuODjQ1Db4=
OdCo5598p55yepX2
iLsPPbbMRaLiVU/h
sdBtD/2MfDZ0pMr7Z9cqZGwU
pl4rReWtIvEPDw==
DwlIiD+3503V
2oh594MGxkCKRHn4
mariorovera.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
resource yara_rule behavioral2/memory/2572-138-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/2572-143-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/2572-146-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/5068-150-0x00000000004B0000-0x00000000004DC000-memory.dmp xloader behavioral2/memory/5068-152-0x00000000004B0000-0x00000000004DC000-memory.dmp xloader -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation PI.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4664 set thread context of 2572 4664 PI.exe 83 PID 2572 set thread context of 2528 2572 PI.exe 37 PID 2572 set thread context of 2528 2572 PI.exe 37 PID 5068 set thread context of 2528 5068 wlanext.exe 37 -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4664 PI.exe 4664 PI.exe 2572 PI.exe 2572 PI.exe 2572 PI.exe 2572 PI.exe 2572 PI.exe 2572 PI.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe 5068 wlanext.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2528 Explorer.EXE -
Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 2572 PI.exe 2572 PI.exe 2572 PI.exe 2572 PI.exe 5068 wlanext.exe 5068 wlanext.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4664 PI.exe Token: SeDebugPrivilege 2572 PI.exe Token: SeDebugPrivilege 5068 wlanext.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4664 wrote to memory of 4976 4664 PI.exe 82 PID 4664 wrote to memory of 4976 4664 PI.exe 82 PID 4664 wrote to memory of 4976 4664 PI.exe 82 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 4664 wrote to memory of 2572 4664 PI.exe 83 PID 2528 wrote to memory of 5068 2528 Explorer.EXE 85 PID 2528 wrote to memory of 5068 2528 Explorer.EXE 85 PID 2528 wrote to memory of 5068 2528 Explorer.EXE 85 PID 2528 wrote to memory of 2472 2528 Explorer.EXE 84 PID 2528 wrote to memory of 2472 2528 Explorer.EXE 84 PID 2528 wrote to memory of 2472 2528 Explorer.EXE 84 PID 5068 wrote to memory of 4832 5068 wlanext.exe 86 PID 5068 wrote to memory of 4832 5068 wlanext.exe 86 PID 5068 wrote to memory of 4832 5068 wlanext.exe 86
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Users\Admin\AppData\Local\Temp\PI.exe"C:\Users\Admin\AppData\Local\Temp\PI.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Users\Admin\AppData\Local\Temp\PI.exe"C:\Users\Admin\AppData\Local\Temp\PI.exe"3⤵PID:4976
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C:\Users\Admin\AppData\Local\Temp\PI.exe"C:\Users\Admin\AppData\Local\Temp\PI.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2572
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵PID:2472
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\PI.exe"3⤵PID:4832
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