Analysis
-
max time kernel
148s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
05-07-2022 18:41
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220414-en
General
-
Target
tmp.exe
-
Size
616KB
-
MD5
c6d0aca39ecb129499f77720fbaa92b1
-
SHA1
e5ea01305c8447e01d78733d7982b79ac45b6581
-
SHA256
d9953c25aba720427a7122609ba2ec3ed42861e9acd631dc5f2a0deb3d8508b5
-
SHA512
3416a1b0696a7d0ee59d4289f9a243c93fb1887753b2a06c9b3e038d46739ba62365940f155aec94538aa8a8ef534126b3ded4ae8ca8e3603fcfac0b8ba2e5fd
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)
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suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
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Xloader Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/5100-137-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/5100-139-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/2292-145-0x0000000000660000-0x000000000068C000-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-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation tmp.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 3 IoCs
Processes:
tmp.exetmp.execontrol.exedescription pid process target process PID 4748 set thread context of 5100 4748 tmp.exe tmp.exe PID 5100 set thread context of 3144 5100 tmp.exe Explorer.EXE PID 2292 set thread context of 3144 2292 control.exe Explorer.EXE -
Processes:
control.exedescription ioc process Key created \Registry\User\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 control.exe -
Suspicious behavior: EnumeratesProcesses 40 IoCs
Processes:
tmp.execontrol.exepid process 5100 tmp.exe 5100 tmp.exe 5100 tmp.exe 5100 tmp.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3144 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
tmp.execontrol.exepid process 5100 tmp.exe 5100 tmp.exe 5100 tmp.exe 2292 control.exe 2292 control.exe 2292 control.exe 2292 control.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.execontrol.exedescription pid process Token: SeDebugPrivilege 5100 tmp.exe Token: SeDebugPrivilege 2292 control.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
tmp.exeExplorer.EXEcontrol.exedescription pid process target process PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 4748 wrote to memory of 5100 4748 tmp.exe tmp.exe PID 3144 wrote to memory of 2292 3144 Explorer.EXE control.exe PID 3144 wrote to memory of 2292 3144 Explorer.EXE control.exe PID 3144 wrote to memory of 2292 3144 Explorer.EXE control.exe PID 2292 wrote to memory of 2520 2292 control.exe cmd.exe PID 2292 wrote to memory of 2520 2292 control.exe cmd.exe PID 2292 wrote to memory of 2520 2292 control.exe cmd.exe PID 2292 wrote to memory of 2712 2292 control.exe cmd.exe PID 2292 wrote to memory of 2712 2292 control.exe cmd.exe PID 2292 wrote to memory of 2712 2292 control.exe cmd.exe PID 2292 wrote to memory of 2668 2292 control.exe Firefox.exe PID 2292 wrote to memory of 2668 2292 control.exe Firefox.exe PID 2292 wrote to memory of 2668 2292 control.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- 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\control.exe"C:\Windows\SysWOW64\control.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:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
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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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C:\Users\Admin\AppData\Local\Temp\DB1Filesize
40KB
MD5b608d407fc15adea97c26936bc6f03f6
SHA1953e7420801c76393902c0d6bb56148947e41571
SHA256b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf
SHA512cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4
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C:\Users\Admin\AppData\Local\Temp\DB1Filesize
48KB
MD5349e6eb110e34a08924d92f6b334801d
SHA1bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA5122a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
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memory/2292-143-0x0000000000000000-mapping.dmp
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memory/2292-147-0x0000000002460000-0x00000000024F0000-memory.dmpFilesize
576KB
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memory/2292-146-0x0000000002650000-0x000000000299A000-memory.dmpFilesize
3.3MB
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memory/2292-145-0x0000000000660000-0x000000000068C000-memory.dmpFilesize
176KB
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memory/2292-144-0x0000000000990000-0x00000000009B7000-memory.dmpFilesize
156KB
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memory/2520-150-0x0000000000000000-mapping.dmp
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memory/2712-152-0x0000000000000000-mapping.dmp
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memory/3144-149-0x00000000084D0000-0x000000000862B000-memory.dmpFilesize
1.4MB
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memory/3144-148-0x00000000084D0000-0x000000000862B000-memory.dmpFilesize
1.4MB
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memory/3144-142-0x00000000028A0000-0x0000000002A37000-memory.dmpFilesize
1.6MB
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memory/4748-135-0x00000000089E0000-0x0000000008A46000-memory.dmpFilesize
408KB
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memory/4748-130-0x0000000000040000-0x00000000000E0000-memory.dmpFilesize
640KB
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memory/4748-134-0x00000000088A0000-0x000000000893C000-memory.dmpFilesize
624KB
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memory/4748-133-0x0000000004B20000-0x0000000004B2A000-memory.dmpFilesize
40KB
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memory/4748-132-0x0000000004A70000-0x0000000004B02000-memory.dmpFilesize
584KB
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memory/4748-131-0x00000000050F0000-0x0000000005694000-memory.dmpFilesize
5.6MB
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memory/5100-141-0x0000000000F60000-0x0000000000F71000-memory.dmpFilesize
68KB
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memory/5100-140-0x0000000001460000-0x00000000017AA000-memory.dmpFilesize
3.3MB
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memory/5100-139-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5100-137-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5100-136-0x0000000000000000-mapping.dmp