Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
28-06-2022 12:29
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220414-en
General
-
Target
tmp.exe
-
Size
641KB
-
MD5
85be6547409011c0804230f2f09f7ca3
-
SHA1
33eb9c66bb959332f963ab928fdbd655ac9e5e4e
-
SHA256
1d9fc02237d06ae3ee5ea85ae14a05ab41ee99f03ac660e3f6360ac6864bf7fd
-
SHA512
5e9e790f043d47bf21cd77caa556d18b957ab2c9587ef63836f84b8f42b102a8de085a2c6c2cf5a504b5a034c74dc25f2961b8415779311323e71c15b4432b7b
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)
-
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
-
Xloader Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/5012-136-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/5012-138-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/3564-144-0x0000000000B40000-0x0000000000B6C000-memory.dmp xloader -
Blocklisted process makes network request 1 IoCs
Processes:
wscript.exeflow pid process 39 3564 wscript.exe -
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.
-
Suspicious use of SetThreadContext 3 IoCs
Processes:
tmp.exetmp.exewscript.exedescription pid process target process PID 872 set thread context of 5012 872 tmp.exe tmp.exe PID 5012 set thread context of 3104 5012 tmp.exe Explorer.EXE PID 3564 set thread context of 3104 3564 wscript.exe Explorer.EXE -
Processes:
wscript.exedescription ioc process Key created \Registry\User\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 wscript.exe -
Suspicious behavior: EnumeratesProcesses 50 IoCs
Processes:
tmp.exewscript.exepid process 5012 tmp.exe 5012 tmp.exe 5012 tmp.exe 5012 tmp.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3104 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
tmp.exewscript.exepid process 5012 tmp.exe 5012 tmp.exe 5012 tmp.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe 3564 wscript.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.exewscript.exedescription pid process Token: SeDebugPrivilege 5012 tmp.exe Token: SeDebugPrivilege 3564 wscript.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
tmp.exeExplorer.EXEwscript.exedescription pid process target process PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 872 wrote to memory of 5012 872 tmp.exe tmp.exe PID 3104 wrote to memory of 3564 3104 Explorer.EXE wscript.exe PID 3104 wrote to memory of 3564 3104 Explorer.EXE wscript.exe PID 3104 wrote to memory of 3564 3104 Explorer.EXE wscript.exe PID 3564 wrote to memory of 1052 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 1052 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 1052 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 4468 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 4468 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 4468 3564 wscript.exe cmd.exe PID 3564 wrote to memory of 2456 3564 wscript.exe Firefox.exe PID 3564 wrote to memory of 2456 3564 wscript.exe Firefox.exe PID 3564 wrote to memory of 2456 3564 wscript.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\wscript.exe"C:\Windows\SysWOW64\wscript.exe"2⤵
- Blocklisted process makes network request
- 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
Loading Replay Monitor...
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/872-130-0x0000000000570000-0x0000000000616000-memory.dmpFilesize
664KB
-
memory/872-131-0x00000000055D0000-0x0000000005B74000-memory.dmpFilesize
5.6MB
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memory/872-132-0x0000000005020000-0x00000000050B2000-memory.dmpFilesize
584KB
-
memory/872-133-0x0000000004FB0000-0x0000000004FBA000-memory.dmpFilesize
40KB
-
memory/872-134-0x00000000089E0000-0x0000000008A7C000-memory.dmpFilesize
624KB
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memory/1052-149-0x0000000000000000-mapping.dmp
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memory/3104-148-0x0000000002830000-0x00000000028DF000-memory.dmpFilesize
700KB
-
memory/3104-147-0x0000000002830000-0x00000000028DF000-memory.dmpFilesize
700KB
-
memory/3104-141-0x00000000025F0000-0x00000000026EB000-memory.dmpFilesize
1004KB
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memory/3564-146-0x0000000002D60000-0x0000000002DF0000-memory.dmpFilesize
576KB
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memory/3564-143-0x0000000000570000-0x0000000000597000-memory.dmpFilesize
156KB
-
memory/3564-144-0x0000000000B40000-0x0000000000B6C000-memory.dmpFilesize
176KB
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memory/3564-145-0x0000000002E70000-0x00000000031BA000-memory.dmpFilesize
3.3MB
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memory/3564-142-0x0000000000000000-mapping.dmp
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memory/4468-151-0x0000000000000000-mapping.dmp
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memory/5012-140-0x0000000001740000-0x0000000001751000-memory.dmpFilesize
68KB
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memory/5012-139-0x00000000013D0000-0x000000000171A000-memory.dmpFilesize
3.3MB
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memory/5012-138-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5012-136-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5012-135-0x0000000000000000-mapping.dmp