Analysis
-
max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
16-11-2022 13:23
Static task
static1
Behavioral task
behavioral1
Sample
4500295678.exe
Resource
win7-20221111-en
General
-
Target
4500295678.exe
-
Size
763KB
-
MD5
0294badebae62dd7e03d329fb35b2395
-
SHA1
e44bae4b5c71c79a11c22fe97d45bb027822b4cd
-
SHA256
7d51363f1fc990710be0a463a7123a5c5cbe532e81164b1c43d4a159a89dadeb
-
SHA512
fd53e307148a44af3c03025591bfe7a5e6e95daf25dc3eb089f2c4ebdedf1357ce1c4f7970c56ceba3cacf04caea53acac242d21e296126316d98cdf369157e8
-
SSDEEP
12288:gTkSi8uZXy8E6AvHiCx62iNOIFDWfAK1LkD+4oGN/XgYOHK6+kLcz3hi3pm+P0/Q:x18uNy8UaC619FDWIXy4oGA3+eY3hkmi
Malware Config
Extracted
formbook
zzun
JnNtRHyNupy0GqRzAcasu7hb4rc=
Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=
ePArIFWvjkkMgVEVhw4M4Jk=
26rqUwJ7dD0AiDI=
pBAxMHeK741QFw==
kHD7TPt5846pUMTX
56UnjFjHL1i0j659h3LymRnHpQj+SshC
4vKlKHflPqmWXRbrRwfPtrhb4rc=
6LBd4qButFAi
phMzGll8Ue7Fu+inq5cdnPaSugG3
NKswiQGCvZoG5FgsdHEI
rtTHnuUY8M1qVcXV
SOmECrlAt2oGAA==
L1ep9adutFAi
/UE+/AyvE6uEl28weFI=
IP+xMPQxJR4NE6TK
xvW5GN9/rqA5YUoOVt185Sf7Uw==
fRFNW9DhxL6VF7LA
KFYTfkaY741QFw==
W4JGvMBmt2oGAA==
lnoad0Hkgrwl9uXlghvqdz33UA==
1msShiu+9wisELGDjYAK
FBXFOinAK8ylnMZzi35Okw==
V8Y7/cBnt2oGAA==
VfuI0k5pSmi6+aNjIlAT2mspCZBZLGA=
de74yg89D61bSiU=
V2UPjYUvwh21qdxUr4Mf
DcFXvTxFMlyfL5JJIU0=
GldbH/CCt2oGAA==
sxdEIBwn+o+pUMTX
UmViK+1/Knr8814sdHEI
jrfKoZ6paLyeEBETgw4M4Jk=
SR27MizpGwCa19Kb1A==
2DGo9XUNxBOe19Kb1A==
7tBn2cG8jasWHE7w559Aig==
8qtAoVHxl/KGerbsfA4M4Jk=
fC3AH6Utt2oGAA==
HltlPHZ7FpSpUMTX
xd0B+Pr30gBfQGYXafOW1dOSflv+SshC
DKXWyiOecY7319Kb1A==
Pvx505EaswiHYF3z559Aig==
aJ6kaz7CWKsP9g9Ur4Mf
qcvfxb9TwUoDCrfXw/uTdSkTCJBZLGA=
I++iH8xJxFp73nyUjJOg3/PS/3W7
K1N1guwbLz0AiDI=
vp2SfavTmBXNzLeXmIoUhsB7
UlAVhgIfLT0AiDI=
6BKH5GjHt2YIo/qhA69S+5E=
6U29K+qVw5hT4gQ83A==
G9NTmhwpAwY6r4I69kT4dz33UA==
0qstoaNBmBrMlfwTKhrAtLhb4rc=
ZvMhGW52cyAAXkVV3Jc96Lhb4rc=
N9Z3/PmEt2oGAA==
ohlOhcaP741QFw==
9WF3PohVjEolhCY=
am0ek4wtmkEI9GMVhw4M4Jk=
ROotH4+jhp7vnzVdww==
uvkuFhGmJlyjpFFpi35Okw==
ICHQQTIjaxTryG8weFI=
AhIZ8uh974+pUMTX
pEBtSFHr/5s0GQ==
qAcuLnqLNeOpUMTX
bcHv6WdbHoWEylgsdHEI
Nz/rbWh3s4WFDL9uPlAhXKNz
secure-id6793-chase.com
Extracted
xloader
2.9
zzun
JnNtRHyNupy0GqRzAcasu7hb4rc=
Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=
ePArIFWvjkkMgVEVhw4M4Jk=
26rqUwJ7dD0AiDI=
pBAxMHeK741QFw==
kHD7TPt5846pUMTX
56UnjFjHL1i0j659h3LymRnHpQj+SshC
4vKlKHflPqmWXRbrRwfPtrhb4rc=
6LBd4qButFAi
phMzGll8Ue7Fu+inq5cdnPaSugG3
NKswiQGCvZoG5FgsdHEI
rtTHnuUY8M1qVcXV
SOmECrlAt2oGAA==
L1ep9adutFAi
/UE+/AyvE6uEl28weFI=
IP+xMPQxJR4NE6TK
xvW5GN9/rqA5YUoOVt185Sf7Uw==
fRFNW9DhxL6VF7LA
KFYTfkaY741QFw==
W4JGvMBmt2oGAA==
lnoad0Hkgrwl9uXlghvqdz33UA==
1msShiu+9wisELGDjYAK
FBXFOinAK8ylnMZzi35Okw==
V8Y7/cBnt2oGAA==
VfuI0k5pSmi6+aNjIlAT2mspCZBZLGA=
de74yg89D61bSiU=
V2UPjYUvwh21qdxUr4Mf
DcFXvTxFMlyfL5JJIU0=
GldbH/CCt2oGAA==
sxdEIBwn+o+pUMTX
UmViK+1/Knr8814sdHEI
jrfKoZ6paLyeEBETgw4M4Jk=
SR27MizpGwCa19Kb1A==
2DGo9XUNxBOe19Kb1A==
7tBn2cG8jasWHE7w559Aig==
8qtAoVHxl/KGerbsfA4M4Jk=
fC3AH6Utt2oGAA==
HltlPHZ7FpSpUMTX
xd0B+Pr30gBfQGYXafOW1dOSflv+SshC
DKXWyiOecY7319Kb1A==
Pvx505EaswiHYF3z559Aig==
aJ6kaz7CWKsP9g9Ur4Mf
qcvfxb9TwUoDCrfXw/uTdSkTCJBZLGA=
I++iH8xJxFp73nyUjJOg3/PS/3W7
K1N1guwbLz0AiDI=
vp2SfavTmBXNzLeXmIoUhsB7
UlAVhgIfLT0AiDI=
6BKH5GjHt2YIo/qhA69S+5E=
6U29K+qVw5hT4gQ83A==
G9NTmhwpAwY6r4I69kT4dz33UA==
0qstoaNBmBrMlfwTKhrAtLhb4rc=
ZvMhGW52cyAAXkVV3Jc96Lhb4rc=
N9Z3/PmEt2oGAA==
ohlOhcaP741QFw==
9WF3PohVjEolhCY=
am0ek4wtmkEI9GMVhw4M4Jk=
ROotH4+jhp7vnzVdww==
uvkuFhGmJlyjpFFpi35Okw==
ICHQQTIjaxTryG8weFI=
AhIZ8uh974+pUMTX
pEBtSFHr/5s0GQ==
qAcuLnqLNeOpUMTX
bcHv6WdbHoWEylgsdHEI
Nz/rbWh3s4WFDL9uPlAhXKNz
secure-id6793-chase.com
Signatures
-
Xloader payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/5100-138-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/5100-144-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/1376-147-0x00000000003A0000-0x00000000003CC000-memory.dmp xloader behavioral2/memory/1376-151-0x00000000003A0000-0x00000000003CC000-memory.dmp xloader -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4500295678.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation 4500295678.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
msdt.exedescription ioc process Key created \Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run msdt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\_NUPL = "C:\\Program Files (x86)\\Uvz7lmn9h\\mtinnu8jhzp.exe" msdt.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4500295678.exe4500295678.exemsdt.exedescription pid process target process PID 2272 set thread context of 5100 2272 4500295678.exe 4500295678.exe PID 5100 set thread context of 784 5100 4500295678.exe Explorer.EXE PID 1376 set thread context of 784 1376 msdt.exe Explorer.EXE -
Drops file in Program Files directory 1 IoCs
Processes:
msdt.exedescription ioc process File opened for modification C:\Program Files (x86)\Uvz7lmn9h\mtinnu8jhzp.exe msdt.exe -
Processes:
msdt.exedescription ioc process Key created \Registry\User\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 msdt.exe -
Suspicious behavior: EnumeratesProcesses 46 IoCs
Processes:
4500295678.exemsdt.exepid process 5100 4500295678.exe 5100 4500295678.exe 5100 4500295678.exe 5100 4500295678.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 784 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
4500295678.exemsdt.exepid process 5100 4500295678.exe 5100 4500295678.exe 5100 4500295678.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe 1376 msdt.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
4500295678.exemsdt.exedescription pid process Token: SeDebugPrivilege 5100 4500295678.exe Token: SeDebugPrivilege 1376 msdt.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
4500295678.exeExplorer.EXEmsdt.exedescription pid process target process PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 2272 wrote to memory of 5100 2272 4500295678.exe 4500295678.exe PID 784 wrote to memory of 1376 784 Explorer.EXE msdt.exe PID 784 wrote to memory of 1376 784 Explorer.EXE msdt.exe PID 784 wrote to memory of 1376 784 Explorer.EXE msdt.exe PID 1376 wrote to memory of 1076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 1076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 1076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 5076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 5076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 5076 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 4208 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 4208 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 4208 1376 msdt.exe cmd.exe PID 1376 wrote to memory of 3848 1376 msdt.exe Firefox.exe PID 1376 wrote to memory of 3848 1376 msdt.exe Firefox.exe PID 1376 wrote to memory of 3848 1376 msdt.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\4500295678.exe"C:\Users\Admin\AppData\Local\Temp\4500295678.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4500295678.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\msdt.exe"C:\Windows\SysWOW64\msdt.exe"2⤵
- Adds 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\4500295678.exe"3⤵
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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
-
memory/784-142-0x0000000007A90000-0x0000000007C3A000-memory.dmpFilesize
1.7MB
-
memory/784-152-0x0000000007EC0000-0x000000000803E000-memory.dmpFilesize
1.5MB
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memory/784-150-0x0000000007EC0000-0x000000000803E000-memory.dmpFilesize
1.5MB
-
memory/1076-145-0x0000000000000000-mapping.dmp
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memory/1376-151-0x00000000003A0000-0x00000000003CC000-memory.dmpFilesize
176KB
-
memory/1376-146-0x0000000000470000-0x00000000004C7000-memory.dmpFilesize
348KB
-
memory/1376-149-0x0000000002510000-0x00000000025A0000-memory.dmpFilesize
576KB
-
memory/1376-148-0x0000000002AF0000-0x0000000002E3A000-memory.dmpFilesize
3.3MB
-
memory/1376-143-0x0000000000000000-mapping.dmp
-
memory/1376-147-0x00000000003A0000-0x00000000003CC000-memory.dmpFilesize
176KB
-
memory/2272-135-0x0000000005120000-0x00000000051BC000-memory.dmpFilesize
624KB
-
memory/2272-136-0x0000000004FE0000-0x0000000004FEA000-memory.dmpFilesize
40KB
-
memory/2272-132-0x00000000006A0000-0x0000000000764000-memory.dmpFilesize
784KB
-
memory/2272-134-0x0000000005080000-0x0000000005112000-memory.dmpFilesize
584KB
-
memory/2272-133-0x0000000005590000-0x0000000005B34000-memory.dmpFilesize
5.6MB
-
memory/4208-155-0x0000000000000000-mapping.dmp
-
memory/5076-153-0x0000000000000000-mapping.dmp
-
memory/5100-137-0x0000000000000000-mapping.dmp
-
memory/5100-144-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
-
memory/5100-138-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
-
memory/5100-141-0x0000000000F10000-0x0000000000F21000-memory.dmpFilesize
68KB
-
memory/5100-140-0x0000000001000000-0x000000000134A000-memory.dmpFilesize
3.3MB