Analysis
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max time kernel
148s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 02:17
Static task
static1
Behavioral task
behavioral1
Sample
TT copy 2094782.exe
Resource
win7-20220414-en
General
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Target
TT copy 2094782.exe
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Size
358KB
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MD5
9d4da0e623bb9bb818be455b4c5e97d8
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SHA1
9bc2079b5dd2355f4d98a2fe9879b5db3f2575b0
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SHA256
091ff5f5bab1cbb2d27a32fedaff1f64dd4004e4a68665e8d606e28585d928a8
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SHA512
6e6fab5f4a045349717762ff782527e778b40c5f41ce32428c63aea0dd6e8b73bfdaf3ac55474275f716e9f84632906196edafc4337d816055a69b2ea0904e37
Malware Config
Extracted
formbook
4.1
app
niresandcard.com
bonusscommesseonline.com
mezhyhirya.com
paklfz.com
bespokewomensuits.com
smarteralarm.info
munespansiyon.com
pmtradehouse.com
hotmobile-uk.com
ntdao.com
zohariaz.com
www145123.com
oceanstateofstyle.com
palermofelicissima.info
yourkinas.com
pthwheel.net
vfmagent.com
xn--3v0bw66b.com
comsystematrisk.win
on9.party
isnxwa.info
my-smarfreen3.com
eareddoor.com
kfo-sonnenberg.com
conceptweaversindia.online
ledgermapping.com
fashionartandmore.com
broemail.com
bs3399.com
minds4rent.com
182man.com
dionclarke.com
naakwaley.com
huoerguosicaiwu.net
langongzi.net
haz-rnatresponse.com
confidentcharm.com
yshtjs.com
phiscalp.com
walletcasebuy.com
history.fail
al208.com
kitkatwaitressing.com
fxmetrix.com
riyacan.com
garrettfitz.com
worldaspect.win
serviciodomicilio.com
yngny.com
acaes.info
jujiangxizang.com
mysteryvacay.com
extensiverevive.com
feelgoodpainting.com
dtechconsultants.com
manufacturehealth.com
khmernature.com
archaicways.com
westlakegranturismo.com
transporteselruso.com
cultclassics.net
anne-nelson.com
warminch.com
bihusomu40.win
norjax.com
Signatures
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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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Formbook Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1580-134-0x0000000000400000-0x000000000042D000-memory.dmp formbook behavioral2/memory/1180-142-0x0000000000400000-0x000000000042D000-memory.dmp formbook -
Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
TT copy 2094782.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion TT copy 2094782.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion TT copy 2094782.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
TT copy 2094782.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation TT copy 2094782.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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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
mstsc.exedescription ioc process Key created \Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run mstsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MF6HZLUHQZ = "C:\\Program Files (x86)\\Owp5th\\msnb5.exe" mstsc.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
TT copy 2094782.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum TT copy 2094782.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 TT copy 2094782.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
TT copy 2094782.exeTT copy 2094782.exemstsc.exedescription pid process target process PID 2400 set thread context of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 1580 set thread context of 664 1580 TT copy 2094782.exe Explorer.EXE PID 1180 set thread context of 664 1180 mstsc.exe Explorer.EXE -
Drops file in Program Files directory 1 IoCs
Processes:
mstsc.exedescription ioc process File opened for modification C:\Program Files (x86)\Owp5th\msnb5.exe mstsc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Processes:
mstsc.exedescription ioc process Key created \Registry\User\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 mstsc.exe -
Suspicious behavior: EnumeratesProcesses 55 IoCs
Processes:
TT copy 2094782.exeTT copy 2094782.exemstsc.exepid process 2400 TT copy 2094782.exe 1580 TT copy 2094782.exe 1580 TT copy 2094782.exe 1580 TT copy 2094782.exe 1580 TT copy 2094782.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 664 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
TT copy 2094782.exemstsc.exepid process 1580 TT copy 2094782.exe 1580 TT copy 2094782.exe 1580 TT copy 2094782.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe 1180 mstsc.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
TT copy 2094782.exeTT copy 2094782.exemstsc.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 2400 TT copy 2094782.exe Token: SeDebugPrivilege 1580 TT copy 2094782.exe Token: SeDebugPrivilege 1180 mstsc.exe Token: SeShutdownPrivilege 664 Explorer.EXE Token: SeCreatePagefilePrivilege 664 Explorer.EXE Token: SeShutdownPrivilege 664 Explorer.EXE Token: SeCreatePagefilePrivilege 664 Explorer.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
TT copy 2094782.exeExplorer.EXEmstsc.exedescription pid process target process PID 2400 wrote to memory of 4496 2400 TT copy 2094782.exe schtasks.exe PID 2400 wrote to memory of 4496 2400 TT copy 2094782.exe schtasks.exe PID 2400 wrote to memory of 4496 2400 TT copy 2094782.exe schtasks.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 2400 wrote to memory of 1580 2400 TT copy 2094782.exe TT copy 2094782.exe PID 664 wrote to memory of 1180 664 Explorer.EXE mstsc.exe PID 664 wrote to memory of 1180 664 Explorer.EXE mstsc.exe PID 664 wrote to memory of 1180 664 Explorer.EXE mstsc.exe PID 1180 wrote to memory of 752 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 752 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 752 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 684 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 684 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 684 1180 mstsc.exe cmd.exe PID 1180 wrote to memory of 4276 1180 mstsc.exe Firefox.exe PID 1180 wrote to memory of 4276 1180 mstsc.exe Firefox.exe PID 1180 wrote to memory of 4276 1180 mstsc.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\TT copy 2094782.exe"C:\Users\Admin\AppData\Local\Temp\TT copy 2094782.exe"2⤵
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AnLKhBlJfQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA8B.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\TT copy 2094782.exe"{path}"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\mstsc.exe"C:\Windows\SysWOW64\mstsc.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\TT copy 2094782.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:\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\tmpBA8B.tmpFilesize
1KB
MD5a3b436f140819638cc502fbf55f97a69
SHA1aefc8b9634a3d4de1054a7998583f69fd8661f9e
SHA256913770b52b3aac5e926eebd5eca929b7d75d79784be6b29a0d545bf5d42754a8
SHA512c31a087007aee277480413f3e61cf43f5bf51d15f652959c4cfa5783f0e95663ce01e426696e62f54451133bde6a94deac1d9cdae4828bcaa01c416645a9fa27
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C:\Users\Admin\AppData\Roaming\J-96T9R9\J-9logim.jpegFilesize
75KB
MD52ffa08374701997d152076e46f069bcd
SHA15a809ecd71af2494666ca5b5a2afcad696d341ae
SHA25648151ab2cdf3384f1ccab38068726ad1779200c2deccb33bff98fc6a9393e901
SHA512ea90bd337711f2f0949331d8066ab02a248d2676c3657bd7fee5ff17589ab68458b26869e4925bea4d5858186daa247079aaded6b764ee235f2485428e74d4b8
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C:\Users\Admin\AppData\Roaming\J-96T9R9\J-9logrf.iniFilesize
40B
MD52f245469795b865bdd1b956c23d7893d
SHA16ad80b974d3808f5a20ea1e766c7d2f88b9e5895
SHA2561662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361
SHA512909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f
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C:\Users\Admin\AppData\Roaming\J-96T9R9\J-9logrg.iniFilesize
38B
MD54aadf49fed30e4c9b3fe4a3dd6445ebe
SHA11e332822167c6f351b99615eada2c30a538ff037
SHA25675034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56
SHA512eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945
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C:\Users\Admin\AppData\Roaming\J-96T9R9\J-9logri.iniFilesize
40B
MD5d63a82e5d81e02e399090af26db0b9cb
SHA191d0014c8f54743bba141fd60c9d963f869d76c9
SHA256eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae
SHA51238afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad
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C:\Users\Admin\AppData\Roaming\J-96T9R9\J-9logrv.iniFilesize
872B
MD5bbc41c78bae6c71e63cb544a6a284d94
SHA133f2c1d9fa0e9c99b80bc2500621e95af38b1f9a
SHA256ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb
SHA5120aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4
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memory/664-145-0x0000000007FF0000-0x000000000815C000-memory.dmpFilesize
1.4MB
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memory/664-138-0x00000000030F0000-0x0000000003223000-memory.dmpFilesize
1.2MB
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memory/684-146-0x0000000000000000-mapping.dmp
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memory/752-140-0x0000000000000000-mapping.dmp
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memory/1180-141-0x0000000000EF0000-0x000000000102A000-memory.dmpFilesize
1.2MB
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memory/1180-143-0x0000000002600000-0x000000000294A000-memory.dmpFilesize
3.3MB
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memory/1180-144-0x0000000000DB0000-0x0000000000E43000-memory.dmpFilesize
588KB
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memory/1180-142-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/1180-139-0x0000000000000000-mapping.dmp
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memory/1580-137-0x0000000000EC0000-0x0000000000ED4000-memory.dmpFilesize
80KB
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memory/1580-136-0x0000000000FB0000-0x00000000012FA000-memory.dmpFilesize
3.3MB
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memory/1580-133-0x0000000000000000-mapping.dmp
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memory/1580-134-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/2400-130-0x0000000075430000-0x00000000759E1000-memory.dmpFilesize
5.7MB
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memory/4496-131-0x0000000000000000-mapping.dmp