Analysis
- max time kernel
135s - max time network
173s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
09/02/2022, 10:25
Static task
static1
Behavioral task
behavioral1
Sample
cb5cd9f8250eaf3861f8774f431032b4.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
- Target cb5cd9f8250eaf3861f8774f431032b4.exe
- Size 400KB
- Sample220209-mfzhksaaa3
- SHA256 7357d3e9a33b53dcaf335fecb11100acf0fbeeec2ebf668634de7cd1ba931ae1
- MD5 cb5cd9f8250eaf3861f8774f431032b4
- SHA1 1de8f273480f80f18d070f1f71aa722923759137
- SHA512 f7b4bc3996fee5fa1606a85f3d3cce6a1dbd6f14a133c81db0061b91528fc36c9856bd684b5d111ad387fff539720391fc2afd52c3b5803a7e192471a21e74cc
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
formbook
Version
-
4.1
Campaign
-
k2i4
Decoy
-
apehangersbikersgang.com
-
lhcgrou.com
-
diveidf.com
-
timtas.store
-
jadebody.club
-
iamjbrussell.com
-
fwfuv.icu
-
picchealth.net
-
batuair.com
-
z58609.com
-
punarecotech.com
-
a-oct.com
-
xn--wmq0c1qt9mcxhxjkp16a.top
-
district99.net
-
5dcoding.com
-
aripagripoff.biz
-
abtheagent.com
-
betterskincareco.com
-
jsskylight.com
-
deviseoffice.com
-
talentbrothers.com
-
metacharade.com
-
cymbpz.icu
-
saveusclothing.com
-
alidmpt.com
-
vyoala.icu
-
dollarswithdemitri.com
-
trustbitcoin.city
-
quadcoptertransportation.com
-
sx1887.com
-
ngtr07.com
-
naturarerum.store
-
deliciousvegetarianfood.com
-
378wn.net
-
lxqjm.com
-
magicfountain.club
-
in-novating.com
-
khokhovula.net
-
antisecuritysecurityclub.com
-
vantor.xyz
-
liumenshan.com
-
eltfreight.com
-
garmi-family.com
-
maridenby.com
-
theaplusacademy.net
-
roseintro.online
-
allthingconsideredbykeki.com
-
ltlv-ci.com
-
goel-exports.com
-
keisanscale.com
-
fewind.com
-
tcenjoyers.com
-
staysugoi.com
-
natureshealthshop.net
-
jbsgou.com
-
polarsc.net
-
chesapeakebayoyster.com
-
wyrmzine.com
-
makeid.online
-
cityhom.com
-
accurateamericaroofing.com
-
peapds.com
-
punterstoplock.store
-
startupmentorsquad.com
-
ruiquanjm.icu
Signatures
- Formbook Payload 1 IoCs
resource yara_rule behavioral2/memory/2852-140-0x0000000000400000-0x000000000042F000-memory.dmp formbook - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4788 set thread context of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 - Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 2852 cb5cd9f8250eaf3861f8774f431032b4.exe 2852 cb5cd9f8250eaf3861f8774f431032b4.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1080 svchost.exe Token: SeCreatePagefilePrivilege 1080 svchost.exe Token: SeShutdownPrivilege 1080 svchost.exe Token: SeCreatePagefilePrivilege 1080 svchost.exe Token: SeShutdownPrivilege 1080 svchost.exe Token: SeCreatePagefilePrivilege 1080 svchost.exe Token: SeDebugPrivilege 4788 cb5cd9f8250eaf3861f8774f431032b4.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe Token: SeBackupPrivilege 844 TiWorker.exe Token: SeRestorePrivilege 844 TiWorker.exe Token: SeSecurityPrivilege 844 TiWorker.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4788 wrote to memory of 2036 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 97 PID 4788 wrote to memory of 2036 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 97 PID 4788 wrote to memory of 2036 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 97 PID 4788 wrote to memory of 4472 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 98 PID 4788 wrote to memory of 4472 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 98 PID 4788 wrote to memory of 4472 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 98 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99 PID 4788 wrote to memory of 2852 4788 cb5cd9f8250eaf3861f8774f431032b4.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"2⤵PID:2036
-
-
C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"2⤵PID:4472
-
-
C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"C:\Users\Admin\AppData\Local\Temp\cb5cd9f8250eaf3861f8774f431032b4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2852
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1080
-
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:844