Analysis
- max time kernel
149s - max time network
145s - platform
windows10_x64 - resource
win10 - submitted
05/10/2020, 11:48
Static task
static1
Behavioral task
behavioral1
Sample
sifaris pdf.exe
Resource
win7v200722
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
sifaris pdf.exe
Resource
win10
windows10_x64
0 signatures
0 seconds
General
- Target sifaris pdf.exe
- Size 960KB
- Sample201005-y59ab2efts
- SHA256 2dc919f5d220f45c43cf0de4399d30313ff6566b79e4f367e279a0bb71429b84
- MD5 96c320e59388dbf6fb6939f9f9c7c5d2
- SHA1 2dba7c11dbe313d8870db59347222489b193dad1
- SHA512 1bc02ca69a4cd54306e91c203ea7e8945d8678cda4104b5c73ca51d16f12fa27468eaa3f9b7cbc0bbc85e8312002d22779bfa4839776455307d056c43c2fea7c
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
formbook
C2
-
http://www.joomlas123.info/n7ak/
Decoy
-
audereventur.com
-
huro14.com
-
wwwjinsha155.com
-
antiquevendor.com
-
samuraisoulfood.net
-
traffic4updates.download
-
hypersarv.com
-
rapport-happy-wedding.com
-
rokutechnosupport.online
-
allworljob.com
-
hanaleedossmann.com
-
kauai-marathon.com
-
bepbosch.com
-
kangen-international.com
-
zoneshopemenowz.com
-
belviderewrestling.com
-
ipllink.com
-
sellingforcreators.com
-
wwwswty6655.com
-
qtumboa.com
-
bazarmoney.net
-
librosdecienciaficcion.com
-
shopmomsthebomb.com
-
vanjacob.com
-
tgyaa.com
-
theporncollective.net
-
hydrabadproperties.com
-
brindesecologicos.com
-
sayagayrimenkul.net
-
4btoken.com
-
shycedu.com
-
overall789.top
-
maison-pierre-bayle.com
-
elitemediamasters.com
-
sharmasfabrics.com
-
hoshamp.com
-
myultimateleadgenerator.com
-
office4u.info
-
thaimart1.com
-
ultimatewindowusa.com
-
twoblazesartworks.com
-
airteloffer.com
-
shoupaizhao.com
-
741dakotadr.info
-
books4arab.net
-
artedelcioccolato.biz
-
tjqcu.info
-
teccoop.net
-
maturebridesdressguide.com
-
excelcapfunding.com
-
bitcoinak.com
-
profileorderflow.com
-
unbelievabowboutique.com
-
midlandshomesolutionsltd.com
-
healthywithhook.com
-
stirlingpiper.com
-
manfast.online
-
arikorin.com
-
texastrustedinsurance.com
-
moodandmystery.com
-
yh77808.com
-
s-immotanger.com
-
runzexd.com
-
meteoannecy.net
Signatures
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- Formbook Payload 3 IoCs
resource yara_rule behavioral2/memory/3788-1-0x0000000010410000-0x000000001043D000-memory.dmp formbook behavioral2/memory/1476-3-0x0000000000000000-mapping.dmp formbook behavioral2/memory/1740-4-0x0000000000000000-mapping.dmp formbook - ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral2/memory/3788-0-0x0000000004830000-0x0000000004890000-memory.dmp modiloader_stage2 - Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \Registry\User\S-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run systray.exe Set value (str) \REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DDYLWPXX = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe" systray.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 1 IoCs
description ioc Process Key created \Registry\User\S-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run systray.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1476 set thread context of 2980 1476 ieinstal.exe 56 PID 1476 set thread context of 2980 1476 ieinstal.exe 56 PID 1740 set thread context of 2980 1740 systray.exe 56 -
description ioc Process Key created \Registry\User\S-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 systray.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 sifaris pdf.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 sifaris pdf.exe - Suspicious behavior: EnumeratesProcesses 48 IoCs
pid Process 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe - Suspicious behavior: MapViewOfSection 8 IoCs
pid Process 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1476 ieinstal.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe 1740 systray.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1476 ieinstal.exe Token: SeDebugPrivilege 1740 systray.exe Token: SeShutdownPrivilege 2980 Explorer.EXE Token: SeCreatePagefilePrivilege 2980 Explorer.EXE Token: SeShutdownPrivilege 2980 Explorer.EXE Token: SeCreatePagefilePrivilege 2980 Explorer.EXE - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 3788 wrote to memory of 1476 3788 sifaris pdf.exe 76 PID 1476 wrote to memory of 1740 1476 ieinstal.exe 77 PID 1476 wrote to memory of 1740 1476 ieinstal.exe 77 PID 1476 wrote to memory of 1740 1476 ieinstal.exe 77 PID 1740 wrote to memory of 2140 1740 systray.exe 78 PID 1740 wrote to memory of 2140 1740 systray.exe 78 PID 1740 wrote to memory of 2140 1740 systray.exe 78 PID 1740 wrote to memory of 2544 1740 systray.exe 80 PID 1740 wrote to memory of 2544 1740 systray.exe 80 PID 1740 wrote to memory of 2544 1740 systray.exe 80
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2980 -
C:\Users\Admin\AppData\Local\Temp\sifaris pdf.exe"C:\Users\Admin\AppData\Local\Temp\sifaris pdf.exe"2⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:3788 -
C:\Program Files (x86)\internet explorer\ieinstal.exe"C:\Program Files (x86)\internet explorer\ieinstal.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\SysWOW64\systray.exe"C:\Windows\SysWOW64\systray.exe"4⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740 -
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" /V5⤵PID:2140
-
-
C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"5⤵PID:2544
-
-
-
-