Analysis
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max time kernel
148s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 02:56
Static task
static1
Behavioral task
behavioral1
Sample
Item list.exe
Resource
win7-20220414-en
General
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Target
Item list.exe
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Size
395KB
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MD5
ea84edffa7e1f6a0ad5b4d98a889f57b
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SHA1
2557d3052c0175f3f2346d2e93162b1553ddfa46
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SHA256
4a2e8f13ad2ce022158574edb3ab566db4544ec1dcda648845b16bc754f4e321
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SHA512
03d03e696ccd62b0d94b88d13811ef311ae6fe119a25f3dbad1f54a34c2f51737a06e3159234f3e50d1149f432f6d5fced979ae563e5c6a918b36f49fcb80a9a
Malware Config
Extracted
formbook
4.1
cza
truenorthentic.com
napgames.net
xn--fjq771n.com
wagnerprintconsult.net
spate.info
kids4thekingdom.com
ateconstruction.com
sort-regulation.com
vesselfulinflation.com
kalhanifi.com
veronews.info
worldinwinston.com
adornbymk.com
resources4u.online
pepinaerospace.com
tamaraarmendariz.com
xn--hck5aza9o8c.online
nomadicgastronomy.net
margaritasandmotherhood.com
vip51633.com
princeuzochi.com
williink.com
hangoverheros.com
ecommercebuilding.com
k306w8vb.site
onebigbeautifulhotmess.com
garagegymbuilders.com
exatora.men
dkipartners.com
bodhi-serene.com
xnflshop.com
lesbienfaitsdubio.com
yimengcar.com
slindy.com
92edgerstouneroadprinceton.com
devopsclasses.online
thetechietronics.com
consortiasearch.com
thekalpatruyashodanandheri.com
vietamy.com
charlieandclaire.com
clubdelsonido.com
heybud-cannabis.com
dannihan.com
xgxtc.com
forwarundation.com
niamitmir.com
vmuhb.com
ddluav96.com
somextec.com
666lixin.com
cqd.ink
jhuwexncg.info
inlovetalk.com
melinaspina.online
klconstructors.net
ownskiatook.com
troybly.com
atnasignatureadministrators.com
plutoniumfund.com
carolearnest.com
valterallen.com
52jiujiu.top
908ka.com
nacemo.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/1872-134-0x0000000000400000-0x000000000042D000-memory.dmp formbook behavioral2/memory/3724-142-0x0000000000E10000-0x0000000000E3D000-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:
Item list.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Item list.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Item list.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Item list.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation Item list.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\ZRJLL20PW = "C:\\Program Files (x86)\\Cnvepld\\ubothbchfnlx.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:
Item list.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Item list.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 Item list.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
Item list.exeItem list.exemstsc.exedescription pid process target process PID 3836 set thread context of 1872 3836 Item list.exe Item list.exe PID 1872 set thread context of 2416 1872 Item list.exe Explorer.EXE PID 3724 set thread context of 2416 3724 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)\Cnvepld\ubothbchfnlx.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 39 IoCs
Processes:
Item list.exeItem list.exemstsc.exepid process 3836 Item list.exe 3836 Item list.exe 3836 Item list.exe 1872 Item list.exe 1872 Item list.exe 1872 Item list.exe 1872 Item list.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 2416 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
Item list.exemstsc.exepid process 1872 Item list.exe 1872 Item list.exe 1872 Item list.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe 3724 mstsc.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
Item list.exeItem list.exemstsc.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 3836 Item list.exe Token: SeDebugPrivilege 1872 Item list.exe Token: SeDebugPrivilege 3724 mstsc.exe Token: SeShutdownPrivilege 2416 Explorer.EXE Token: SeCreatePagefilePrivilege 2416 Explorer.EXE Token: SeShutdownPrivilege 2416 Explorer.EXE Token: SeCreatePagefilePrivilege 2416 Explorer.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
Item list.exeExplorer.EXEmstsc.exedescription pid process target process PID 3836 wrote to memory of 1312 3836 Item list.exe schtasks.exe PID 3836 wrote to memory of 1312 3836 Item list.exe schtasks.exe PID 3836 wrote to memory of 1312 3836 Item list.exe schtasks.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 3836 wrote to memory of 1872 3836 Item list.exe Item list.exe PID 2416 wrote to memory of 3724 2416 Explorer.EXE mstsc.exe PID 2416 wrote to memory of 3724 2416 Explorer.EXE mstsc.exe PID 2416 wrote to memory of 3724 2416 Explorer.EXE mstsc.exe PID 3724 wrote to memory of 32 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 32 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 32 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 4416 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 4416 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 4416 3724 mstsc.exe cmd.exe PID 3724 wrote to memory of 4184 3724 mstsc.exe Firefox.exe PID 3724 wrote to memory of 4184 3724 mstsc.exe Firefox.exe PID 3724 wrote to memory of 4184 3724 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\Item list.exe"C:\Users\Admin\AppData\Local\Temp\Item list.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\JSJqzikpnhwcVA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7251.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Item list.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\Item list.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\tmp7251.tmpFilesize
1KB
MD531c88bb992fe8ff5e89615643075e4c3
SHA199949e145fefcd39893582efb863a88858ca6c40
SHA2569e2976325ea71bce5d9d4cc491114aac4d66dbd8010e02d4ea103c4b70c4945a
SHA512186003262af4b18a386aeddaa7790ecef798e6d4ebb93e72e0412403a24ab1bc36df51973eaa8e83f7f95f959ee6693d6f06532bebdc87406427a53bb38bb189
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C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogim.jpegFilesize
81KB
MD59736d5e0cf20de7afd9bbe88dcc63ade
SHA1c6262e4bd6707c56edf6dbda28c5d4c9b13b5cb0
SHA2560e846fe8e34dcda0188834c83d00e07fe13f7b53c7bbf4f930cc3aa1bbee5499
SHA5120629fd371fb16ea02c476a89ad047356ec2a6d6c2704f011ad8ce96565ccfe77cbd9bcae6026009f4155c31c901ab1b8cad98f9e5669b2f982e440acc8976aa7
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C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogrf.iniFilesize
40B
MD52f245469795b865bdd1b956c23d7893d
SHA16ad80b974d3808f5a20ea1e766c7d2f88b9e5895
SHA2561662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361
SHA512909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f
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C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogrg.iniFilesize
38B
MD54aadf49fed30e4c9b3fe4a3dd6445ebe
SHA11e332822167c6f351b99615eada2c30a538ff037
SHA25675034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56
SHA512eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945
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C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogri.iniFilesize
40B
MD5d63a82e5d81e02e399090af26db0b9cb
SHA191d0014c8f54743bba141fd60c9d963f869d76c9
SHA256eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae
SHA51238afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad
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C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogrv.iniFilesize
872B
MD5bbc41c78bae6c71e63cb544a6a284d94
SHA133f2c1d9fa0e9c99b80bc2500621e95af38b1f9a
SHA256ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb
SHA5120aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4
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memory/32-140-0x0000000000000000-mapping.dmp
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memory/1312-131-0x0000000000000000-mapping.dmp
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memory/1872-133-0x0000000000000000-mapping.dmp
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memory/1872-137-0x0000000001A70000-0x0000000001A84000-memory.dmpFilesize
80KB
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memory/1872-135-0x0000000001AD0000-0x0000000001E1A000-memory.dmpFilesize
3.3MB
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memory/1872-134-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/2416-138-0x0000000003780000-0x00000000038D2000-memory.dmpFilesize
1.3MB
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memory/2416-145-0x0000000008570000-0x0000000008669000-memory.dmpFilesize
996KB
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memory/3724-141-0x00000000004A0000-0x00000000005DA000-memory.dmpFilesize
1.2MB
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memory/3724-144-0x0000000002B50000-0x0000000002BE3000-memory.dmpFilesize
588KB
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memory/3724-143-0x0000000002CE0000-0x000000000302A000-memory.dmpFilesize
3.3MB
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memory/3724-142-0x0000000000E10000-0x0000000000E3D000-memory.dmpFilesize
180KB
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memory/3724-139-0x0000000000000000-mapping.dmp
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memory/3836-130-0x00000000747F0000-0x0000000074DA1000-memory.dmpFilesize
5.7MB
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memory/4416-146-0x0000000000000000-mapping.dmp