formbook | 4ac982ea35522a13de30ff7ddbbec9becf2c7528a48f0aff377e3d6758a7ae7b

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
13/05/2022, 22:37

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe
Size 418KB
Sample220513-2jsa1afagk
SHA256 4ac982ea35522a13de30ff7ddbbec9becf2c7528a48f0aff377e3d6758a7ae7b
MD5 14848f52302c15e27b26fee5fada11c1
SHA1 04d62d915bd1a81c4b5ed35df6edb953107398c8
SHA512 aee08da4569bc969db4c086cb89950e311aaab9bf94677d9ba532b256ed5a29cc5942d48ca7c58ec8bee095d8e84b1f91935d61a9c601e1f9950c93a4ddd99c3
MD5 SHA1 SHA512

Score

10^/10

formbook xloader p0ip loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

Campaign

p0ip

Decoy

webberkerr.com
lelezhuanshu.xyz
weedformellc.com
ikzoekeenbedrijfsruimte.com
swahlove.com
dubaidesertsafari.travel
atozmedicalimages.com
uniytriox.com
clickyourcat.com
shandun-safety.com
pakmart.center
roxxiesixx.com
twistedtaqueriachicago.com
studynursingaustralia.online
wellnesstestinggroup.com
justusebias.com
yqvzs.com
co1l7o8vy.com
lightning.legal
cardamagescanner.com
megawatchinc.com
sadebademli.com
bcoky.com
unleashingyou-lifecoaching.com
epsubtitles.online
susanpetersonrealty.com
gdderui.com
claris-studio.cloud
cryptomnis.com
1ens.domains
localbusinessassets.com
et9n7e4vf.com
quoteypants.com
bokepremaja18.biz
xiangqinmao.com
lilot-pland45.site
exilings.com
nft-id.net
sport-outdoorpacks.com
plnykosik.online
cidesadelcentro.com
stunning-black.xyz
zoeyunker.com
videogamesgroup.com
autodnstest.com
bookworms.store
69817269.com
one-session22-lp.com
modelofindia.com
kennnyshands.com
otopenishop.net
freegameswithoutdownload.online
alaskanwave.net
tjkt8.com
abv.wiki
protoncarsale.com
zhipurc.com
psicologamoderna.com
hidinginplainsight.digital
cuamini-trankien.xyz
yustunning.com
apeironpay.xyz
allowdrops.xyz
allyouneedstore.xyz
beamaster.info

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Xloader Payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4692-136-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4692-139-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/1612-146-0x0000000000C20000-0x0000000000C4B000-memory.dmp	xloader

Executes dropped EXE 3 IoCs

pid	Process
1700	miylwnpd.exe
4692	miylwnpd.exe
1144	servicesch8x6tw.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	NETSTAT.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8PMDRTBP = "C:\\Program Files (x86)\\K3fvh\\servicesch8x6tw.exe"	NETSTAT.EXE

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 4692	1700	miylwnpd.exe	85
PID 4692 set thread context of 2608	4692	miylwnpd.exe	34
PID 1612 set thread context of 2608	1612	NETSTAT.EXE	34

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe	NETSTAT.EXE
File opened for modification	C:\Program Files (x86)\K3fvh	Explorer.EXE
File created	C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	1144	WerFault.exe	110

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
1612	NETSTAT.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
4692	miylwnpd.exe
4692	miylwnpd.exe
4692	miylwnpd.exe
4692	miylwnpd.exe
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2608	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4692	miylwnpd.exe
4692	miylwnpd.exe
4692	miylwnpd.exe
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE
1612	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4692	miylwnpd.exe
Token: SeDebugPrivilege	1612	NETSTAT.EXE
Token: SeShutdownPrivilege	2608	Explorer.EXE
Token: SeCreatePagefilePrivilege	2608	Explorer.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 1700	4872	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe	84
PID 4872 wrote to memory of 1700	4872	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe	84
PID 4872 wrote to memory of 1700	4872	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe	84
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 1700 wrote to memory of 4692	1700	miylwnpd.exe	85
PID 2608 wrote to memory of 1612	2608	Explorer.EXE	89
PID 2608 wrote to memory of 1612	2608	Explorer.EXE	89
PID 2608 wrote to memory of 1612	2608	Explorer.EXE	89
PID 1612 wrote to memory of 5084	1612	NETSTAT.EXE	95
PID 1612 wrote to memory of 5084	1612	NETSTAT.EXE	95
PID 1612 wrote to memory of 5084	1612	NETSTAT.EXE	95
PID 1612 wrote to memory of 4044	1612	NETSTAT.EXE	102
PID 1612 wrote to memory of 4044	1612	NETSTAT.EXE	102
PID 1612 wrote to memory of 4044	1612	NETSTAT.EXE	102
PID 1612 wrote to memory of 4180	1612	NETSTAT.EXE	105
PID 1612 wrote to memory of 4180	1612	NETSTAT.EXE	105
PID 1612 wrote to memory of 4180	1612	NETSTAT.EXE	105
PID 1612 wrote to memory of 3380	1612	NETSTAT.EXE	107
PID 1612 wrote to memory of 3380	1612	NETSTAT.EXE	107
PID 1612 wrote to memory of 3380	1612	NETSTAT.EXE	107
PID 2608 wrote to memory of 1144	2608	Explorer.EXE	110
PID 2608 wrote to memory of 1144	2608	Explorer.EXE	110
PID 2608 wrote to memory of 1144	2608	Explorer.EXE	110

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.8452.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4872
- - C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe
    C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe C:\Users\Admin\AppData\Local\Temp\zehirtbl
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1700
  - - C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe
      C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe C:\Users\Admin\AppData\Local\Temp\zehirtbl
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:4692
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:4112
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:1376
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:1316
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - Gathers network information
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1612
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe"
    3⤵
    PID:5084
- - 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" /V
    3⤵
    PID:4044
- - 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" /V
    3⤵
    PID:4180
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3380
- C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe
  "C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe"
  2⤵
  - Executes dropped EXE
  PID:1144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 552
    3⤵
    - Program crash
    PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1144 -ip 1144
1⤵
PID:2292

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

servicesch8x6tw.exe

Path C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe
Size 78KB
SHA256 38dd484e87fbd4520a99ead1fdc0010f45a3d5f8a22b1bbd01e3fcbd56104ab3
MD5 ff4c2f4d6e1fa34e8b958993c0de134d
SHA1 8e8de477ad67e1b107396b8b9be749363ef10640
SHA512 d64482ab140944cf138e47914efd3ee2362e0fe98d519a89eae6d31e03e9c51bfcbb4d44ba634526f393613f0ad8c14971ba240dbf2560bc57ff1c3705967f36
SSDEEP 1536:XsTaC+v1CUfr0oxAomP3cX/4pi2sWjcdjXI:ua5wUD1/ui5j4
MD5 SHA1 SHA512 SSDEEP

Submit Download

servicesch8x6tw.exe

Path C:\Program Files (x86)\K3fvh\servicesch8x6tw.exe
Size 78KB
SHA256 38dd484e87fbd4520a99ead1fdc0010f45a3d5f8a22b1bbd01e3fcbd56104ab3
MD5 ff4c2f4d6e1fa34e8b958993c0de134d
SHA1 8e8de477ad67e1b107396b8b9be749363ef10640
SHA512 d64482ab140944cf138e47914efd3ee2362e0fe98d519a89eae6d31e03e9c51bfcbb4d44ba634526f393613f0ad8c14971ba240dbf2560bc57ff1c3705967f36
SSDEEP 1536:XsTaC+v1CUfr0oxAomP3cX/4pi2sWjcdjXI:ua5wUD1/ui5j4
MD5 SHA1 SHA512 SSDEEP

Submit Download

DB1

Path C:\Users\Admin\AppData\Local\Temp\DB1
Size 40KB
SHA256 b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf
MD5 b608d407fc15adea97c26936bc6f03f6
SHA1 953e7420801c76393902c0d6bb56148947e41571
SHA512 cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4
SSDEEP 48:2j3WBA+IIYICVEq8MX0D0HSFlNUK6lGNxGt7KLk8s8LKvUf9KVyJ7hU:u2FCn8MZyFlulGNxGt7KLyeymw
MD5 SHA1 SHA512 SSDEEP

Submit Download

DB1

Path C:\Users\Admin\AppData\Local\Temp\DB1
Size 48KB
SHA256 c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
MD5 349e6eb110e34a08924d92f6b334801d
SHA1 bdfb289daff51890cc71697b6322aa4b35ec9169
SHA512 2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
SSDEEP 96:uRMKLyeymwxCn8MZyFlSynlbiXyKwt8hG:uRkxGOXnlbibhG
MD5 SHA1 SHA512 SSDEEP

Submit Download

miylwnpd.exe

Path C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe
Size 78KB
SHA256 38dd484e87fbd4520a99ead1fdc0010f45a3d5f8a22b1bbd01e3fcbd56104ab3
MD5 ff4c2f4d6e1fa34e8b958993c0de134d
SHA1 8e8de477ad67e1b107396b8b9be749363ef10640
SHA512 d64482ab140944cf138e47914efd3ee2362e0fe98d519a89eae6d31e03e9c51bfcbb4d44ba634526f393613f0ad8c14971ba240dbf2560bc57ff1c3705967f36
SSDEEP 1536:XsTaC+v1CUfr0oxAomP3cX/4pi2sWjcdjXI:ua5wUD1/ui5j4
MD5 SHA1 SHA512 SSDEEP

Submit Download

miylwnpd.exe

Path C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe
Size 78KB
SHA256 38dd484e87fbd4520a99ead1fdc0010f45a3d5f8a22b1bbd01e3fcbd56104ab3
MD5 ff4c2f4d6e1fa34e8b958993c0de134d
SHA1 8e8de477ad67e1b107396b8b9be749363ef10640
SHA512 d64482ab140944cf138e47914efd3ee2362e0fe98d519a89eae6d31e03e9c51bfcbb4d44ba634526f393613f0ad8c14971ba240dbf2560bc57ff1c3705967f36
SSDEEP 1536:XsTaC+v1CUfr0oxAomP3cX/4pi2sWjcdjXI:ua5wUD1/ui5j4
MD5 SHA1 SHA512 SSDEEP

Submit Download

miylwnpd.exe

Path C:\Users\Admin\AppData\Local\Temp\miylwnpd.exe
Size 78KB
SHA256 38dd484e87fbd4520a99ead1fdc0010f45a3d5f8a22b1bbd01e3fcbd56104ab3
MD5 ff4c2f4d6e1fa34e8b958993c0de134d
SHA1 8e8de477ad67e1b107396b8b9be749363ef10640
SHA512 d64482ab140944cf138e47914efd3ee2362e0fe98d519a89eae6d31e03e9c51bfcbb4d44ba634526f393613f0ad8c14971ba240dbf2560bc57ff1c3705967f36
SSDEEP 1536:XsTaC+v1CUfr0oxAomP3cX/4pi2sWjcdjXI:ua5wUD1/ui5j4
MD5 SHA1 SHA512 SSDEEP

Submit Download

qaodb6jx48te

Path C:\Users\Admin\AppData\Local\Temp\qaodb6jx48te
Size 171KB
SHA256 f203f8db5cfd1e17d03dd57ba2766f15f2a189e80080089c673bed271c87cdb7
MD5 6eb3509f6e43eea8950adbc156a96248
SHA1 019a49c79cfb4503f005ba4347fd5ebf8c99718e
SHA512 95f99448679a60b2707de05e3d348cfb4f6e4112e2780ed53cc6e540c7493a0169316ebeaf992274d4474b8f36fea5357cd2794ad8aa77cc6fec2c48cc892cd9
SSDEEP 3072:2vonGilTM+lGDSQ7923iyT+7EqtxRuNfpzqk2POHpfA6zY:2von9M+0eQ79IoTtcC6fA6zY
MD5 SHA1 SHA512 SSDEEP

Submit Download

zehirtbl

Path C:\Users\Admin\AppData\Local\Temp\zehirtbl
Size 5KB
SHA256 942bd175d04b7c5567eb7f3eabc39866736b8922c68539d16da9a32a839b5820
MD5 acb8234d1d848397ec3b1eb59a25ac91
SHA1 7d17f048ddc6d19a40898b6079d36e0e1bdab195
SHA512 601ca88b29149b9ddadecf29bbbbaae1b626b84ae8c7bd580eb7bdf64fb3cdc9cd20563efaea229640194ce27684024ea62c8de148e81cc045c40e9afcb77459
SSDEEP 96:BXrtcxDxcjguWPxAcgUAyF1DQHWF3yW5SSn/MLmyJo3XFWDNbxUuyFxFV04mxkzq:2WguW5TAquH8cSn/MLmyJo3XFWZAFnRw
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1612-148-0x00000000011C0000-0x0000000001250000-memory.dmp

Download

memory/1612-144-0x0000000000260000-0x000000000026B000-memory.dmp

Download

memory/1612-145-0x0000000001380000-0x00000000016CA000-memory.dmp

Download

memory/1612-146-0x0000000000C20000-0x0000000000C4B000-memory.dmp

Download

memory/2608-149-0x0000000008690000-0x00000000087A8000-memory.dmp

Download

memory/2608-142-0x00000000084A0000-0x00000000085B9000-memory.dmp

Download

memory/4692-141-0x00000000012B0000-0x00000000012C1000-memory.dmp

Download

memory/4692-140-0x0000000001410000-0x000000000175A000-memory.dmp

Download

memory/4692-139-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/4692-136-0x0000000000400000-0x000000000042B000-memory.dmp

Download