formbook | f5fdaaa92c4b2a31955e4a21469d2562c2b4be7fb1eae2cd06b5bce77dd25b5e

General

Target
Swift MT-103.exe
Size 1.0MB
Sample200831-ns4293tfe2
SHA256 f5fdaaa92c4b2a31955e4a21469d2562c2b4be7fb1eae2cd06b5bce77dd25b5e
MD5 c8b18ed72f85f2254d1621c4aea2b0fe
SHA1 4389ec0c24dd47818c3410d3fdac6e964bcd082d
SHA512 770c3943f0759cdd726c3cd7e299c052f82439d3a2d8967c89590f36e0b030e85aebf13a7e700fa5953e2b76be8e1b451e44243b02fb67925ed994e3ba6c4965
MD5 SHA1 SHA512

Score

10^/10

rat trojan spyware stealer formbook persistence

Malware Config

Extracted

Family

formbook

C2

http://www.mansiobok.info/qofh/

Decoy

taraandpol.com
pure-femjoy.com
mdfartsartesanato.com
fengyeedu.net
ayangbina5.com
morebounceorlando.com
xiazhefs.com
akshaykumar.club
kaji-bd.com
clearlakefarms.com
yifa666888.com
gvlfash.com
flatwaterenergy.com
nvzmae.com
perfectwalkpodiatry.com
tengfeicarpet.com
boxingmediagroup.com
chemipartner.com
eartuners.com
iinoda.net
documentusmitte.com
print-insights.com
segclc.com
healingcrystalbling.com
sugarcasuals.com
dfafluidtransport.com
ybyy136.com
zhiyizf.com
sonriesporguanajuato.com
kbad.ltd
tarmacsealcoating.com
prismasonoro.com
crystalforcouncil.nyc
tuokeci.com
7lbsv2mco.biz
ilmioprimobitcoin.com
customsbyvos.net
zhucaitu.com
mriprostatebiopsy.com
mr735.com
mehdisynthese.com
carrecommendation.com
lopez.click
portaldelassierras.com
urgewfs.com
diverseofficesolutions.com
026manx.com
itsy.solutions
splitshooting.com
www9991684.com
whentoski.com
lovelifetime.com
bimatairports.com
kh-bauservice.com
hireteawamutu.com
inventsonar.win
porownywarkafinansowa.online
jessbeegood.info
girlssupportinggrapes.com
beachnoordwijk.com
vibraniumrealty.com
xn--yfr30sa517obqf.com
vipclube.com
xungouzj.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook Payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/1160-1-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral1/memory/1160-1-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral1/memory/1160-2-0x000000000041E310-mapping.dmp	formbook
behavioral1/memory/1032-3-0x0000000000000000-mapping.dmp	formbook

Deletes itself 1 IoCs

pid	Process
1648	cmd.exe

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

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	wuapp.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\8P-XULPPO2 = "C:\\Program Files (x86)\\Acdf\\ms-z4lwvzh.exe"	wuapp.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1376 set thread context of 1160	1376	Swift MT-103.exe	25
PID 1160 set thread context of 1208	1160	Swift MT-103.exe	20
PID 1032 set thread context of 1208	1032	wuapp.exe	20

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Acdf\ms-z4lwvzh.exe	wuapp.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wuapp.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
1376	Swift MT-103.exe
1160	Swift MT-103.exe
1160	Swift MT-103.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1376	Swift MT-103.exe
1160	Swift MT-103.exe
1160	Swift MT-103.exe
1160	Swift MT-103.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe
1032	wuapp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1160	Swift MT-103.exe
Token: SeDebugPrivilege	1032	wuapp.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1160	1376	Swift MT-103.exe	25
PID 1376 wrote to memory of 1160	1376	Swift MT-103.exe	25
PID 1376 wrote to memory of 1160	1376	Swift MT-103.exe	25
PID 1376 wrote to memory of 1160	1376	Swift MT-103.exe	25
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1208 wrote to memory of 1032	1208	Explorer.EXE	26
PID 1032 wrote to memory of 1648	1032	wuapp.exe	30
PID 1032 wrote to memory of 1648	1032	wuapp.exe	30
PID 1032 wrote to memory of 1648	1032	wuapp.exe	30
PID 1032 wrote to memory of 1648	1032	wuapp.exe	30
PID 1032 wrote to memory of 1180	1032	wuapp.exe	33
PID 1032 wrote to memory of 1180	1032	wuapp.exe	33
PID 1032 wrote to memory of 1180	1032	wuapp.exe	33
PID 1032 wrote to memory of 1180	1032	wuapp.exe	33
PID 1032 wrote to memory of 1180	1032	wuapp.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\Swift MT-103.exe
  "C:\Users\Admin\AppData\Local\Temp\Swift MT-103.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Users\Admin\AppData\Local\Temp\Swift MT-103.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift MT-103.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1160
- C:\Windows\SysWOW64\wuapp.exe
  "C:\Windows\SysWOW64\wuapp.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
  PID:1032
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Swift MT-103.exe"
    3⤵
    - Deletes itself
    PID:1648
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1180

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1032-8-0x00000000756B0000-0x00000000757CD000-memory.dmp

Download

memory/1032-6-0x0000000002FD0000-0x00000000030DD000-memory.dmp

Download

memory/1032-7-0x00000000750F0000-0x00000000750FC000-memory.dmp

Download

memory/1032-10-0x0000000003C20000-0x0000000003D82000-memory.dmp

Download

memory/1032-4-0x0000000000CE0000-0x0000000000CEB000-memory.dmp

Download

memory/1160-1-0x0000000000400000-0x000000000042D000-memory.dmp

Download

memory/1180-12-0x000000013FCC0000-0x000000013FD53000-memory.dmp

Download

memory/1376-0-0x0000000000400000-0x0000000000508000-memory.dmp

Download

memory/1960-9-0x000007FEF6650000-0x000007FEF68CA000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads