formbook | 1c8de42bff76a20cdaee2bed7629f8f0dfcf4ab5c7b5ee637d147f6f45311015

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24/10/2024, 13:01

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General

Target
z17Transaction_Details_ReferenceID_pdf.exe
Size 1.2MB
Sample241024-p89kcssdkm
SHA256 1c8de42bff76a20cdaee2bed7629f8f0dfcf4ab5c7b5ee637d147f6f45311015
MD5 5513c53ff0ac4a880b5a35ceb8b7cb1c
SHA1 7bc81330e32d49af2689f81152d2cd696c99c6be
SHA512 f40b441c78ef38bfcf051c3626cf98055d5e5dca9c3fd56dd5b441411dbdefac74d63627233fb1965a3fab4e1a30773f60fbf16eaf83b1a71afe7ed6cb0b9c39
SSDEEP 12288:LLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QHCVvs1IyOft2m2L9ajYhHti8LIva8xi:/fmMv6Ckr7Mny5QHkzzcm2L9NJIvRbsT
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook f29s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

Campaign

f29s

Decoy

rostnixon.net
exxxwordz.xyz
ndradesanches.shop
eneral-vceef.xyz
isanbowl.top
aresrasherregard.cfd
dzas-yeah.xyz
0083.miami
hongziyin01.top
jdhfmq.live
alembottling.net
vtyo-phone.xyz
kaqb-decade.xyz
odel-lsmfz.xyz
aradise.tech
uan123-rtp43.xyz
pusptracking.xyz
uqhi42.xyz
mihy-professor.xyz
mnz-your.xyz
iscussion-tjard.xyz
peak-ajau.xyz
ixedcontainerlogistics.today
ranxxletzz.xyz
ccloudserve.xyz
haloryner.website
ro-arenamega.pro
tjcb-wait.xyz
lywjv-issue.xyz
rta-away.xyz
ay888.website
asderkadinkollari.net
specially-smou.xyz
ound-qlhmm.xyz
nit-dreeu.xyz
ea-obgocc.xyz
rostavive-org.xyz
zpp-at.xyz
duxrib.xyz
uohz.net
etsgroove.app
awqs-wonder.xyz
acaxtecameralcarers.cfd
idstream.xyz
umayunileusesingests.shop
avada-cash-out.tech
byataltatweer.net
omething-nvho.xyz
yntomist.pics
aomei517.top
how-ydhtlu.xyz
ise-bjnh.xyz
ovt-jobs-lisitings00810.today
mmgiare.xyz
plqz-move.xyz
onheronummaryorkney.cfd
oqo-over.xyz
aee.pro
as-nhynby.xyz
dnaqm-walk.xyz
aranvickersvirilia.cfd
wqvn-environment.xyz
attern-equd.xyz
ivinetranquilityjourney.pics
kimosskrupulslacker.cfd

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1804-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1804-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2308-12-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 1804 set thread context of 1260	1804	svchost.exe	21
PID 2308 set thread context of 1260	2308	help.exe	21

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z17Transaction_Details_ReferenceID_pdf.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1804	svchost.exe
1804	svchost.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe
2308	help.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2124	z17Transaction_Details_ReferenceID_pdf.exe
1804	svchost.exe
1804	svchost.exe
1804	svchost.exe
2308	help.exe
2308	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1804	svchost.exe
Token: SeDebugPrivilege	2308	help.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2124	z17Transaction_Details_ReferenceID_pdf.exe
2124	z17Transaction_Details_ReferenceID_pdf.exe
1260	Explorer.EXE
1260	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2124	z17Transaction_Details_ReferenceID_pdf.exe
2124	z17Transaction_Details_ReferenceID_pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 2124 wrote to memory of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 2124 wrote to memory of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 2124 wrote to memory of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 2124 wrote to memory of 1804	2124	z17Transaction_Details_ReferenceID_pdf.exe	30
PID 1260 wrote to memory of 2308	1260	Explorer.EXE	31
PID 1260 wrote to memory of 2308	1260	Explorer.EXE	31
PID 1260 wrote to memory of 2308	1260	Explorer.EXE	31
PID 1260 wrote to memory of 2308	1260	Explorer.EXE	31
PID 2308 wrote to memory of 2756	2308	help.exe	33
PID 2308 wrote to memory of 2756	2308	help.exe	33
PID 2308 wrote to memory of 2756	2308	help.exe	33
PID 2308 wrote to memory of 2756	2308	help.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Users\Admin\AppData\Local\Temp\z17Transaction_Details_ReferenceID_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\z17Transaction_Details_ReferenceID_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\z17Transaction_Details_ReferenceID_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1804
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1260-9-0x00000000055C0000-0x00000000056B3000-memory.dmp

Download

memory/1260-22-0x0000000007E90000-0x0000000008021000-memory.dmp

Download

memory/1260-20-0x0000000007E90000-0x0000000008021000-memory.dmp

Download

memory/1260-19-0x0000000007E90000-0x0000000008021000-memory.dmp

Download

memory/1260-13-0x00000000055C0000-0x00000000056B3000-memory.dmp

Download

memory/1260-8-0x0000000000010000-0x0000000000020000-memory.dmp

Download

memory/1804-7-0x0000000000180000-0x0000000000194000-memory.dmp

Download

memory/1804-6-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/1804-4-0x0000000000910000-0x0000000000C13000-memory.dmp

Download

memory/1804-3-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/2124-2-0x0000000003950000-0x0000000003D50000-memory.dmp

Download

memory/2308-11-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Download

memory/2308-10-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Download

memory/2308-12-0x0000000000080000-0x00000000000AF000-memory.dmp

Download