formbook | 3e3b336f5ed4dca0fbad6fa2dd7d479974d15f106688756b1663d969f266ad24

Analysis

max time kernel
148s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-08-2024 05:39

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General

Target

Etisalat Summary Bill for the Month of August.exe
Size

1.1MB
MD5

df6915639adaa48dad6b5cad220f1b73
SHA1

b7780024fb645196808de54fcb3d48a5581c026d
SHA256

a73dc341737a15724833932b844ce4444908158b2b6056386798e440235364db
SHA512

c6951e5781c2fe9211863d51872bd135bf9ca67bbc40c2e613642fb102103ad396167e2ab725055cdff6dcd6f2499a0b2a70ba3400602d29bcbcf0d5cabe269f
SSDEEP

24576:uqDEvCTbMWu7rQYlBQcBiT6rprG8aRo8Awaa:uTvC/MTQYxsWR7aRo8n

Score

10^/10

formbook pt46 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pt46

Decoy

twinportslocal.com

rovor.store

98169.club

mdywl.com

jrd3s.rest

aston1717.top

floridawoodworkingmachinery.com

17tk555t.com

ankitsho.shop

seclameh.com

realrecordlabel.com

trenchonbirmingham.com

af28.top

rtp1kenzototo.com

theselflovesite.com

promotegetpaid.info

strategiclogisticsagency.com

learneracademy.net

per-watch.com

betbox2341.com

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
behavioral2/memory/2544-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2544-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/920-20-0x0000000000780000-0x00000000007AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3988 set thread context of 2544	3988	Etisalat Summary Bill for the Month of August.exe	94
PID 2544 set thread context of 3492	2544	svchost.exe	56
PID 920 set thread context of 3492	920	wlanext.exe	56

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	Etisalat Summary Bill for the Month of August.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2544	svchost.exe
2544	svchost.exe
2544	svchost.exe
2544	svchost.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe
920	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3988	Etisalat Summary Bill for the Month of August.exe
2544	svchost.exe
2544	svchost.exe
2544	svchost.exe
920	wlanext.exe
920	wlanext.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	svchost.exe
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeDebugPrivilege	920	wlanext.exe
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3988	Etisalat Summary Bill for the Month of August.exe
3988	Etisalat Summary Bill for the Month of August.exe
3492	Explorer.EXE
3492	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3988	Etisalat Summary Bill for the Month of August.exe
3988	Etisalat Summary Bill for the Month of August.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3492	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 2544	3988	Etisalat Summary Bill for the Month of August.exe	94
PID 3988 wrote to memory of 2544	3988	Etisalat Summary Bill for the Month of August.exe	94
PID 3988 wrote to memory of 2544	3988	Etisalat Summary Bill for the Month of August.exe	94
PID 3988 wrote to memory of 2544	3988	Etisalat Summary Bill for the Month of August.exe	94
PID 3492 wrote to memory of 920	3492	Explorer.EXE	95
PID 3492 wrote to memory of 920	3492	Explorer.EXE	95
PID 3492 wrote to memory of 920	3492	Explorer.EXE	95
PID 920 wrote to memory of 4288	920	wlanext.exe	100
PID 920 wrote to memory of 4288	920	wlanext.exe	100
PID 920 wrote to memory of 4288	920	wlanext.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe
  "C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.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:3988
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2544
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:920
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4288

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4108,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:8
1⤵
PID:1040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/920-19-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/920-20-0x0000000000780000-0x00000000007AF000-memory.dmp

Filesize
188KB

Download
memory/920-17-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/2544-15-0x0000000001880000-0x0000000001894000-memory.dmp

Filesize
80KB

Download
memory/2544-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2544-12-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/2544-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3492-16-0x0000000008820000-0x000000000895F000-memory.dmp

Filesize
1.2MB

Download
memory/3492-21-0x0000000008820000-0x000000000895F000-memory.dmp

Filesize
1.2MB

Download
memory/3492-25-0x0000000009520000-0x00000000095FB000-memory.dmp

Filesize
876KB

Download
memory/3492-26-0x0000000009520000-0x00000000095FB000-memory.dmp

Filesize
876KB

Download
memory/3492-28-0x0000000009520000-0x00000000095FB000-memory.dmp

Filesize
876KB

Download
memory/3988-10-0x00000000036D0000-0x00000000036D4000-memory.dmp

Filesize
16KB

Download