formbook | 220527f91eba446d157c6ef8b0d29b0a47907f6e74e5a4a307efe667be6b084b

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 09:59

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General

Target

SHIPPING DOCUMENT BL.exe
Size

1.1MB
MD5

ac0d95c5e5822d99efede44898f59296
SHA1

481243791ff40babf0d0460e3370f6d1f0b42cb1
SHA256

220527f91eba446d157c6ef8b0d29b0a47907f6e74e5a4a307efe667be6b084b
SHA512

6395ca842a120507d6e4596ca54dee94c07f84238b8eec3cb02f1c62f19436e81317e22a74abe1dcc0984135c59148850e9c7217d3e7918395a90241f2ae3938
SSDEEP

24576:8RmJkcoQricOIQxiZY1iaA4Ys7dzWAw0bx6vkkMevlZ:pJZoQrbTFZY1iaAAxze0bxyT

Score

10^/10

formbook e62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e62s

Decoy

ellinksa.shop

uckyspinph.xyz

owdark.net

arriage-therapy-72241.bond

w7ijko4rv4p97b.top

heirbuzzwords.buzz

aspart.shop

ctivemail5-kagoya-com.info

shacertification9.shop

zitcd65k3.buzz

llkosoi.info

ru8.info

rhgtrdjdjykyetrdjftd.buzz

yschoollist.kiwi

oftfolio.online

rograma-de-almacen-2.online

oudoarms.top

mwquas.xyz

orjagaucha.website

nlinechat-mh.online

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/3360-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3360-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3780-12-0x0000000000190000-0x00000000001BF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 516 set thread context of 3360	516	SHIPPING DOCUMENT BL.exe	89
PID 3360 set thread context of 3576	3360	svchost.exe	56
PID 3780 set thread context of 3576	3780	svchost.exe	56

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	SHIPPING DOCUMENT BL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
516	SHIPPING DOCUMENT BL.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3360	svchost.exe
3360	svchost.exe
3360	svchost.exe
3360	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe
3780	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
516	SHIPPING DOCUMENT BL.exe
3360	svchost.exe
3360	svchost.exe
3360	svchost.exe
3780	svchost.exe
3780	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3360	svchost.exe
Token: SeDebugPrivilege	3780	svchost.exe
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
516	SHIPPING DOCUMENT BL.exe
516	SHIPPING DOCUMENT BL.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
516	SHIPPING DOCUMENT BL.exe
516	SHIPPING DOCUMENT BL.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 3360	516	SHIPPING DOCUMENT BL.exe	89
PID 516 wrote to memory of 3360	516	SHIPPING DOCUMENT BL.exe	89
PID 516 wrote to memory of 3360	516	SHIPPING DOCUMENT BL.exe	89
PID 516 wrote to memory of 3360	516	SHIPPING DOCUMENT BL.exe	89
PID 3576 wrote to memory of 3780	3576	Explorer.EXE	90
PID 3576 wrote to memory of 3780	3576	Explorer.EXE	90
PID 3576 wrote to memory of 3780	3576	Explorer.EXE	90
PID 3780 wrote to memory of 1388	3780	svchost.exe	91
PID 3780 wrote to memory of 1388	3780	svchost.exe	91
PID 3780 wrote to memory of 1388	3780	svchost.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3576
- C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT BL.exe
  "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT BL.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:516
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT BL.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3360
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:3780
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1388

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=4216,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=4604 /prefetch:8
1⤵
PID:2508

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/516-2-0x00000000040D0000-0x00000000042D0000-memory.dmp

Filesize
2.0MB

Download
memory/3360-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3360-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3360-4-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/3360-7-0x0000000001D80000-0x0000000001D95000-memory.dmp

Filesize
84KB

Download
memory/3576-13-0x0000000008C20000-0x0000000008D26000-memory.dmp

Filesize
1.0MB

Download
memory/3576-8-0x0000000008C20000-0x0000000008D26000-memory.dmp

Filesize
1.0MB

Download
memory/3576-17-0x0000000002E40000-0x0000000002F07000-memory.dmp

Filesize
796KB

Download
memory/3576-18-0x0000000002E40000-0x0000000002F07000-memory.dmp

Filesize
796KB

Download
memory/3576-20-0x0000000002E40000-0x0000000002F07000-memory.dmp

Filesize
796KB

Download
memory/3780-11-0x0000000000930000-0x000000000093E000-memory.dmp

Filesize
56KB

Download
memory/3780-9-0x0000000000930000-0x000000000093E000-memory.dmp

Filesize
56KB

Download
memory/3780-12-0x0000000000190000-0x00000000001BF000-memory.dmp

Filesize
188KB

Download