formbook | e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c

Analysis

max time kernel
148s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2024 02:29

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General

Target

e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe
Size

1.1MB
MD5

ba26455cf5b8d3d0ffa513646753bb30
SHA1

81eed48c8e33e92d27ca58643c038898718f8055
SHA256

e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c
SHA512

fd298806eb55b202aca68470ebf651277149f9125088b0d7e4a0e4b61c795336aad96b22298012098eddfbe854149b19775d30590f09761602c908fab5cc6788
SSDEEP

24576:ffmMv6Ckr7Mny5QLUlv1VtfH/CnRsf5Pvj:f3v+7/5QL8Vt3Osf53j

Score

10^/10

formbook jd21 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jd21

Decoy

bankownedproperties-0.bond

slab-leak-repair-74697.bond

tvtwenty20sr.top

scw-iot.net

circusenergy.online

030002787.xyz

propertiesforrentus11.bond

defi-banksystem.online

gkbet168.net

joycasino-ed46.top

sctttc-or.top

borghardt.xyz

therealtorpeddler.info

macexpress.online

bobbyharvey.store

dating-dd-de.info

thetrue.one

alqahtani.site

mahlubini.africa

truck-driver-jobs-42274.bond

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/3292-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3292-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3660-11-0x0000000000650000-0x000000000067F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3572 set thread context of 3292	3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe	87
PID 3292 set thread context of 3456	3292	svchost.exe	56
PID 3660 set thread context of 3456	3660	cscript.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	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3292	svchost.exe
3292	svchost.exe
3292	svchost.exe
3292	svchost.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe
3660	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe
3292	svchost.exe
3292	svchost.exe
3292	svchost.exe
3660	cscript.exe
3660	cscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3292	svchost.exe
Token: SeDebugPrivilege	3660	cscript.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3456	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 3292	3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe	87
PID 3572 wrote to memory of 3292	3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe	87
PID 3572 wrote to memory of 3292	3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe	87
PID 3572 wrote to memory of 3292	3572	e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe	87
PID 3456 wrote to memory of 3660	3456	Explorer.EXE	88
PID 3456 wrote to memory of 3660	3456	Explorer.EXE	88
PID 3456 wrote to memory of 3660	3456	Explorer.EXE	88
PID 3660 wrote to memory of 4560	3660	cscript.exe	93
PID 3660 wrote to memory of 4560	3660	cscript.exe	93
PID 3660 wrote to memory of 4560	3660	cscript.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Users\Admin\AppData\Local\Temp\e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe
  "C:\Users\Admin\AppData\Local\Temp\e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3572
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3292
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.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:3660
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4560

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

Replay Monitor

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Downloads

memory/3292-7-0x0000000001870000-0x0000000001885000-memory.dmp

Filesize
84KB

Download
memory/3292-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3292-4-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/3292-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3456-12-0x0000000002F40000-0x000000000302D000-memory.dmp

Filesize
948KB

Download
memory/3456-8-0x0000000002F40000-0x000000000302D000-memory.dmp

Filesize
948KB

Download
memory/3456-16-0x0000000003030000-0x00000000030E0000-memory.dmp

Filesize
704KB

Download
memory/3456-17-0x0000000003030000-0x00000000030E0000-memory.dmp

Filesize
704KB

Download
memory/3456-19-0x0000000003030000-0x00000000030E0000-memory.dmp

Filesize
704KB

Download
memory/3572-2-0x0000000004070000-0x0000000004270000-memory.dmp

Filesize
2.0MB

Download
memory/3660-10-0x00000000006C0000-0x00000000006E7000-memory.dmp

Filesize
156KB

Download
memory/3660-9-0x00000000006C0000-0x00000000006E7000-memory.dmp

Filesize
156KB

Download
memory/3660-11-0x0000000000650000-0x000000000067F000-memory.dmp

Filesize
188KB

Download