formbook | 58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da

General

Target

58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
Size

1.1MB
MD5

b49edb762958e81c098b4869ba26a78c
SHA1

152bda24aa1bd2b8f6eff91f214ebf1701062a7e
SHA256

58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da
SHA512

305621b6ded9f58155036348d65f6d01891b99f9d4d5c480a973419d597a8b1e95ed33a60641df0e3025eb3e97042d73f4d2362ef70e1554bdfabcdd592e8175
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCfdG8gHowXUy4b59IRGEP4gnV:7JZoQrbTFZY1iaCFGdUyC9IRGEP44

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
behavioral1/memory/2260-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2260-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2340-11-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2492 set thread context of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 2260 set thread context of 1212	2260	svchost.exe	21
PID 2340 set thread context of 1212	2340	explorer.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	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2260	svchost.exe
2260	svchost.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe
2340	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2260	svchost.exe
2260	svchost.exe
2260	svchost.exe
2340	explorer.exe
2340	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	svchost.exe
Token: SeDebugPrivilege	2340	explorer.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 2492 wrote to memory of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 2492 wrote to memory of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 2492 wrote to memory of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 2492 wrote to memory of 2260	2492	58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe	31
PID 1212 wrote to memory of 2340	1212	Explorer.EXE	32
PID 1212 wrote to memory of 2340	1212	Explorer.EXE	32
PID 1212 wrote to memory of 2340	1212	Explorer.EXE	32
PID 1212 wrote to memory of 2340	1212	Explorer.EXE	32
PID 2340 wrote to memory of 924	2340	explorer.exe	33
PID 2340 wrote to memory of 924	2340	explorer.exe	33
PID 2340 wrote to memory of 924	2340	explorer.exe	33
PID 2340 wrote to memory of 924	2340	explorer.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe
  "C:\Users\Admin\AppData\Local\Temp\58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.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:2492
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2260
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:2340
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1212-8-0x0000000007240000-0x00000000073BA000-memory.dmp

Filesize
1.5MB

Download
memory/1212-21-0x0000000004140000-0x00000000041E7000-memory.dmp

Filesize
668KB

Download
memory/1212-19-0x0000000004140000-0x00000000041E7000-memory.dmp

Filesize
668KB

Download
memory/1212-18-0x0000000004140000-0x00000000041E7000-memory.dmp

Filesize
668KB

Download
memory/1212-12-0x0000000007240000-0x00000000073BA000-memory.dmp

Filesize
1.5MB

Download
memory/2260-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2260-7-0x00000000003D0000-0x00000000003E5000-memory.dmp

Filesize
84KB

Download
memory/2260-4-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/2260-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-9-0x0000000000F30000-0x00000000011B1000-memory.dmp

Filesize
2.5MB

Download
memory/2340-10-0x0000000000F30000-0x00000000011B1000-memory.dmp

Filesize
2.5MB

Download
memory/2340-11-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2492-2-0x0000000003E10000-0x0000000004210000-memory.dmp

Filesize
4.0MB

Download

Analysis

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