formbook | 8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d

General

Target

6.exe
Size

1.1MB
MD5

204bf0a40413ca96504ed28e4f61190f
SHA1

b1dd9e5ee4c999d61a281528cbeb162fc81449bd
SHA256

8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d
SHA512

aedac199e7bf78bbf19a84103d4b72deab78014d59c061e2394bfc84e5722bdb52e814d938d6dc62094c1300e4b581ba91cd2097bcf608969b5d4aa2bbecb835
SSDEEP

24576:YAHnh+eWsN3skA4RV1Hom2KXMmHaBVGyfQIkgNvppD/H5:fh+ZkldoPK8YaBg+kgNvnDR

Score

10^/10

formbook e23y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e23y

Decoy

stiloeconforto.shop

79nn470gl.autos

ffg.autos

elix-saaac.buzz

tlasbet88win.sbs

inoliga.app

777.fun

avada-ga-3.press

avandakitchen.online

61ep864tr.autos

igitalonlineseva.online

ar-deals-15908.bond

sqqpkv.pro

368i8rnoy.xyz

lxspinsenin.lol

9y204r7eo.sbs

toptalkingaboutit.net

eeplab.xyz

filmyhit.vip

athroom-remodeling-59089.bond

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/1620-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1620-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1620-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2788-25-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2536 set thread context of 1620	2536	6.exe	30
PID 1620 set thread context of 1196	1620	svchost.exe	21
PID 1620 set thread context of 1196	1620	svchost.exe	21
PID 2788 set thread context of 1196	2788	cmstp.exe	21

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	6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1620	svchost.exe
1620	svchost.exe
1620	svchost.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe
2788	cmstp.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2536	6.exe
1620	svchost.exe
1620	svchost.exe
1620	svchost.exe
1620	svchost.exe
2788	cmstp.exe
2788	cmstp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1620	svchost.exe
Token: SeDebugPrivilege	2788	cmstp.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2536	6.exe
2536	6.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2536	6.exe
2536	6.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 1620	2536	6.exe	30
PID 2536 wrote to memory of 1620	2536	6.exe	30
PID 2536 wrote to memory of 1620	2536	6.exe	30
PID 2536 wrote to memory of 1620	2536	6.exe	30
PID 2536 wrote to memory of 1620	2536	6.exe	30
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 1196 wrote to memory of 2788	1196	Explorer.EXE	31
PID 2788 wrote to memory of 2716	2788	cmstp.exe	32
PID 2788 wrote to memory of 2716	2788	cmstp.exe	32
PID 2788 wrote to memory of 2716	2788	cmstp.exe	32
PID 2788 wrote to memory of 2716	2788	cmstp.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\6.exe
  "C:\Users\Admin\AppData\Local\Temp\6.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:2536
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\6.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1620
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2788
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1196-21-0x0000000006210000-0x00000000063AD000-memory.dmp

Filesize
1.6MB

Download
memory/1196-34-0x0000000007070000-0x00000000071FC000-memory.dmp

Filesize
1.5MB

Download
memory/1196-33-0x0000000007070000-0x00000000071FC000-memory.dmp

Filesize
1.5MB

Download
memory/1196-31-0x0000000007070000-0x00000000071FC000-memory.dmp

Filesize
1.5MB

Download
memory/1196-26-0x0000000006210000-0x00000000063AD000-memory.dmp

Filesize
1.6MB

Download
memory/1196-16-0x0000000003140000-0x00000000031F9000-memory.dmp

Filesize
740KB

Download
memory/1196-22-0x0000000003140000-0x00000000031F9000-memory.dmp

Filesize
740KB

Download
memory/1620-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1620-19-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/1620-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1620-15-0x0000000000350000-0x0000000000364000-memory.dmp

Filesize
80KB

Download
memory/1620-12-0x00000000007E0000-0x0000000000AE3000-memory.dmp

Filesize
3.0MB

Download
memory/1620-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2536-10-0x0000000000130000-0x0000000000134000-memory.dmp

Filesize
16KB

Download
memory/2788-23-0x0000000000CD0000-0x0000000000CE8000-memory.dmp

Filesize
96KB

Download
memory/2788-24-0x0000000000CD0000-0x0000000000CE8000-memory.dmp

Filesize
96KB

Download
memory/2788-25-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download

Analysis

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