formbook | f55312e5242f14dc500d5e8e72059b5a470afcf9dbf145a46617626874399bd0

General

Target

Payment slip TT.exe
Size

730KB
MD5

5643e7a6dd9dcdb73826348ffc0e4a5c
SHA1

d817b6131b61597c2fe9dcfc2aec0ce2341adeb4
SHA256

794f51202f35431d4b1523aebd8f72ec72cdac3b53a297ae256010567d5aae84
SHA512

d7bec53c63465a7ae5779e96af07f54290f15afee58d9b5fa284ae564976f2f27a4a202b9306fe8bc5255502bb97818e37178712eb58b58cde95cb4b3bad48d0
SSDEEP

12288:fFgX2D0LK8uX3OAVDtWx8LaxyE5TWh2Lq/c+RK09X:9gmDAm55fAd5q2uU+RV

Score

10^/10

formbook m25s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m25s

Decoy

araghospitality.net

cleans.xyz

olnacasinotcs14.top

pringhillinfos.net

erkakasrumah.online

orean-course-289113002.zone

yeloma-treatment-82106.bond

76iw543gw.autos

nline-shopping-56055.bond

enetik.xyz

ax-th-6011838.fyi

itygatehousing.app

23zy998jk.bond

pslag-hal-2.online

uykoii.shop

9supjub3p.buzz

tmgl.bond

actus-catering-creations.net

ntercashspace24.homes

ierra777.vip

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2912-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2912-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2976-24-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
1016	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Payment slip TT.exePayment slip TT.exeNAPSTAT.EXE

description	pid	Process	procid_target
PID 2856 set thread context of 2912	2856	Payment slip TT.exe	30
PID 2912 set thread context of 1180	2912	Payment slip TT.exe	21
PID 2976 set thread context of 1180	2976	NAPSTAT.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

Processes:

Payment slip TT.exeNAPSTAT.EXEcmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment slip TT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NAPSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

Payment slip TT.exeNAPSTAT.EXE

pid	Process
2912	Payment slip TT.exe
2912	Payment slip TT.exe
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Payment slip TT.exeNAPSTAT.EXE

pid	Process
2912	Payment slip TT.exe
2912	Payment slip TT.exe
2912	Payment slip TT.exe
2976	NAPSTAT.EXE
2976	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Payment slip TT.exeNAPSTAT.EXE

description	pid	Process
Token: SeDebugPrivilege	2912	Payment slip TT.exe
Token: SeDebugPrivilege	2976	NAPSTAT.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Payment slip TT.exeExplorer.EXENAPSTAT.EXE

description	pid	Process	procid_target
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 2856 wrote to memory of 2912	2856	Payment slip TT.exe	30
PID 1180 wrote to memory of 2976	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2976	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2976	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2976	1180	Explorer.EXE	31
PID 2976 wrote to memory of 1016	2976	NAPSTAT.EXE	32
PID 2976 wrote to memory of 1016	2976	NAPSTAT.EXE	32
PID 2976 wrote to memory of 1016	2976	NAPSTAT.EXE	32
PID 2976 wrote to memory of 1016	2976	NAPSTAT.EXE	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\Payment slip TT.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment slip TT.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Users\Admin\AppData\Local\Temp\Payment slip TT.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment slip TT.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2912
- C:\Windows\SysWOW64\NAPSTAT.EXE
  "C:\Windows\SysWOW64\NAPSTAT.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:2976
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Payment slip TT.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1016

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

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Downloads

memory/1180-20-0x00000000043A0000-0x0000000004512000-memory.dmp

Filesize
1.4MB

Download
memory/1180-25-0x00000000043A0000-0x0000000004512000-memory.dmp

Filesize
1.4MB

Download
memory/2856-5-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-2-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-4-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2856-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2856-6-0x0000000002020000-0x0000000002096000-memory.dmp

Filesize
472KB

Download
memory/2856-1-0x00000000001C0000-0x000000000027C000-memory.dmp

Filesize
752KB

Download
memory/2856-3-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/2856-14-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2912-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2912-15-0x0000000000810000-0x0000000000B13000-memory.dmp

Filesize
3.0MB

Download
memory/2912-18-0x00000000003E0000-0x00000000003F5000-memory.dmp

Filesize
84KB

Download
memory/2912-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-21-0x00000000004D0000-0x0000000000516000-memory.dmp

Filesize
280KB

Download
memory/2976-23-0x00000000004D0000-0x0000000000516000-memory.dmp

Filesize
280KB

Download
memory/2976-24-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads