formbook | 20fdf7fbe573d9233084f2f338379815159e9c057a5b1189f8007d3ccf0e4204

General

Target

1.exe
Size

749KB
MD5

5bc818a30e4d9d8a6bb828767ca1bf2a
SHA1

b0ce6d58037a4f05cb31eeca7db4ad2c347bc358
SHA256

20fdf7fbe573d9233084f2f338379815159e9c057a5b1189f8007d3ccf0e4204
SHA512

d4d674c4cc0484160b4458cfbf6c670b066536241b9888c9b022ca2ee5bdf83e35153508ba5a5cd6127bab53704d8af49e89dcd2c92de9fd110f1164d34db3d2
SSDEEP

12288:6EUHsWksNFwTFMKh5EOU30lLG6wVxm0f8dIqCSzy+MbM+jikHUUkLItauQmE:YsWfY+sy30lLG5xm+87CSzEE+PtaoE

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 payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1708-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2788-21-0x0000000000070000-0x000000000009F000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2736	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 1708	1984	1.exe	30
PID 1708 set thread context of 1204	1708	1.exe	21
PID 2788 set thread context of 1204	2788	cscript.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	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1708	1.exe
1708	1.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe
2788	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1708	1.exe
1708	1.exe
1708	1.exe
2788	cscript.exe
2788	cscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1708	1.exe
Token: SeDebugPrivilege	2788	cscript.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1984 wrote to memory of 1708	1984	1.exe	30
PID 1204 wrote to memory of 2788	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2788	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2788	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2788	1204	Explorer.EXE	31
PID 2788 wrote to memory of 2736	2788	cscript.exe	32
PID 2788 wrote to memory of 2736	2788	cscript.exe	32
PID 2788 wrote to memory of 2736	2788	cscript.exe	32
PID 2788 wrote to memory of 2736	2788	cscript.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\1.exe
  "C:\Users\Admin\AppData\Local\Temp\1.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1708
- 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:2788
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\1.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2736

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/1204-17-0x00000000042B0000-0x0000000004363000-memory.dmp

Filesize
716KB

Download
memory/1204-22-0x00000000042B0000-0x0000000004363000-memory.dmp

Filesize
716KB

Download
memory/1708-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1708-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1708-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1708-16-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/1708-13-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download
memory/1708-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1708-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1984-12-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1984-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/1984-3-0x0000000000440000-0x0000000000458000-memory.dmp

Filesize
96KB

Download
memory/1984-6-0x0000000000CF0000-0x0000000000D66000-memory.dmp

Filesize
472KB

Download
memory/1984-5-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1984-4-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/1984-2-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1984-1-0x00000000010F0000-0x00000000011B2000-memory.dmp

Filesize
776KB

Download
memory/2788-20-0x0000000000A70000-0x0000000000A92000-memory.dmp

Filesize
136KB

Download
memory/2788-18-0x0000000000A70000-0x0000000000A92000-memory.dmp

Filesize
136KB

Download
memory/2788-21-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download

Analysis

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