formbook | ea6d4fde8ab002c8525d94e4ad415753ac6fc8353dc0aa01c3797085e1d5aad2

General

Target

IFETESTEY.scr
Size

821KB
MD5

5c65b19c1209c454e3da03f65c50baca
SHA1

6b4520a5cb2be3bca572570bfce5245463883054
SHA256

78baa36f2d7dc4a5461fbe4fa0829151bb84361047d4d3cf4adad84308177afd
SHA512

079c3e95c46dff54ec137cb538bb825e74f19ba2505098cfedd85d08fe1c0b0d87d86740de86b47fd80c1df01e4a030046b4904d7ee5b44f273ad8fb82f8f383
SSDEEP

24576:ACxhKzCg1vDBKufvyB9hslVsFrD1DxkDQw1:IzNDguHyBTslVsf1kDQg

Score

10^/10

formbook awqu discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

awqu

Decoy

soltwin24horas.com

kaiget.com

majalahlangitan.com

preventable.top

caronandtom.com

2222k06.com

hdrezkart54ff.net

supermessage.xyz

dezeenb.com

bestatakes.xyz

californiasportsbar.com

hxg66.xyz

localxgirl.online

educ-ability.com

b2breferralshop.online

miamicollisioncenter.com

bjcxqcdb.com

barrineauparkbees.com

robotics6.com

web-bastler.com

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

resource	yara_rule
behavioral1/memory/2340-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2340-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2624-26-0x00000000000A0000-0x00000000000CF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2336	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2340	2880	IFETESTEY.scr	30
PID 2340 set thread context of 1352	2340	IFETESTEY.scr	21
PID 2624 set thread context of 1352	2624	wininit.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	IFETESTEY.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wininit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
2340	IFETESTEY.scr
2340	IFETESTEY.scr
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe
2624	wininit.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2340	IFETESTEY.scr
2340	IFETESTEY.scr
2340	IFETESTEY.scr
2624	wininit.exe
2624	wininit.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	IFETESTEY.scr
Token: SeDebugPrivilege	2624	wininit.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 2880 wrote to memory of 2340	2880	IFETESTEY.scr	30
PID 1352 wrote to memory of 2624	1352	Explorer.EXE	31
PID 1352 wrote to memory of 2624	1352	Explorer.EXE	31
PID 1352 wrote to memory of 2624	1352	Explorer.EXE	31
PID 1352 wrote to memory of 2624	1352	Explorer.EXE	31
PID 2624 wrote to memory of 2336	2624	wininit.exe	32
PID 2624 wrote to memory of 2336	2624	wininit.exe	32
PID 2624 wrote to memory of 2336	2624	wininit.exe	32
PID 2624 wrote to memory of 2336	2624	wininit.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Users\Admin\AppData\Local\Temp\IFETESTEY.scr
  "C:\Users\Admin\AppData\Local\Temp\IFETESTEY.scr" /S
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Users\Admin\AppData\Local\Temp\IFETESTEY.scr
    "C:\Users\Admin\AppData\Local\Temp\IFETESTEY.scr"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2340
- C:\Windows\SysWOW64\wininit.exe
  "C:\Windows\SysWOW64\wininit.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:2624
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\IFETESTEY.scr"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2336

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/1352-22-0x0000000006FF0000-0x0000000007196000-memory.dmp

Filesize
1.6MB

Download
memory/1352-27-0x0000000006FF0000-0x0000000007196000-memory.dmp

Filesize
1.6MB

Download
memory/2340-20-0x0000000000280000-0x0000000000294000-memory.dmp

Filesize
80KB

Download
memory/2340-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-17-0x0000000000C00000-0x0000000000F03000-memory.dmp

Filesize
3.0MB

Download
memory/2340-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2624-26-0x00000000000A0000-0x00000000000CF000-memory.dmp

Filesize
188KB

Download
memory/2624-25-0x0000000000080000-0x000000000009A000-memory.dmp

Filesize
104KB

Download
memory/2624-23-0x0000000000080000-0x000000000009A000-memory.dmp

Filesize
104KB

Download
memory/2880-7-0x000000000A490000-0x000000000A52C000-memory.dmp

Filesize
624KB

Download
memory/2880-16-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-8-0x0000000004700000-0x0000000004758000-memory.dmp

Filesize
352KB

Download
memory/2880-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2880-3-0x00000000004F0000-0x000000000050A000-memory.dmp

Filesize
104KB

Download
memory/2880-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-6-0x0000000000590000-0x000000000059C000-memory.dmp

Filesize
48KB

Download
memory/2880-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2880-1-0x0000000000870000-0x0000000000944000-memory.dmp

Filesize
848KB

Download

Analysis

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