formbook | 6c08374e5bb8821e6fc39a118acea4f600cd0cee55b8855d885cba6811c96468

General

Target

IMG_20220926_0001.exe
Size

1016KB
MD5

c29ade6cb629271fa32e3ecc97757826
SHA1

7113cc1f08981d89e4038d7159744e39dec08168
SHA256

7a2a46ce8e2392d8f1afc79912f86e540c30f1a8428ec455f14182c0131403ed
SHA512

ade3953e9ceb93875b91ffb77131a2b76a1bf763d34f0c690f44f178c35522bc5cf023671b98c73dca51ebb4ed3844f325cbacaf3ae6882541fbb3b902b7977e
SSDEEP

12288:edBMsHT+oXKSslNvgT5PqdOHQYleaIqHLJnt16K4HTN:yBRz+hOsOweIqrJt1

Score

10^/10

formbook te04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

te04

Decoy

oaif.rest

snapchat25.site

ampenova.online

xn--kj0b57geuvy9e.shop

bravobistro.xyz

meebits-freemint.xyz

namaz.city

tdmanagement.info

ytumz.xyz

industrialized.shop

laviedouceexperience.com

aubolabel.com

semblally.shop

vistlink.makeup

adidaihoka.com

gabrielmanfredi.online

sheka.xyz

bcvn2.club

digitalwebtricks.com

poocoin-app-charts.online

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/2796-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2796-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2812-26-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2676	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2796	2380	IMG_20220926_0001.exe	31
PID 2796 set thread context of 1200	2796	IMG_20220926_0001.exe	21
PID 2812 set thread context of 1200	2812	explorer.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMG_20220926_0001.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2796	IMG_20220926_0001.exe
2796	IMG_20220926_0001.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe
2812	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2796	IMG_20220926_0001.exe
2796	IMG_20220926_0001.exe
2796	IMG_20220926_0001.exe
2812	explorer.exe
2812	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	IMG_20220926_0001.exe
Token: SeDebugPrivilege	2812	explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 2380 wrote to memory of 2796	2380	IMG_20220926_0001.exe	31
PID 1200 wrote to memory of 2812	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2812	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2812	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2812	1200	Explorer.EXE	32
PID 2812 wrote to memory of 2676	2812	explorer.exe	33
PID 2812 wrote to memory of 2676	2812	explorer.exe	33
PID 2812 wrote to memory of 2676	2812	explorer.exe	33
PID 2812 wrote to memory of 2676	2812	explorer.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\IMG_20220926_0001.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG_20220926_0001.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Users\Admin\AppData\Local\Temp\IMG_20220926_0001.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG_20220926_0001.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- 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:2812
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\IMG_20220926_0001.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2676

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/1200-22-0x0000000002D30000-0x0000000002E30000-memory.dmp

Filesize
1024KB

Download
memory/1200-29-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1200-27-0x00000000042C0000-0x00000000043A5000-memory.dmp

Filesize
916KB

Download
memory/1200-23-0x00000000042C0000-0x00000000043A5000-memory.dmp

Filesize
916KB

Download
memory/2380-6-0x0000000001E80000-0x0000000001E8C000-memory.dmp

Filesize
48KB

Download
memory/2380-4-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2380-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2380-7-0x0000000005600000-0x000000000568E000-memory.dmp

Filesize
568KB

Download
memory/2380-8-0x0000000004A20000-0x0000000004A54000-memory.dmp

Filesize
208KB

Download
memory/2380-1-0x0000000010730000-0x0000000010830000-memory.dmp

Filesize
1024KB

Download
memory/2380-2-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2380-3-0x0000000001D50000-0x0000000001D6C000-memory.dmp

Filesize
112KB

Download
memory/2380-5-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2380-17-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-18-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download
memory/2796-21-0x00000000001F0000-0x0000000000204000-memory.dmp

Filesize
80KB

Download
memory/2796-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-24-0x0000000000F20000-0x00000000011A1000-memory.dmp

Filesize
2.5MB

Download
memory/2812-25-0x0000000000F20000-0x00000000011A1000-memory.dmp

Filesize
2.5MB

Download
memory/2812-26-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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