formbook | 745adf93af99455428f520e84dc1c8cb3715f5fbdfa80a4b52c41e0c0b748025

General

Target

7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
Size

1.0MB
MD5

4472308b26d97576bda38ee8976036af
SHA1

69f68ae82ffa3d8804aed31ce151efb26a74a8c1
SHA256

7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce
SHA512

fdaf2e5c1aa93e67798fe99725cac4da3898be74e76eb22440b6bcce6ab064fcd73f1a25581f0ca4ae16e9f527927f661ad18dd5ef27d3fa0f4a2c9799befa32
SSDEEP

24576:Ftb20pkaCqT5TBWgNQ7aIsWLhU/b5bTj6A:2Vg5tQ7aI7hS5

Score

10^/10

formbook bi05 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.net

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/2856-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2856-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2520-19-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 2856 set thread context of 1204	2856	svchost.exe	21
PID 2520 set thread context of 1204	2520	ipconfig.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	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2520	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2856	svchost.exe
2856	svchost.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe
2520	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
2856	svchost.exe
2856	svchost.exe
2856	svchost.exe
2520	ipconfig.exe
2520	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	svchost.exe
Token: SeDebugPrivilege	2520	ipconfig.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 2392 wrote to memory of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 2392 wrote to memory of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 2392 wrote to memory of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 2392 wrote to memory of 2856	2392	7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe	30
PID 1204 wrote to memory of 2520	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2520	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2520	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2520	1204	Explorer.EXE	31
PID 2520 wrote to memory of 2092	2520	ipconfig.exe	32
PID 2520 wrote to memory of 2092	2520	ipconfig.exe	32
PID 2520 wrote to memory of 2092	2520	ipconfig.exe	32
PID 2520 wrote to memory of 2092	2520	ipconfig.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe
  "C:\Users\Admin\AppData\Local\Temp\7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.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:2392
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\7d58c8bd03c166d6a74bcec471538b4803d1ca9aa9d32f5a5286dd5aafea62ce.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2856
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1204-29-0x00000000052E0000-0x00000000053CC000-memory.dmp

Filesize
944KB

Download
memory/1204-27-0x00000000052E0000-0x00000000053CC000-memory.dmp

Filesize
944KB

Download
memory/1204-26-0x00000000052E0000-0x00000000053CC000-memory.dmp

Filesize
944KB

Download
memory/1204-20-0x0000000004CC0000-0x0000000004E3B000-memory.dmp

Filesize
1.5MB

Download
memory/1204-16-0x0000000004CC0000-0x0000000004E3B000-memory.dmp

Filesize
1.5MB

Download
memory/2392-10-0x00000000000C0000-0x00000000000C4000-memory.dmp

Filesize
16KB

Download
memory/2520-17-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2520-18-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2520-19-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2856-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2856-15-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2856-12-0x0000000000A60000-0x0000000000D63000-memory.dmp

Filesize
3.0MB

Download
memory/2856-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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