formbook | 090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b

General

Target

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe
Size

639KB
MD5

e27f170a2b309a75d310bba9c485e577
SHA1

03dc059118d1e104887b8e671abb664fe5dcf7a9
SHA256

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b
SHA512

46e7cec41a142247a49fd4229f41437dd6ee41e614965cb89890ed2207c8c3c167eb02477c5a106cb3a66f9417e7dad3b9f486c7bbbba4e671171cc724c5dc2d
SSDEEP

12288:yj7xmnHBZEw1CidpPDykBgh9IGqQmmgZd+PASRoWzKgPdf5usx+Xt:27xckw1XpLO+LQk8ASRoWz1px

Score

10^/10

formbook bc01 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bc01

Decoy

epatitis-treatment-26155.bond

52cy67sk.bond

nline-degree-6987776.world

ingxingdiandeng-2033.top

mberbreeze.cyou

48xc300mw.autos

obs-for-seniors-39582.bond

tpetersburg-3-tonn.online

egafon-parser.online

172jh.shop

ltraman.pro

bqfhnys.shop

ntercash24-cad.homes

uhtwister.cloud

alk-in-tubs-27353.bond

ucas-saaad.buzz

oko.events

8080713.xyz

refabricated-homes-74404.bond

inaa.boo

Signatures

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

Formbook payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2860-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2860-16-0x0000000000D60000-0x0000000001063000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

Processes:

powershell.exe

pid	Process
2856	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe

description	pid	Process	procid_target
PID 2764 set thread context of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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:

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exepowershell.exe

pid	Process
2860	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe
2856	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	2856	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe

description	pid	Process	procid_target
PID 2764 wrote to memory of 2856	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	31
PID 2764 wrote to memory of 2856	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	31
PID 2764 wrote to memory of 2856	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	31
PID 2764 wrote to memory of 2856	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	31
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32
PID 2764 wrote to memory of 2860	2764	090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe	32

C:\Users\Admin\AppData\Local\Temp\090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe
"C:\Users\Admin\AppData\Local\Temp\090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe
  "C:\Users\Admin\AppData\Local\Temp\090ae9dc91f1165ca92841d7e3485580caa257c2848fed356d78c86e3d72f50b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

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Downloads

memory/2764-6-0x0000000005300000-0x000000000537A000-memory.dmp

Filesize
488KB

Download
memory/2764-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download
memory/2764-2-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-3-0x0000000000760000-0x0000000000778000-memory.dmp

Filesize
96KB

Download
memory/2764-4-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download
memory/2764-5-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-1-0x0000000000CB0000-0x0000000000D56000-memory.dmp

Filesize
664KB

Download
memory/2764-12-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2860-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2860-13-0x0000000000D60000-0x0000000001063000-memory.dmp

Filesize
3.0MB

Download
memory/2860-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2860-16-0x0000000000D60000-0x0000000001063000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads