formbook | 8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee

General

Target

8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Size

576KB
MD5

3577b6781c96341d85c2d789663996f1
SHA1

6b92b743ddf5e0a38a38ecedbc71d5d66dd1a24c
SHA256

8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee
SHA512

9ac422d0c3a23460bcb5299fde784624f0c271385dad05679ee375400b25837ec83a8ef3f579ff5c0283b4469051c6abf0f132ed59264bb20720231defe886f1
SSDEEP

12288:R/nqjqYBWEjmDVEEBFGpfAvAUcpghwG2n2HtgmmeEnHSUh:R/pUWEYBQp4vAUcGCFn2HteeER

Score

10^/10

formbook t94g discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t94g

Decoy

32188.top

mergencyroofrepair656460.online

jkahu.fun

ur4.autos

r0lba4cl0qkaws8.bond

eiliaowang.top

urjav.xyz

kidaman15.click

old-removal-p350.today

levatethismedia.info

h33323s40.top

dormy.click

5406.club

earlofwisdombook.pro

6980.app

ellwood999.biz

otdates.lol

164v.shop

thereal.app

takeget.online

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2804-13-0x0000000000400000-0x000000000042F000-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

pid	Process
2728	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 904 set thread context of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
2804	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
2728	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Token: SeDebugPrivilege	2728	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 2728	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	29
PID 904 wrote to memory of 2728	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	29
PID 904 wrote to memory of 2728	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	29
PID 904 wrote to memory of 2728	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	29
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31
PID 904 wrote to memory of 2804	904	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	31

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:904
- 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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2728
- C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
  "C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2804

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

Replay Monitor

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Downloads

memory/904-6-0x0000000005260000-0x00000000052D6000-memory.dmp

Filesize
472KB

Download
memory/904-1-0x0000000000A70000-0x0000000000B06000-memory.dmp

Filesize
600KB

Download
memory/904-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/904-3-0x0000000000600000-0x0000000000610000-memory.dmp

Filesize
64KB

Download
memory/904-4-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/904-5-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/904-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/904-14-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2804-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-17-0x0000000000B10000-0x0000000000E13000-memory.dmp

Filesize
3.0MB

Download

Analysis

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