formbook | cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944

General

Target

cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
Size

402KB
MD5

bb06ed23d87e32af51577a5c513154a4
SHA1

0465630ce40cd3eaf1e9f92daaccc16b9c3241e7
SHA256

cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944
SHA512

7915237ef8485cc63b57ce13adfffccf87510f896eac248299e3c5325c70a2e50b5657ed532ea09767c873d31afe3b956fbe807b6b4384ec6fa99836fb19d0a9
SSDEEP

6144:zmb3/3zvZ74J5spMIUYYKUeq7a/WUuufBvRiD5a:2v54Jq1B6L7UuupA

Score

10^/10

formbook rn10 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn10

Decoy

kedai168et.com

mental-olympics.com

pussybuildsstrongbones.net

857691.shop

hisellers.net

exposurecophotography.com

beaded-boutique.net

wednesdayholdings.com

plesacv.xyz

manonlineros.com

a0204.shop

333689g.com

dyprl716h.xyz

pulseirabet.com

fnet.work

bo-2024-001-v1-d1.xyz

ongaurdsecurity.com

giulianacristini.com

miladamani.com

magicalrealmshopkeeper.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
behavioral2/memory/4640-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3980 set thread context of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104

System Location Discovery: System Language Discovery 1 TTPs 1 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	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
4640	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
4640	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104
PID 3980 wrote to memory of 4640	3980	cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe	104

C:\Users\Admin\AppData\Local\Temp\cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
"C:\Users\Admin\AppData\Local\Temp\cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Users\Admin\AppData\Local\Temp\cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe
  "C:\Users\Admin\AppData\Local\Temp\cb723d514a98b4d825222314945c680011cf2ba21dafd5cd9129fe144083b944.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4640

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/3980-8-0x0000000002940000-0x000000000294A000-memory.dmp

Filesize
40KB

Download
memory/3980-2-0x0000000005480000-0x0000000005A24000-memory.dmp

Filesize
5.6MB

Download
memory/3980-9-0x0000000009BA0000-0x0000000009E62000-memory.dmp

Filesize
2.8MB

Download
memory/3980-10-0x0000000006950000-0x0000000006956000-memory.dmp

Filesize
24KB

Download
memory/3980-4-0x0000000004F70000-0x000000000500C000-memory.dmp

Filesize
624KB

Download
memory/3980-5-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-6-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download
memory/3980-7-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download
memory/3980-1-0x0000000000470000-0x00000000004DA000-memory.dmp

Filesize
424KB

Download
memory/3980-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

Filesize
584KB

Download
memory/3980-11-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-12-0x0000000006460000-0x000000000647A000-memory.dmp

Filesize
104KB

Download
memory/3980-13-0x00000000064A0000-0x00000000064A6000-memory.dmp

Filesize
24KB

Download
memory/3980-14-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-17-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/4640-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4640-18-0x0000000001910000-0x0000000001C5A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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