formbook | 7382348bd7d9a366a13232f6b051f1f4127ea04f5401496de57950a9231b5258

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 16:12

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General

Target

73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe
Size

679KB
MD5

24c3775cb554f7928eeee4865b1cdd4d
SHA1

787121f0b5b9f882261571c88be20b960f05daf2
SHA256

73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7
SHA512

c6b096a4f5753004f86ae964558832cd188b7e5c1cb605e4085f352a9fb664a05165e3b659ce18d8da8769d16786cd60236cb4fb34d46c988815149ee768e1ec
SSDEEP

6144:w8LxBnhTon2UCOG1PkOQbhs00alDSmwv7NffZDReiA15LjR:9oZCOurQsxmOVeiAJ

Score

10^/10

formbook ct6s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ct6s

Decoy

liaquatsibtian.com

erisa.cymru

theultimateone.world

petpartner.info

edison-press.com

ryanmurazik.icu

bukasystems.com

kitsusimplex.com

qatarstyleart.com

brkhot.top

paehdfdtrujdfhs.xyz

createdbybonk.com

kuihoon.com

deathtocustomerservice.com

iotimb.com

greendiamond.pw

millionaireproducers.academy

websitemolsa.com

cbshomeimprovement.com

eardunder.quest

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/1028-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

pid	Process
1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.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 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	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1028	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31
PID 1668 wrote to memory of 1028	1668	73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe	31

C:\Users\Admin\AppData\Local\Temp\73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe
"C:\Users\Admin\AppData\Local\Temp\73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe
  "C:\Users\Admin\AppData\Local\Temp\73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsoDFD5.tmp\jisuens.dll

Filesize
138KB

MD5
7d2cebbfe1ee8d400a3832682592601d

SHA1
1d80d991fb2925812e5af008d8b41a9c7195a528

SHA256
fc7fc9a9e53d9485bbb46619779ff8d205e187755ec50a265414a2608c2f7a87

SHA512
1456a13256ae9117ae31c0e9519ac0b917319c50e8e491b3bfe5dbd3b4864b585e1e603065f2e33cf188859cab0fcf47a73dcee96d16aa397c6857c8dd6946cc

Download Submit
memory/1028-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-7-0x0000000010021000-0x0000000010023000-memory.dmp

Filesize
8KB

Download