formbook | c364dc5afe7a758747945d363df3faeed7dbf9edd168e3c1e70176d4c952568f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:55

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General

Target

6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe
Size

726KB
MD5

a1d2eb1b3b136f097bf55235e896f14b
SHA1

916ba9deff328d8883dc2575a3c48c4b8f86b359
SHA256

6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0
SHA512

2b6272b9516b3d008618230e6892bb181c696974d1130b8aa9765e7951de3ec2d39ec5db27d01cb57d433d660f9c5f6f5b0a245059f1e59d69ca9f086c226b6d
SSDEEP

12288:zUpOJEqPeu6bYTReSqs9dzQl3BkobD/gZ0z:YpaEqPeu0GRks7SBzbDG0

Score

10^/10

formbook ucze discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ucze

Decoy

motorcyclemagician.com

powerreport.xyz

ychfgdne.icu

presentschein.com

seabreathing.com

stlukeyouth.com

ifixconstruction.repair

thietbikhaithacdatuanphat.com

hexdeville.com

xn--planungsbro-stanko-u6b.net

elisebruneau.com

yxflwwbvz.icu

wafirainteriors.com

hexok.com

krewedubethkevin.com

lassilacgi.com

bestvolvowebsite.com

clarissajaneen.com

foreverchemicallawsuit.com

ebizkendra.com

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/2304-15-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2248 set thread context of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31

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	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2304	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31
PID 2248 wrote to memory of 2304	2248	6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe	31

C:\Users\Admin\AppData\Local\Temp\6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe
"C:\Users\Admin\AppData\Local\Temp\6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Local\Temp\6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe
  "C:\Users\Admin\AppData\Local\Temp\6a48a1bb2cac5fd1bcc700d2aa244bb2e68cc5f675c0adea8a99d25feb0b2be0.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2248-6-0x0000000004DB0000-0x0000000004E20000-memory.dmp

Filesize
448KB

Download
memory/2248-0-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2248-2-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-3-0x00000000004D0000-0x00000000004EC000-memory.dmp

Filesize
112KB

Download
memory/2248-4-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2248-5-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-1-0x00000000010E0000-0x000000000119C000-memory.dmp

Filesize
752KB

Download
memory/2248-7-0x00000000045A0000-0x00000000045DA000-memory.dmp

Filesize
232KB

Download
memory/2248-16-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2304-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2304-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2304-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2304-17-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download