formbook | 82bcc02786c5e04da664f492f93824a390e1635f27a0a0ffeff1cefaa661fa9e

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 09:06

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General

Target

S L BIOCHEMICAL PO_SLB210624-001.exe
Size

732KB
MD5

e080f8498204a27c100b487099c9bc85
SHA1

ec1198350f44ca88ec3c7d94dc1c9636b464de27
SHA256

2d39ede32baaeb5a699bdd7b8dc085f2b69e5a054d775cce6cce493845e786a7
SHA512

3c539c8614c0ad4190f7df4fa905669aceac780150f3d37b70a1ace7f3395f818e65f804644868a0cf3fa22c5c62f77d1b22a6cb50e71441cb21b82d18d16acc
SSDEEP

12288:eBgmqtCwHmUPYBQ44z/nd6lkwMEO5IRYELQYOdyniTKRSYMXwyTlokBRed:eBkbHTPY644bdurMxCRY7dyLSYMX9Gcu

Score

10^/10

formbook bgr7 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bgr7

Decoy

jgcrwashmo.com

ecoonline.club

jet-cell.com

fhcqtravel.com

pasoroblesreport.com

kong-net.com

hotelplazadelta.com

thomaskindergartentigers.com

reeclutador.net

gallendesign.com

sharingofbreadpantry.com

huanqiubang.net

shandyinaz.com

roditelisvoi.online

vojistats.com

leleche.ltd

abronov.online

zipperkitty.com

spidertim.com

desperateprotector.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/2768-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2064 set thread context of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2768	WerFault.exe	31

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	S L BIOCHEMICAL PO_SLB210624-001.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	S L BIOCHEMICAL PO_SLB210624-001.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2064 wrote to memory of 2768	2064	S L BIOCHEMICAL PO_SLB210624-001.exe	31
PID 2768 wrote to memory of 2760	2768	S L BIOCHEMICAL PO_SLB210624-001.exe	32
PID 2768 wrote to memory of 2760	2768	S L BIOCHEMICAL PO_SLB210624-001.exe	32
PID 2768 wrote to memory of 2760	2768	S L BIOCHEMICAL PO_SLB210624-001.exe	32
PID 2768 wrote to memory of 2760	2768	S L BIOCHEMICAL PO_SLB210624-001.exe	32

C:\Users\Admin\AppData\Local\Temp\S L BIOCHEMICAL PO_SLB210624-001.exe
"C:\Users\Admin\AppData\Local\Temp\S L BIOCHEMICAL PO_SLB210624-001.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Users\Admin\AppData\Local\Temp\S L BIOCHEMICAL PO_SLB210624-001.exe
  "C:\Users\Admin\AppData\Local\Temp\S L BIOCHEMICAL PO_SLB210624-001.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 36
    3⤵
    - Program crash
    PID:2760

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

Replay Monitor

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Downloads

memory/2064-6-0x0000000005B80000-0x0000000005C1A000-memory.dmp

Filesize
616KB

Download
memory/2064-1-0x0000000000E40000-0x0000000000EFC000-memory.dmp

Filesize
752KB

Download
memory/2064-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2064-3-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/2064-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2064-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2064-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2064-7-0x0000000000DE0000-0x0000000000E42000-memory.dmp

Filesize
392KB

Download
memory/2064-14-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2768-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2768-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2768-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download