formbook | a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2024 02:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
Size

852KB
MD5

de72a5b4fa920058e63ed08e330c0e64
SHA1

9434f5c19f0275ce62bf11ac74315c3ab888f8da
SHA256

a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd
SHA512

4816d64b47e8fa40613266bae75c87b97588d56ab0e1b1f9f3907aadb601854120919a5253a10dc515794c51dc39f2d91a95d5e56a5aa726070016b6f79e03b3
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLaT5O1/20MVefeBPhYjbxay:ffmMv6Ckr7Mny5QLCOTMVefKY3xn

Score

10^/10

formbook ge07 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ge07

Decoy

amyard.shop

eloshost.xyz

g18q11a.top

orensic-vendor-735524320.click

ithin-ksvodn.xyz

xhyx.top

elonix-traceglow.pro

cillascrewedsedroth.cfd

wner-nyquh.xyz

reyhazeusa.shop

esmellretaperetotal.cfd

hqm-during.xyz

pipagtxcorrelo.xyz

lray-civil.xyz

apybarameme.xyz

rbuds.shop

hild-fcudh.xyz

rkgexg.top

estwestcottwines.shop

giyztm.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/4084-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4084-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4084-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1580-19-0x0000000000E00000-0x0000000000E2F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3940 set thread context of 4084	3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe	83
PID 4084 set thread context of 3440	4084	svchost.exe	56
PID 4084 set thread context of 3440	4084	svchost.exe	56
PID 1580 set thread context of 3440	1580	chkdsk.exe	56

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 3 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	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe
1580	chkdsk.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
4084	svchost.exe
1580	chkdsk.exe
1580	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4084	svchost.exe
Token: SeDebugPrivilege	1580	chkdsk.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4084	3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe	83
PID 3940 wrote to memory of 4084	3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe	83
PID 3940 wrote to memory of 4084	3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe	83
PID 3940 wrote to memory of 4084	3940	a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe	83
PID 3440 wrote to memory of 1580	3440	Explorer.EXE	87
PID 3440 wrote to memory of 1580	3440	Explorer.EXE	87
PID 3440 wrote to memory of 1580	3440	Explorer.EXE	87
PID 1580 wrote to memory of 2516	1580	chkdsk.exe	92
PID 1580 wrote to memory of 2516	1580	chkdsk.exe	92
PID 1580 wrote to memory of 2516	1580	chkdsk.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Users\Admin\AppData\Local\Temp\a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe
  "C:\Users\Admin\AppData\Local\Temp\a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3940
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\a6636485e4335ea809fa98c6cc905d19fd315914ea8ea15860e994da507cd7dd.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4084
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1580-18-0x0000000000940000-0x000000000094A000-memory.dmp

Filesize
40KB

Download
memory/1580-19-0x0000000000E00000-0x0000000000E2F000-memory.dmp

Filesize
188KB

Download
memory/1580-17-0x0000000000940000-0x000000000094A000-memory.dmp

Filesize
40KB

Download
memory/3440-26-0x00000000088F0000-0x0000000008A21000-memory.dmp

Filesize
1.2MB

Download
memory/3440-25-0x00000000088F0000-0x0000000008A21000-memory.dmp

Filesize
1.2MB

Download
memory/3440-23-0x00000000088F0000-0x0000000008A21000-memory.dmp

Filesize
1.2MB

Download
memory/3440-11-0x0000000008640000-0x0000000008742000-memory.dmp

Filesize
1.0MB

Download
memory/3440-15-0x0000000002A10000-0x0000000002AE3000-memory.dmp

Filesize
844KB

Download
memory/3440-20-0x0000000002A10000-0x0000000002AE3000-memory.dmp

Filesize
844KB

Download
memory/3440-16-0x0000000008640000-0x0000000008742000-memory.dmp

Filesize
1.0MB

Download
memory/3940-5-0x0000000000B00000-0x0000000000B04000-memory.dmp

Filesize
16KB

Download
memory/4084-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4084-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4084-14-0x0000000003220000-0x0000000003235000-memory.dmp

Filesize
84KB

Download
memory/4084-10-0x0000000000DD0000-0x0000000000DE5000-memory.dmp

Filesize
84KB

Download
memory/4084-7-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/4084-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download