formbook | cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1

Analysis

max time kernel
142s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 01:23

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General

Target

cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
Size

868KB
MD5

9109a335c757cf11812dafe216bc5b62
SHA1

4ac3cd51156fd397efd299915d9b407075c0df33
SHA256

cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1
SHA512

fb15e69479c4bc1c1f23d1d4c551432d613e4299f10297b5f767e4255281a32f747f5b6466f3dc924fde514d4389d765fbc1b0a46d7a6c72ef4f540ca214128c
SSDEEP

24576:n1c1teTi0mkaLVaEmtmn658CQZGQxosHt:GrCEHmtmn65wnoAt

Score

10^/10

formbook sy52 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sy52

Decoy

wxxj.asia

emu-oil.online

theprogressiontalks.com

saigonvape.com

cb257.pro

inucana.com

xn--pdr89n.vip

vtc.bzh

connexionsink.com

mastersofthevibes.com

mallsetuae.shop

bellaandbling.com

wagi88.one

273618.bid

japanvietnam-mall.com

lkd1t.rest

oflgjgiq.xyz

calliblography.com

idz8u.vip

marrybears.com

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/2884-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3504	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1884 set thread context of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96

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 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	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
2884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
3504	powershell.exe
3504	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3504	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 3504	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	94
PID 1884 wrote to memory of 3504	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	94
PID 1884 wrote to memory of 3504	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	94
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96
PID 1884 wrote to memory of 2884	1884	cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe	96

C:\Users\Admin\AppData\Local\Temp\cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
"C:\Users\Admin\AppData\Local\Temp\cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3504
- C:\Users\Admin\AppData\Local\Temp\cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe
  "C:\Users\Admin\AppData\Local\Temp\cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f3yguvi0.riu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1884-6-0x0000000008620000-0x0000000008638000-memory.dmp

Filesize
96KB

Download
memory/1884-8-0x0000000006C50000-0x0000000006C66000-memory.dmp

Filesize
88KB

Download
memory/1884-3-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/1884-5-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/1884-4-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download
memory/1884-1-0x0000000000F30000-0x000000000100C000-memory.dmp

Filesize
880KB

Download
memory/1884-7-0x0000000006C40000-0x0000000006C4E000-memory.dmp

Filesize
56KB

Download
memory/1884-2-0x0000000006070000-0x0000000006614000-memory.dmp

Filesize
5.6MB

Download
memory/1884-9-0x000000000AC20000-0x000000000AC96000-memory.dmp

Filesize
472KB

Download
memory/1884-10-0x000000000DD30000-0x000000000DDCC000-memory.dmp

Filesize
624KB

Download
memory/1884-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

Filesize
4KB

Download
memory/1884-13-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2884-14-0x0000000001060000-0x00000000013AA000-memory.dmp

Filesize
3.3MB

Download
memory/2884-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3504-26-0x0000000005580000-0x00000000055E6000-memory.dmp

Filesize
408KB

Download
memory/3504-46-0x00000000061D0000-0x00000000061EE000-memory.dmp

Filesize
120KB

Download
memory/3504-17-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3504-19-0x0000000005400000-0x0000000005422000-memory.dmp

Filesize
136KB

Download
memory/3504-16-0x0000000004630000-0x0000000004666000-memory.dmp

Filesize
216KB

Download
memory/3504-15-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/3504-25-0x00000000054A0000-0x0000000005506000-memory.dmp

Filesize
408KB

Download
memory/3504-29-0x00000000056F0000-0x0000000005A44000-memory.dmp

Filesize
3.3MB

Download
memory/3504-32-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

Filesize
120KB

Download
memory/3504-33-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

Filesize
304KB

Download
memory/3504-34-0x0000000006150000-0x0000000006182000-memory.dmp

Filesize
200KB

Download
memory/3504-35-0x00000000703B0000-0x00000000703FC000-memory.dmp

Filesize
304KB

Download
memory/3504-45-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3504-18-0x0000000004DA0000-0x00000000053C8000-memory.dmp

Filesize
6.2MB

Download
memory/3504-48-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3504-47-0x0000000006D90000-0x0000000006E33000-memory.dmp

Filesize
652KB

Download
memory/3504-49-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3504-50-0x0000000007500000-0x0000000007B7A000-memory.dmp

Filesize
6.5MB

Download
memory/3504-51-0x0000000006EC0000-0x0000000006EDA000-memory.dmp

Filesize
104KB

Download
memory/3504-52-0x0000000006F30000-0x0000000006F3A000-memory.dmp

Filesize
40KB

Download
memory/3504-53-0x0000000007140000-0x00000000071D6000-memory.dmp

Filesize
600KB

Download
memory/3504-54-0x00000000070C0000-0x00000000070D1000-memory.dmp

Filesize
68KB

Download
memory/3504-55-0x00000000070F0000-0x00000000070FE000-memory.dmp

Filesize
56KB

Download
memory/3504-56-0x0000000007100000-0x0000000007114000-memory.dmp

Filesize
80KB

Download
memory/3504-57-0x0000000007200000-0x000000000721A000-memory.dmp

Filesize
104KB

Download
memory/3504-58-0x00000000071E0000-0x00000000071E8000-memory.dmp

Filesize
32KB

Download
memory/3504-61-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download