formbook | 72b5d68d6c8950e772883b8f387299c41af00d127279bdd485e7df876a8d1cc7

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/09/2024, 02:33

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General

Target

f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
Size

394KB
MD5

f11bb81e041a91db95a1926039272956
SHA1

c05e2cb8ada2322627e38ddc765a0e6b7c217126
SHA256

72b5d68d6c8950e772883b8f387299c41af00d127279bdd485e7df876a8d1cc7
SHA512

665de91837995a7fb7d84dcfbd7448275112f06223c726579b8f7102b675d1961a08c8dadf39fde4dfbb81e179606ff164a9aeb30e6916c3fed3fceec08af863
SSDEEP

6144:gtstdQ+3HwOC8gAmWJ1TpRToN/5wRT1kGNvstnPvWGpfD5LGJ0Sce0:VWoC8+M1rUNhwf2PV1aJvc/

Score

10^/10

formbook c6ns discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c6ns

Decoy

yourherewellness.com

programing.biz

vupay.xyz

adultsexystory.com

mhealthylifestyles.com

lakelanddumpsterrental.net

cashforcarsguru.com

kibbiobank.com

clothingeeff.com

i1is165h.xyz

savingspilots.com

jyano.icu

courageouspeace.com

hypematter.online

lshoxnux3p.com

momatra.com

1orangemail.com

rollerderbyfinland.com

marathonmindsetcollective.com

theblessingscourse.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/4148-7-0x0000000000400000-0x000000000042F000-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
3460	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3864 set thread context of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92

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	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4148	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
4148	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
3460	powershell.exe
3460	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3460	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 3460	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	91
PID 3864 wrote to memory of 3460	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	91
PID 3864 wrote to memory of 3460	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	91
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92
PID 3864 wrote to memory of 4148	3864	f11bb81e041a91db95a1926039272956_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f11bb81e041a91db95a1926039272956_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3864
- 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\f11bb81e041a91db95a1926039272956_JaffaCakes118.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3460
- C:\Users\Admin\AppData\Local\Temp\f11bb81e041a91db95a1926039272956_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f11bb81e041a91db95a1926039272956_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4148

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ltiec2r4.sgy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3460-44-0x0000000007080000-0x0000000007123000-memory.dmp

Filesize
652KB

Download
memory/3460-29-0x0000000005E60000-0x0000000005E7E000-memory.dmp

Filesize
120KB

Download
memory/3460-58-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3460-55-0x00000000074B0000-0x00000000074B8000-memory.dmp

Filesize
32KB

Download
memory/3460-54-0x00000000074D0000-0x00000000074EA000-memory.dmp

Filesize
104KB

Download
memory/3460-53-0x00000000073D0000-0x00000000073E4000-memory.dmp

Filesize
80KB

Download
memory/3460-52-0x00000000073C0000-0x00000000073CE000-memory.dmp

Filesize
56KB

Download
memory/3460-51-0x0000000007390000-0x00000000073A1000-memory.dmp

Filesize
68KB

Download
memory/3460-50-0x0000000007410000-0x00000000074A6000-memory.dmp

Filesize
600KB

Download
memory/3460-30-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

Filesize
304KB

Download
memory/3460-12-0x0000000002520000-0x0000000002556000-memory.dmp

Filesize
216KB

Download
memory/3460-14-0x0000000005150000-0x0000000005778000-memory.dmp

Filesize
6.2MB

Download
memory/3460-13-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3460-16-0x0000000004EB0000-0x0000000004ED2000-memory.dmp

Filesize
136KB

Download
memory/3460-15-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3460-49-0x0000000007200000-0x000000000720A000-memory.dmp

Filesize
40KB

Download
memory/3460-20-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/3460-17-0x0000000005780000-0x00000000057E6000-memory.dmp

Filesize
408KB

Download
memory/3460-48-0x0000000007190000-0x00000000071AA000-memory.dmp

Filesize
104KB

Download
memory/3460-28-0x0000000005960000-0x0000000005CB4000-memory.dmp

Filesize
3.3MB

Download
memory/3460-11-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/3460-31-0x0000000006430000-0x0000000006462000-memory.dmp

Filesize
200KB

Download
memory/3460-33-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3460-43-0x0000000006470000-0x000000000648E000-memory.dmp

Filesize
120KB

Download
memory/3460-32-0x0000000070AB0000-0x0000000070AFC000-memory.dmp

Filesize
304KB

Download
memory/3460-45-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3460-47-0x00000000077D0000-0x0000000007E4A000-memory.dmp

Filesize
6.5MB

Download
memory/3460-46-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3864-0-0x0000000074E02000-0x0000000074E03000-memory.dmp

Filesize
4KB

Download
memory/3864-2-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-1-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-9-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-6-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-5-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-4-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/3864-3-0x0000000074E02000-0x0000000074E03000-memory.dmp

Filesize
4KB

Download
memory/4148-10-0x0000000001490000-0x00000000017DA000-memory.dmp

Filesize
3.3MB

Download
memory/4148-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download