formbook | cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-08-2024 01:21

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General

Target

cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Size

733KB
MD5

7095e01e6bf3655a8b1d1449a91cd195
SHA1

59bcb0f7b17b4d6ccb6efd8f3a47a5bf6f1b2268
SHA256

cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba
SHA512

ab6444bc46a4f037ecdce3b57b9f92732ce17e4034e9616d067c6148bae34ed3bfeba4f6e2b2aee2d4391cd679a0737e4fabaf0d0c940ec0b22bad167e501a21
SSDEEP

12288:FoQyRAvxF72mzaRZJvfUAp2F0Fthci5UoiKqBLXpOi/8UOkWTSWK:sSxF7HzaRFpA0X3viKk5JsfSz

Score

10^/10

formbook bi05 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.net

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/672-47-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3916	powershell.exe
3200	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4192 set thread context of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99

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 4 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	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
3200	powershell.exe
3916	powershell.exe
3916	powershell.exe
3916	powershell.exe
4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
672	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
672	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
3200	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Token: SeDebugPrivilege	3916	powershell.exe
Token: SeDebugPrivilege	3200	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 3916	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	93
PID 4192 wrote to memory of 3916	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	93
PID 4192 wrote to memory of 3916	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	93
PID 4192 wrote to memory of 3200	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	95
PID 4192 wrote to memory of 3200	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	95
PID 4192 wrote to memory of 3200	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	95
PID 4192 wrote to memory of 1320	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	97
PID 4192 wrote to memory of 1320	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	97
PID 4192 wrote to memory of 1320	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	97
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99
PID 4192 wrote to memory of 672	4192	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	99

C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
"C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4192
- 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\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3916
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ajZqJStNo.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3200
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ajZqJStNo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCB6E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1320
- C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
  "C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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_0etswv3n.osn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCB6E.tmp

Filesize
1KB

MD5
21e38d12ff6808ab497254fea00222d9

SHA1
7af08991cebb6bde4980d074dd59f35a0f9ea5de

SHA256
b316cd27d57c280ef4fa8f66d8bb40480131f36053617c2fa561f50ef06c3332

SHA512
5336bc33077a5a05145055315f6e31a034f5073767600d334200bcd9c32ea51cae5b96dedb8ee223f31573a8897b4fb2110d34c3b8a00dff1f9a054b42e63325

Download Submit
memory/672-47-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3200-21-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3200-86-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3200-83-0x0000000007C70000-0x0000000007C78000-memory.dmp

Filesize
32KB

Download
memory/3200-82-0x0000000007C90000-0x0000000007CAA000-memory.dmp

Filesize
104KB

Download
memory/3200-81-0x0000000007B90000-0x0000000007BA4000-memory.dmp

Filesize
80KB

Download
memory/3200-79-0x0000000007B50000-0x0000000007B61000-memory.dmp

Filesize
68KB

Download
memory/3200-64-0x0000000070140000-0x000000007018C000-memory.dmp

Filesize
304KB

Download
memory/3200-33-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3200-26-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3916-52-0x0000000006460000-0x0000000006492000-memory.dmp

Filesize
200KB

Download
memory/3916-77-0x0000000007250000-0x000000000725A000-memory.dmp

Filesize
40KB

Download
memory/3916-19-0x0000000005050000-0x0000000005678000-memory.dmp

Filesize
6.2MB

Download
memory/3916-18-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3916-20-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3916-87-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3916-80-0x0000000007400000-0x000000000740E000-memory.dmp

Filesize
56KB

Download
memory/3916-25-0x0000000005760000-0x00000000057C6000-memory.dmp

Filesize
408KB

Download
memory/3916-24-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/3916-23-0x0000000004E70000-0x0000000004E92000-memory.dmp

Filesize
136KB

Download
memory/3916-78-0x0000000007450000-0x00000000074E6000-memory.dmp

Filesize
600KB

Download
memory/3916-27-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/3916-17-0x0000000002590000-0x00000000025C6000-memory.dmp

Filesize
216KB

Download
memory/3916-75-0x0000000007820000-0x0000000007E9A000-memory.dmp

Filesize
6.5MB

Download
memory/3916-76-0x00000000071D0000-0x00000000071EA000-memory.dmp

Filesize
104KB

Download
memory/3916-48-0x0000000005E90000-0x0000000005EAE000-memory.dmp

Filesize
120KB

Download
memory/3916-49-0x00000000060D0000-0x000000000611C000-memory.dmp

Filesize
304KB

Download
memory/3916-72-0x0000000007080000-0x0000000007123000-memory.dmp

Filesize
652KB

Download
memory/3916-53-0x0000000070140000-0x000000007018C000-memory.dmp

Filesize
304KB

Download
memory/3916-63-0x0000000007060000-0x000000000707E000-memory.dmp

Filesize
120KB

Download
memory/4192-10-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/4192-6-0x0000000005700000-0x000000000570A000-memory.dmp

Filesize
40KB

Download
memory/4192-51-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/4192-7-0x0000000005F00000-0x0000000005F9C000-memory.dmp

Filesize
624KB

Download
memory/4192-8-0x0000000005930000-0x000000000594E000-memory.dmp

Filesize
120KB

Download
memory/4192-9-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/4192-0-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/4192-5-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/4192-3-0x0000000005290000-0x0000000005322000-memory.dmp

Filesize
584KB

Download
memory/4192-4-0x00000000053A0000-0x00000000056F4000-memory.dmp

Filesize
3.3MB

Download
memory/4192-11-0x0000000006920000-0x0000000006936000-memory.dmp

Filesize
88KB

Download
memory/4192-2-0x0000000005950000-0x0000000005EF4000-memory.dmp

Filesize
5.6MB

Download
memory/4192-1-0x00000000007F0000-0x00000000008AC000-memory.dmp

Filesize
752KB

Download
memory/4192-12-0x00000000095A0000-0x0000000009616000-memory.dmp

Filesize
472KB

Download