formbook | 596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f

Analysis

max time kernel
34s
max time network
37s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 19:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
Size

677KB
MD5

86926b8ab8f00f27eb69f2793db47f68
SHA1

fb0e93fd743510cee1045712d1dc8dd887a3b9ca
SHA256

596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f
SHA512

b0276dd9ac758a4e0f02d311c6605aaa315d8afc6a29d90e8a4685ebec515febbc107ac7c129f7ed29e63d60103d354f4495db2573347850235ac5aff515091e
SSDEEP

12288:RLbMeV3JxmLAaK/d32fOOce2F7e6PMLeLdAh3qMu4UXL6L:R5bxmLAaMr9e6kSyhat4UXm

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

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/404-21-0x0000000000400000-0x000000000042F000-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
1092	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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1688 set thread context of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.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 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
1092	powershell.exe
404	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
404	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
1092	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1092	powershell.exe
Token: SeDebugPrivilege	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 1092	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	87
PID 1688 wrote to memory of 1092	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	87
PID 1688 wrote to memory of 1092	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	87
PID 1688 wrote to memory of 4784	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	89
PID 1688 wrote to memory of 4784	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	89
PID 1688 wrote to memory of 4784	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	89
PID 1688 wrote to memory of 3368	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	91
PID 1688 wrote to memory of 3368	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	91
PID 1688 wrote to memory of 3368	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	91
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92
PID 1688 wrote to memory of 404	1688	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	92

C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
"C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.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:1688
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CXVSFLX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1092
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CXVSFLX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD496.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4784
- C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
  "C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe"
  2⤵
  PID:3368
- C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
  "C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:404

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bfsilzbm.g05.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD496.tmp

Filesize
1KB

MD5
dc9c6b5bd43cbaac860492d9b94e9a66

SHA1
c618c521a7147245ddb75d3a868a11ffb5e75bc1

SHA256
db69b2ea4dbeb386515a893d379f47587315013bc3267b9f9cabdd8dfd87a870

SHA512
633e0735a8424cb8f17b05b12841cbf590740dc15623e1858de4e6457a9e34c290ad905dcd4e7172ce16f98f4195f37ac543e6d18a387423feaeb0b7cc4f15a8

Download Submit
memory/404-27-0x00000000017F0000-0x0000000001B3A000-memory.dmp

Filesize
3.3MB

Download
memory/404-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1092-15-0x0000000002CD0000-0x0000000002D06000-memory.dmp

Filesize
216KB

Download
memory/1092-57-0x0000000007930000-0x000000000794A000-memory.dmp

Filesize
104KB

Download
memory/1092-68-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1092-37-0x0000000005FB0000-0x0000000006304000-memory.dmp

Filesize
3.3MB

Download
memory/1092-65-0x0000000007C50000-0x0000000007C58000-memory.dmp

Filesize
32KB

Download
memory/1092-39-0x0000000006BA0000-0x0000000006BEC000-memory.dmp

Filesize
304KB

Download
memory/1092-64-0x0000000007C70000-0x0000000007C8A000-memory.dmp

Filesize
104KB

Download
memory/1092-38-0x0000000006600000-0x000000000661E000-memory.dmp

Filesize
120KB

Download
memory/1092-16-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1092-17-0x0000000005840000-0x0000000005E68000-memory.dmp

Filesize
6.2MB

Download
memory/1092-63-0x0000000007B70000-0x0000000007B84000-memory.dmp

Filesize
80KB

Download
memory/1092-18-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1092-20-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1092-62-0x0000000007B60000-0x0000000007B6E000-memory.dmp

Filesize
56KB

Download
memory/1092-24-0x00000000056B0000-0x0000000005716000-memory.dmp

Filesize
408KB

Download
memory/1092-23-0x00000000055D0000-0x0000000005636000-memory.dmp

Filesize
408KB

Download
memory/1092-22-0x0000000005530000-0x0000000005552000-memory.dmp

Filesize
136KB

Download
memory/1092-61-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1092-60-0x0000000007B30000-0x0000000007B41000-memory.dmp

Filesize
68KB

Download
memory/1092-59-0x0000000007BB0000-0x0000000007C46000-memory.dmp

Filesize
600KB

Download
memory/1092-58-0x00000000079A0000-0x00000000079AA000-memory.dmp

Filesize
40KB

Download
memory/1092-56-0x0000000007F80000-0x00000000085FA000-memory.dmp

Filesize
6.5MB

Download
memory/1092-55-0x0000000007810000-0x00000000078B3000-memory.dmp

Filesize
652KB

Download
memory/1092-40-0x000000007FD10000-0x000000007FD20000-memory.dmp

Filesize
64KB

Download
memory/1092-41-0x00000000077D0000-0x0000000007802000-memory.dmp

Filesize
200KB

Download
memory/1092-42-0x00000000737E0000-0x000000007382C000-memory.dmp

Filesize
304KB

Download
memory/1092-54-0x0000000005200000-0x0000000005210000-memory.dmp

Filesize
64KB

Download
memory/1092-53-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

Filesize
120KB

Download
memory/1092-52-0x0000000005200000-0x0000000005210000-memory.dmp

Filesize
64KB

Download
memory/1688-9-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1688-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/1688-5-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1688-7-0x0000000004D70000-0x0000000004D8A000-memory.dmp

Filesize
104KB

Download
memory/1688-1-0x0000000000010000-0x00000000000BE000-memory.dmp

Filesize
696KB

Download
memory/1688-2-0x0000000004FD0000-0x0000000005574000-memory.dmp

Filesize
5.6MB

Download
memory/1688-26-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/1688-3-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/1688-4-0x0000000004AA0000-0x0000000004AAA000-memory.dmp

Filesize
40KB

Download
memory/1688-10-0x0000000007880000-0x00000000078F6000-memory.dmp

Filesize
472KB

Download
memory/1688-8-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/1688-6-0x0000000004DB0000-0x0000000004E4C000-memory.dmp

Filesize
624KB

Download