formbook | a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 02:02

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General

Target

a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe
Size

796KB
MD5

e658e3a0841f083d076fedf746bffbdc
SHA1

22be6e1fa8fcdf17d3118cd166848f06d5d9395e
SHA256

a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef
SHA512

50c91e4d66d11e42682c7a0deeaf09615214cbf8a1909699e22dc4792450c1784fe11b365ffcdad0aa2cd2df710d3f3cccd895d31fc5b11cd9dcce19d168caa0
SSDEEP

24576:zS+QBrVbCx3YNAQzH4U3d3kW3nuXdhRHBsF5PFDsflt76:qBlCyAQzYAd/sBsF5dD26

Score

10^/10

formbook cu29 discovery 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/1180-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3916 set thread context of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 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	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1180	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe
1180	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86
PID 3916 wrote to memory of 1180	3916	a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe	86

C:\Users\Admin\AppData\Local\Temp\a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe
"C:\Users\Admin\AppData\Local\Temp\a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Users\Admin\AppData\Local\Temp\a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe
  "C:\Users\Admin\AppData\Local\Temp\a5c97f8e1ff612fbfcc18f1a1852db11099e58bb241f5b825c74715c60dd0fef.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1180-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1180-15-0x0000000000F30000-0x000000000127A000-memory.dmp

Filesize
3.3MB

Download
memory/1180-14-0x0000000000F30000-0x000000000127A000-memory.dmp

Filesize
3.3MB

Download
memory/3916-6-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-4-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/3916-5-0x0000000005930000-0x00000000059CC000-memory.dmp

Filesize
624KB

Download
memory/3916-0-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/3916-7-0x0000000005820000-0x0000000005832000-memory.dmp

Filesize
72KB

Download
memory/3916-8-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/3916-9-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-10-0x0000000007020000-0x00000000070AE000-memory.dmp

Filesize
568KB

Download
memory/3916-3-0x00000000056B0000-0x0000000005742000-memory.dmp

Filesize
584KB

Download
memory/3916-13-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-2-0x0000000005B80000-0x0000000006124000-memory.dmp

Filesize
5.6MB

Download
memory/3916-1-0x0000000000BF0000-0x0000000000CBE000-memory.dmp

Filesize
824KB

Download