formbook | 851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 19:30

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General

Target

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe
Size

569KB
MD5

d564817bb785c9b4679b720f44372b78
SHA1

a5ad3a1a6213ec64d6047d2d28b569d6a3c8b2b3
SHA256

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99
SHA512

4d47376a1aecbd20a5bb97a04e9486f61e4cbcf627e882dbd26890ebc92b2d042e31f3fcc70d294cadf05a0388538dc9a84d6edf243a53625241891e1b1e1bd3
SSDEEP

12288:46J/ZsDPDXWsjZ4s2JQUCM2SuGNmYSTeqf:46pZs7DmsispUCM9V9CeW

Score

10^/10

formbook d7ln discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d7ln

Decoy

bulut-imza.com

gotastebuds.com

shutupmags.com

clocksport.com

toweryachtcounsel.com

kingcopier.com

pluspersona.com

inchallahe.com

unclonedconsulting.com

ccdt168.com

tonyzheng.xyz

voiceoftheepeople.com

cicapital.xyz

offxpro.com

loyatiproductions.com

makemebuystuff.com

incuba8labs.com

remparka.com

newstft.com

bgame.pro

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2220-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

description	pid	Process	procid_target
PID 2980 set thread context of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31

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

Processes:

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

pid	Process
2220	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe

description	pid	Process	procid_target
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31
PID 2980 wrote to memory of 2220	2980	851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe	31

C:\Users\Admin\AppData\Local\Temp\851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe
"C:\Users\Admin\AppData\Local\Temp\851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe
  "C:\Users\Admin\AppData\Local\Temp\851eca040f78d215df7b272da1af4a5438c94fc5e9c7685db00ef25f2954bb99.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2220

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

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Downloads

memory/2220-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2220-16-0x0000000000A40000-0x0000000000D43000-memory.dmp

Filesize
3.0MB

Download
memory/2220-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2220-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2220-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2980-3-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/2980-6-0x0000000004C90000-0x0000000004CE8000-memory.dmp

Filesize
352KB

Download
memory/2980-5-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2980-4-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2980-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2980-2-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2980-1-0x0000000001200000-0x0000000001294000-memory.dmp

Filesize
592KB

Download
memory/2980-15-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download