formbook | 4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-08-2024 21:51

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General

Target

4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
Size

239KB
MD5

54d01c526680d703fde81ea4e88d2265
SHA1

fb0d0120fdff3292ae5a2563eb4a78b4a8a4e506
SHA256

4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad
SHA512

b0235cc19723a9e938d758109c3036e955034d0ae0385d7f50985e3437cf2049530f0e1cf05c464ffefffd3c1028cbf098a42a4c464003faa88e8197dd6c5bfb
SSDEEP

6144:cQqTsIO8SqRKElZ5E+CWP9RX7kdo2e8PaOmkYbgssVrht:ysrECu9lkdoMCbq

Score

10^/10

formbook hdno discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hdno

Decoy

tasteofsteak.com

lovedemingamerica.com

arizonaad.com

allbeautystation.com

theskinnybody.net

mywashbuddy.com

newspeak.watch

groomgarden.com

recommendproperty.com

pingshanhai.com

tianzeelectric.com

5335466.com

derbyescorts.com

quincyfreemannovels.com

ppeexchangeus.com

thesandcapital.com

natura.frl

twobonus.net

irx1.com

333lucky.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
behavioral1/memory/2012-11-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Loads dropped DLL 2 IoCs

pid	Process
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1512 set thread context of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30

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	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
2012	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30
PID 1512 wrote to memory of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30
PID 1512 wrote to memory of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30
PID 1512 wrote to memory of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30
PID 1512 wrote to memory of 2012	1512	4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe	30

C:\Users\Admin\AppData\Local\Temp\4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
"C:\Users\Admin\AppData\Local\Temp\4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Users\Admin\AppData\Local\Temp\4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe
  "C:\Users\Admin\AppData\Local\Temp\4d3cbcc07b14432bf98436ae31df7024dee670f6469f3aa5d0ebb0264d9900ad.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2012

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

\Users\Admin\AppData\Local\Temp\nsy99B1.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/2012-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2012-14-0x0000000000730000-0x0000000000A33000-memory.dmp

Filesize
3.0MB

Download