formbook | 1ebcadef0f2790a5c28cc8d6100007eb6a82a0cf7fc582e7595fa9a3407d3049

Analysis

max time kernel
146s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:36

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General

Target

BANK RECEIPT.exe
Size

280KB
MD5

6317a0b98ebd6f0ba716fc1b73b4bf31
SHA1

6f593ad2588b2ca2e561f0b47c9654df9fd95932
SHA256

a2e99d0aabd8f0ad83b885eccf313563526a58b2da435bf34dad29294c712efe
SHA512

e29265b8cc385be1c86751dd04dd2a70d727e8e298cd0d0ca250c2c6515c8d1c189511c564de11cf9c3c85d3efed1e23f7ad4b91bcca156b6b7c4341195f449a
SSDEEP

6144:7PXvBKWuizHoEVrwSNvxsjZ+3Dd4ECaGbz3cA+A0MQ01:tKWNVrHNv2lM3yZ+Wf

Score

10^/10

formbook dxe discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dxe

Decoy

sardarfarm.com

959tremont.com

privat-livecam.net

ansel-homebakery.com

joysupermarket.com

peninsulamatchmakers.net

northsytyle.com

radioconexaoubermusic.com

relocatingrealtor.com

desyrnan.com

onlinehoortoestel.online

enpointe.online

rvvikings.com

paulpoirier.com

shitarpa.net

kerneis.net

rokitreach.com

essentiallygaia.com

prestiged.net

fuerzaagavera.com

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2792-9-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2792-11-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2824	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2952	BANK RECEIPT.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2952 set thread context of 2792	2952	BANK RECEIPT.exe	30
PID 2792 set thread context of 1052	2792	BANK RECEIPT.exe	18
PID 2820 set thread context of 1052	2820	control.exe	18

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	BANK RECEIPT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2792	BANK RECEIPT.exe
2792	BANK RECEIPT.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe
2820	control.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2952	BANK RECEIPT.exe
2792	BANK RECEIPT.exe
2792	BANK RECEIPT.exe
2792	BANK RECEIPT.exe
2820	control.exe
2820	control.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	BANK RECEIPT.exe
Token: SeDebugPrivilege	2820	control.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 2792	2952	BANK RECEIPT.exe	30
PID 2952 wrote to memory of 2792	2952	BANK RECEIPT.exe	30
PID 2952 wrote to memory of 2792	2952	BANK RECEIPT.exe	30
PID 2952 wrote to memory of 2792	2952	BANK RECEIPT.exe	30
PID 2952 wrote to memory of 2792	2952	BANK RECEIPT.exe	30
PID 1052 wrote to memory of 2820	1052	Explorer.EXE	31
PID 1052 wrote to memory of 2820	1052	Explorer.EXE	31
PID 1052 wrote to memory of 2820	1052	Explorer.EXE	31
PID 1052 wrote to memory of 2820	1052	Explorer.EXE	31
PID 2820 wrote to memory of 2824	2820	control.exe	32
PID 2820 wrote to memory of 2824	2820	control.exe	32
PID 2820 wrote to memory of 2824	2820	control.exe	32
PID 2820 wrote to memory of 2824	2820	control.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\AppData\Local\Temp\BANK RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\BANK RECEIPT.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Users\Admin\AppData\Local\Temp\BANK RECEIPT.exe
    "C:\Users\Admin\AppData\Local\Temp\BANK RECEIPT.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2792
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BANK RECEIPT.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

\Users\Admin\AppData\Local\Temp\nsd6DF1.tmp\2g6ght2plrugud.dll

Filesize
5KB

MD5
64ade443342d3aa3790c2846abf93959

SHA1
d6668f6881d40dc3dc3d1f627f2721e1d333e698

SHA256
ea1deb95fa6614524006ee3260957aef27ebd563f609dde680cace5f2ea09e45

SHA512
2fdce6c768ded710d6d011be5317b184a09e10058145bdff545e83df63f5e0f46db4f679161174397b37d0fb2f43abe7275405845742e4a73bc6ef995edf4845

Download Submit
memory/1052-12-0x0000000007200000-0x000000000737F000-memory.dmp

Filesize
1.5MB

Download
memory/1052-18-0x0000000007200000-0x000000000737F000-memory.dmp

Filesize
1.5MB

Download
memory/2792-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2792-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2820-17-0x0000000000480000-0x000000000049F000-memory.dmp

Filesize
124KB

Download
memory/2820-15-0x0000000000480000-0x000000000049F000-memory.dmp

Filesize
124KB

Download
memory/2952-8-0x0000000001D50000-0x0000000001D52000-memory.dmp

Filesize
8KB

Download