formbook | a21a700fece84c6147e440250f69bb5bede2a524de1b138bcc73a6cab55e69c2

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 19:31

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General

Target

336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe
Size

252KB
MD5

b16bb2a4fe3ee1b986926530169eeb44
SHA1

b4c9eb0cc26a50743d51ee56ea7639a64f43dafa
SHA256

336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4
SHA512

2c5e2ff040d22683dfd4b366048f21db8e8f9c9ef636501a73539ac92b61d60818aa049ba265080275151b8f7cb317b68dfd9e4ff9777c867eac20fd8f798d68
SSDEEP

6144:wBlL/cbqbPtCEx551/DXhD22qittuP9cg3LNR5gL:CebqbPtNhVDRDyxa

Score

10^/10

formbook dn7r discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

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

resource	yara_rule
behavioral1/memory/2316-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

pid	Process
2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2512 set thread context of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30

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 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	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2316	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30
PID 2512 wrote to memory of 2316	2512	336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe	30

C:\Users\Admin\AppData\Local\Temp\336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe
"C:\Users\Admin\AppData\Local\Temp\336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe
  "C:\Users\Admin\AppData\Local\Temp\336a2648e0811ebd11a94bb59c5cd5ea06ff48485f734ce149a3f9f9a7e0c7f4.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2316

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

C:\Users\Admin\AppData\Local\Temp\nsdB980.tmp\pibyjvpg.dll

Filesize
31KB

MD5
7e38c9c4dae24727bfc89d6feba8cb3e

SHA1
53500d0d0b8921fe6690dbdd2009be6d9c06adc6

SHA256
087ed293380602e60c32df98be8412bd73d32beba232bc255a6fb3edf46134ff

SHA512
835412fa1c001a1ec811a51be9afc361cea9ec8db8a85912bf7007b20f74b338323b59ac637a1cfc9afebdf57c6a441680c0707d15c13c7560eaacc94a56a985

Download Submit
memory/2316-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2512-7-0x0000000074620000-0x000000007462B000-memory.dmp

Filesize
44KB

Download
memory/2512-10-0x0000000074620000-0x000000007462B000-memory.dmp

Filesize
44KB

Download