formbook | 72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 09:33

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General

Target

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe
Size

256KB
MD5

024d2a8ce1c41be32ea364b73e554f3c
SHA1

c78bed6d2406c860c5e4bfa4e46f08b1ed8d9f5c
SHA256

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6
SHA512

466eea4eeff65ad58cb1dcc208edc659492f558a36162942728a9c8952efeccdadbe2b906c6bf6d8d9ebf0cd6fc436f9f820a31ac3bd27520f382bba3b26b893
SSDEEP

6144:wBlL/c4ANoQTYbc6xdeyRF4gBIDi0dlwSKSSiOHq0IpE7g:CebN/T0cIeQF4gBb0dlwSKv7Z7g

Score

10^/10

formbook rv9n discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rv9n

Decoy

olivia-grace.show

zhuwww.com

keiretsu.xyz

olidnh.space

searuleansec.com

2fastrepair.com

brooklynmetalroof.com

scodol.com

novaprint.pro

the-loaner.com

nextroundscap.com

zbwlggs.com

internetautodealer.com

xn--tornrealestate-ekb.com

yunjiuhuo.com

skandinaviskakryptobanken.com

coxivarag.rest

ophthalmologylab.com

zzzzgjcdbqnn98.net

doeful.com

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/2316-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

pid	Process
2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

description	pid	Process	procid_target
PID 2440 set thread context of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.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

Processes:

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

pid	Process
2316	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe

description	pid	Process	procid_target
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30
PID 2440 wrote to memory of 2316	2440	72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe	30

C:\Users\Admin\AppData\Local\Temp\72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe
"C:\Users\Admin\AppData\Local\Temp\72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.exe
  "C:\Users\Admin\AppData\Local\Temp\72f68fe89853d3bf944ff39083bd86d7e6511724cf1a0414b4ee3f79f11a3df6.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

\Users\Admin\AppData\Local\Temp\nstBA7A.tmp\lcfqe.dll

Filesize
48KB

MD5
849b29a5363106f1ec41b2b6bfce6b6d

SHA1
bfdccdb25cbcf5bb55e42169f542513dd6881139

SHA256
e3dfe132ec3fcfcbb1146154212ba1b1c4221cea1b79cded3cab7fc65c3cc54b

SHA512
28d568102227e1e3c12ff91dff5a8dc1c119d8d21c062706f8a5e561da09b089c284feaa49040fbadc7e1ff911563c7fdd13866af67a1c8256cd44af312f5074

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

Filesize
188KB

Download
memory/2440-7-0x000000007462C000-0x000000007462E000-memory.dmp

Filesize
8KB

Download