formbook | 7efa60e285e197bda5dfaea446f3288d9227725fe5e6f4f36731628585c23ff4

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 06:58

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General

Target

eeertttttttt.exe
Size

1.1MB
MD5

09297b4f56dc12e62c275f5f6b1be047
SHA1

d81acad6f198114321e3e875b9af0587d5fe6903
SHA256

445c05ab18917bcc80fe2e712ead44f6452ed03a4d06d0200d6e3cbf434997c3
SHA512

58c6def5651c8f7536fc20b0d6eb60139a44c4951f7705711d30ddb383f42c4c67fcc24e461c2958c0780f480a766bf5a93bd34d0febdb5eefbc51ddb056234d
SSDEEP

24576:ktb20pkaCqT5TBWgNQ7ajAHvAxlZafyBMP/6A:NVg5tQ7ajaorUqBM35

Score

10^/10

formbook cl21 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cl21

Decoy

0001.shop

earch-parttimejobs.today

are888.top

akanhaunthipped.shop

othing-heyu.xyz

cadvirsor.net

nclanalae.shop

lectric-cars-mexico.today

oxj-question.xyz

ersonalloanoffers.today

ersonalloans-fo54-fo37.click

verybody-ewfx.xyz

ercuremontauban.media

azilimdunyam.net

airs-clinicato.today

wiftsscend.click

ertainly-jbws.xyz

8xeng.app

damekadmitageable.cfd

ollapsedec.shop

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/372-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 372	2392	eeertttttttt.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

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

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2392	eeertttttttt.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2392	eeertttttttt.exe
2392	eeertttttttt.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2392	eeertttttttt.exe
2392	eeertttttttt.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 372	2392	eeertttttttt.exe	31
PID 2392 wrote to memory of 372	2392	eeertttttttt.exe	31
PID 2392 wrote to memory of 372	2392	eeertttttttt.exe	31
PID 2392 wrote to memory of 372	2392	eeertttttttt.exe	31
PID 2392 wrote to memory of 372	2392	eeertttttttt.exe	31

C:\Users\Admin\AppData\Local\Temp\eeertttttttt.exe
"C:\Users\Admin\AppData\Local\Temp\eeertttttttt.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\eeertttttttt.exe"
  2⤵
  PID:372

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/372-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2392-6-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

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