formbook | 90e6f10a0caabd250a9d43d12982b5861ec160177d99ad07ce68bd18d103736c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 18:46

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General

Target

b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe
Size

485KB
MD5

b49ae4462f5ed9597f6f3646091c707a
SHA1

0346b7e8e054c151735647d469f265028019bd2e
SHA256

90e6f10a0caabd250a9d43d12982b5861ec160177d99ad07ce68bd18d103736c
SHA512

bbecb4e15aa7bf37b440ab87d5aaaa1e7576aecd901da5e108113dc9dbd893c02eff69c205b33fe0996ab104cfb7bb909c012cc3383f766ab3180cf0d924877b
SSDEEP

6144:nKmCLXDlnhuQ+3HwOcc0WYHMTZPPPO1/E9aPEUEN75kpr4j6lrG1yXUKqLe:S3occ0W1TZPPPOlcU675WlrGwXc

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 payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2664-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.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	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2664	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2664	2652	b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b49ae4462f5ed9597f6f3646091c707a_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2664

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

Replay Monitor

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Downloads

memory/2652-6-0x0000000004EF0000-0x0000000004F4A000-memory.dmp

Filesize
360KB

Download
memory/2652-1-0x0000000000DB0000-0x0000000000E30000-memory.dmp

Filesize
512KB

Download
memory/2652-2-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-3-0x0000000000480000-0x0000000000492000-memory.dmp

Filesize
72KB

Download
memory/2652-4-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/2652-5-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-0-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/2652-12-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2664-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-13-0x0000000000920000-0x0000000000C23000-memory.dmp

Filesize
3.0MB

Download