formbook | 059980318a5d488ba786676204ec494cb5ab0721b50d705899585f81603dc698

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:32

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General

Target

6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe
Size

642KB
MD5

d836f401150d3edf804fb32e913cc1ba
SHA1

b6b96c22be56065a6015fd27eac39cfa33d50848
SHA256

6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb
SHA512

fcd711df3a7f36f456e9fc6d011c7721a2ddde0d90368737202285350bab3af592e2481e1078cc7aeec7ce79bffb991ce026ce0d4f5ec26d3b713213a9434990
SSDEEP

12288:kqp3tdo8hIoADb+1AYjnc7AwYjSlylSx1LS+I6+a48P/t22FTrEV9jy+:kK/87Dbujc7AwY2

Score

10^/10

formbook bnsk discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

bnsk

Decoy

9AsW/znAeYpXfCSzqhRFTGCvDg==

et5hNiI54PDQQC/I4nmjTdQWbc+6

bJfAvvqTZ4lgkErlyIp3Dw==

v0ll9N5E/gPcTUXoyIp3Dw==

HbVsl/0LWw1upJLjW4l1

QWmFotYu2pQrhToT+cw=

XJE5nuTJxdan2kk+/eJ9

krnX71nRoryQ2tM+/eJ9

+uFpF0mte3I8l02FRuUJyBtqfKWj

V/gEdE+0gYdi1J83LOKBSHULIHs=

Y4EUcain+4oZeFcA+m9L5CdxQXM=

GMrxaKLIoiyM

lMHmEiYwvnHaOd7315wVsAIN7Q5/2wY=

BgfXnORzfwCNfTvW

FyaIVv94/YvqCAmJ7+piQX6yFg==

fHX7sBijX4KI0c0+/eJ9

4P+jeOtxMEsbQfODnVR2TGCvDg==

EwWofOApn1DsEd5zUg==

k/28CWpPbftMrDB5E2J3TGCvDg==

7OAGFw4frLODrFroyIp3Dw==

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2632 set thread context of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30

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	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2820	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30
PID 2632 wrote to memory of 2820	2632	6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe	30

C:\Users\Admin\AppData\Local\Temp\6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe
"C:\Users\Admin\AppData\Local\Temp\6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Users\Admin\AppData\Local\Temp\6ca39f7a18248a826714e89d6cb52e7f952d36d3f3a7be1b96c6a5a39ec4adfb.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2820

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/2632-6-0x0000000004E70000-0x0000000004EF4000-memory.dmp

Filesize
528KB

Download
memory/2632-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/2632-2-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-3-0x0000000000240000-0x0000000000260000-memory.dmp

Filesize
128KB

Download
memory/2632-4-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/2632-5-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-1-0x0000000001120000-0x00000000011C6000-memory.dmp

Filesize
664KB

Download
memory/2632-7-0x0000000000D90000-0x0000000000DC2000-memory.dmp

Filesize
200KB

Download
memory/2632-13-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2820-8-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2820-9-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2820-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2820-14-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download