formbook | b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 02:13

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General

Target

b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe
Size

633KB
MD5

04aad3880cdd785ac57270d136b4ae5d
SHA1

889ee3a18eb2e035668acc707cff787fea501734
SHA256

b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334
SHA512

1e0b7f42b820a6cbfabfe9e0e7aa63787e7286bf94308df47dc4f049b424347507b4744d89d0d1cb5ce5f60fc59ea1661f597e3b89290786cc30c9fb1b2dd5a4
SSDEEP

12288:WUFzK9EHj+5YySzHAOZiUUt70/5FUNcLz5LqR3CF/m4fkn:ZzK9EHjuYySzgOBSQLUNcpelCQckn

Score

10^/10

formbook ps15 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ps15

Decoy

57797.asia

jhpwt.net

basketballdrillsforkids.com

zgzf6.rest

casinomaxnodepositbonus.icu

uptocryptonews.com

gomenasorry.com

fortanix.space

stripscity.xyz

genbotdiy.xyz

mayson-wedding.com

neb-hub.net

seancollinsmusic.com

migraine-treatment-57211.bond

prosperawoman.info

tradefairleads.tech

xn--yeminlitercme-6ob.com

xwaveevent.com

fashiontrendshub.xyz

window-replacement-80823.bond

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/2812-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2352 set thread context of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.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	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2812	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30
PID 2352 wrote to memory of 2812	2352	b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe	30

C:\Users\Admin\AppData\Local\Temp\b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe
"C:\Users\Admin\AppData\Local\Temp\b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Users\Admin\AppData\Local\Temp\b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe
  "C:\Users\Admin\AppData\Local\Temp\b1f7d45bb000c3201af5c92b009519206fd4bd83b568f0d360b8603520dc5334.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2812

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/2352-6-0x0000000005570000-0x00000000055E6000-memory.dmp

Filesize
472KB

Download
memory/2352-1-0x0000000000FB0000-0x0000000001054000-memory.dmp

Filesize
656KB

Download
memory/2352-2-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2352-3-0x0000000004880000-0x0000000004906000-memory.dmp

Filesize
536KB

Download
memory/2352-4-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2352-5-0x00000000005A0000-0x00000000005AE000-memory.dmp

Filesize
56KB

Download
memory/2352-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/2352-14-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-15-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download