formbook | 8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 16:29

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General

Target

8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
Size

689KB
MD5

1965f06fb4c6e169c7014c90c5b93199
SHA1

a8a949da0262c8165e52fd84276b0f299a86db2b
SHA256

8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b
SHA512

f00216c9c9b5051b432d939217dfd90ecf7e6f0373f48db018c9e9faa6b25a56db496a125a9a53ffd5660283db92d36a32671725b84652d3100d1e60d9dc2746
SSDEEP

12288:z4UkfadvMq2bjiwAszlTRPipvBjxOqEEtMcLsfSbASQi8N0DjmEuv3/s0z3/rO:EUjVKmw5TZgkItMcLsfSbMqLwPb/r

Score

10^/10

formbook d16h discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d16h

Decoy

iki-graphy.online

l8z8c.vip

1709.asia

inematography-course-72246.bond

pis3noe2e.sbs

wernv.xyz

ovepepe.xyz

ama-online.world

ookmouse.fun

harkclothingdesigns.xyz

bbvvjuiqew.bond

sed-cars-93620.bond

esgateeganhe.shop

cekmeledak.info

ebulahorizon.buzz

peakers-92991.bond

essislotgoal16.top

hafi.biz

ichunyang.club

lrica.net

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
behavioral2/memory/1192-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4296 set thread context of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96

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	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1192	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
1192	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96
PID 4296 wrote to memory of 1192	4296	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	96

C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
"C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
  "C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1192

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/1192-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1192-15-0x00000000012A0000-0x00000000015EA000-memory.dmp

Filesize
3.3MB

Download
memory/4296-6-0x0000000006E90000-0x0000000006F34000-memory.dmp

Filesize
656KB

Download
memory/4296-3-0x00000000057A0000-0x0000000005832000-memory.dmp

Filesize
584KB

Download
memory/4296-4-0x0000000005960000-0x000000000596A000-memory.dmp

Filesize
40KB

Download
memory/4296-5-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4296-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4296-7-0x0000000005AA0000-0x0000000005AB8000-memory.dmp

Filesize
96KB

Download
memory/4296-8-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4296-9-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4296-10-0x0000000006A20000-0x0000000006A96000-memory.dmp

Filesize
472KB

Download
memory/4296-11-0x00000000092A0000-0x000000000933C000-memory.dmp

Filesize
624KB

Download
memory/4296-2-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/4296-14-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4296-1-0x0000000000D00000-0x0000000000DB2000-memory.dmp

Filesize
712KB

Download