formbook | df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02

General

Target

df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
Size

741KB
MD5

0bc52d55c4cf2357b2f5a535141c39c4
SHA1

df115cf05f84f41d1309fb35308f359200209286
SHA256

df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02
SHA512

b0a71d513a27b35419110f3dc55c2f4f754c018e47214561152985ad918ff80c681ac94f23fc4f8ae48e4a75a06ceb4543d78e7f2980ae636e523ca13fc12128
SSDEEP

12288:Z3zjLf30WH0TwOqp0c4yKJ0Gin+LwXZhJ0JxxboCsioM+h5oh8Bhat1hM:Zjj0ywkpLFKJ0CEpQJV3yjoOBhk

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

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/4540-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 316 set thread context of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95

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	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
4540	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
4540	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 3092	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	93
PID 316 wrote to memory of 3092	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	93
PID 316 wrote to memory of 3092	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	93
PID 316 wrote to memory of 2520	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	94
PID 316 wrote to memory of 2520	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	94
PID 316 wrote to memory of 2520	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	94
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95
PID 316 wrote to memory of 4540	316	df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe	95

C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
"C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:316
- C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
  "C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe"
  2⤵
  PID:3092
- C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
  "C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe"
  2⤵
  PID:2520
- C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe
  "C:\Users\Admin\AppData\Local\Temp\df40a36c01c2a67d0343913950f8c79d0937dcb2e29d7fa4d12dba92128efc02.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/316-8-0x0000000005430000-0x0000000005442000-memory.dmp

Filesize
72KB

Download
memory/316-4-0x00000000054B0000-0x0000000005804000-memory.dmp

Filesize
3.3MB

Download
memory/316-0-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/316-3-0x00000000051E0000-0x0000000005272000-memory.dmp

Filesize
584KB

Download
memory/316-9-0x0000000005810000-0x0000000005832000-memory.dmp

Filesize
136KB

Download
memory/316-5-0x00000000052E0000-0x00000000052EA000-memory.dmp

Filesize
40KB

Download
memory/316-6-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/316-10-0x00000000058B0000-0x00000000058C8000-memory.dmp

Filesize
96KB

Download
memory/316-2-0x00000000058D0000-0x0000000005E74000-memory.dmp

Filesize
5.6MB

Download
memory/316-1-0x0000000000750000-0x000000000080E000-memory.dmp

Filesize
760KB

Download
memory/316-7-0x0000000005E80000-0x0000000005F1C000-memory.dmp

Filesize
624KB

Download
memory/316-11-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/316-12-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/316-13-0x0000000006240000-0x00000000062B6000-memory.dmp

Filesize
472KB

Download
memory/316-16-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4540-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4540-17-0x00000000011A0000-0x00000000014EA000-memory.dmp

Filesize
3.3MB

Download

Analysis

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