formbook | f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242

General

Target

f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
Size

564KB
MD5

2f3877d0041db22af7371e723df92208
SHA1

14453b14d3022d25e8a77b3d07ed86c262f605e3
SHA256

f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242
SHA512

8f03afed1eb4241a8be0659f99ef03d2a6bf24f374a8aefb97fa1b74b3b23746ba2da95f979d9602515e5337ec3f107c634cff89990dc58fdceb6a3485ff08e1
SSDEEP

12288:L1RveBYTDV7JYrVM35ZtPwEBemDdQCKMgW/fHjuAxzP1b7cDoh9mKx:L1RWBY9JY5M35TPBemDRN/z9qohx

Score

10^/10

formbook fh84 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fh84

Decoy

mtzyn.top

zfn-no-hsts.win

j10g.xyz

arehouse-inventory-60572.bond

nlineprodutooffer.shop

ar-deals-77764.bond

e3m2.xyz

cquisitive.group

unkusol.xyz

01307.xyz

uratedcelebrations.net

nfiniworkshop-thai.online

s-cmc.net

idney360.info

ipolar-treatment-us-311-ze.zone

entenstituleridernegi.biz

olombiaoutlet.shop

uradab.rest

qega.shop

73519.vip

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/2384-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4740 set thread context of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101

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	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
2384	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
2384	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 1900	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	100
PID 4740 wrote to memory of 1900	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	100
PID 4740 wrote to memory of 1900	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	100
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101
PID 4740 wrote to memory of 2384	4740	f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe	101

C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
"C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
  "C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe"
  2⤵
  PID:1900
- C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe
  "C:\Users\Admin\AppData\Local\Temp\f5192d0f7603e198e0b3098e9204ab40d11958a9bc27d8477db41cd5350b6242.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2384

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

Loading Replay Monitor...

Downloads

memory/2384-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2384-15-0x00000000017F0000-0x0000000001B3A000-memory.dmp

Filesize
3.3MB

Download
memory/2384-13-0x00000000017F0000-0x0000000001B3A000-memory.dmp

Filesize
3.3MB

Download
memory/4740-5-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4740-4-0x0000000005180000-0x000000000518A000-memory.dmp

Filesize
40KB

Download
memory/4740-6-0x0000000005360000-0x00000000053FC000-memory.dmp

Filesize
624KB

Download
memory/4740-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4740-7-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4740-8-0x0000000005490000-0x00000000054A2000-memory.dmp

Filesize
72KB

Download
memory/4740-9-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4740-10-0x0000000006760000-0x00000000067D6000-memory.dmp

Filesize
472KB

Download
memory/4740-3-0x00000000050E0000-0x0000000005172000-memory.dmp

Filesize
584KB

Download
memory/4740-2-0x0000000005750000-0x0000000005CF4000-memory.dmp

Filesize
5.6MB

Download
memory/4740-14-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4740-1-0x0000000000640000-0x00000000006D4000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing