formbook | cf7fc1a1f8101f89f4b4693b664e96f88febde65bc7c0b5f9dc19ce060c45c84

Analysis

max time kernel
151s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2022 13:53

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General

Target

sample and order.exe
Size

281KB
MD5

7dbd6df3ec4fec51110e44dd2122d166
SHA1

078d7b5f3453fcb85908cd9209a07766f613307f
SHA256

cf7fc1a1f8101f89f4b4693b664e96f88febde65bc7c0b5f9dc19ce060c45c84
SHA512

c17ff24eedc17ac985a894f10546761b08965cf5e4c0d7d94466546b8c723cb7140ed37a99be0af64d8abeb1d0092fd16b8e6efe96eecdcb7d62e56d8b9de3c1
SSDEEP

6144:PDRYLF0WnhfA+UOx85VjsXov0Df+FyUzg:rR20Wnt3KsXo8DfCywg

Score

10^/10

formbook hlpq rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

hlpq

Decoy

mldSsngjzTHzaBZba069RrUmJw==

f0b/EZNM9UFUVxE=

MDL3b5SzuL6PH/Kikfw=

OudWLtIWZJFGaA==

xXgtQAEmIRjnk2vd+TVnrkpcMA==

HNmBV2fv0mP2gxk=

faeiX5TDOI5ltFsZ

bP0KGLe8mXkxmVkO

VRZeZu3VJs1Q2mET

A9mQgvhLDCUYYg==

TvpiStz3fge+3ZpO73Vj

fBaaUHWI3y02WQXrUa5r

54L6DSGvfeO1tVb9e6sktVDY

yM0Iv3K6hwXriE3Nu+N2eB60w0VNNgo=

obVogUsv0CTETtGGNqAktVDY

zuyrKkdHKGP2gxk=

ZnYxy5BL3u+4qVgkuJufqg==

0P24HCo4h+iuJfKikfw=

gaVk/JEbvFmbJDqNk+s=

bTekCo8Z5gcepjtsjtmGzZ0=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 400 set thread context of 5004	400	sample and order.exe	82
PID 5004 set thread context of 2228	5004	Regsvcs.exe	50
PID 1136 set thread context of 2228	1136	rundll32.exe	50

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2228	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
5004	Regsvcs.exe
5004	Regsvcs.exe
5004	Regsvcs.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5004	Regsvcs.exe
Token: SeDebugPrivilege	1136	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 400 wrote to memory of 5004	400	sample and order.exe	82
PID 2228 wrote to memory of 1136	2228	Explorer.EXE	83
PID 2228 wrote to memory of 1136	2228	Explorer.EXE	83
PID 2228 wrote to memory of 1136	2228	Explorer.EXE	83
PID 1136 wrote to memory of 4372	1136	rundll32.exe	91
PID 1136 wrote to memory of 4372	1136	rundll32.exe	91
PID 1136 wrote to memory of 4372	1136	rundll32.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\sample and order.exe
  "C:\Users\Admin\AppData\Local\Temp\sample and order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:400
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5004
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1136
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4372

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/400-132-0x0000000000A50000-0x0000000000A9A000-memory.dmp

Filesize
296KB

Download
memory/1136-148-0x0000000000570000-0x000000000059D000-memory.dmp

Filesize
180KB

Download
memory/1136-146-0x00000000024B0000-0x000000000253F000-memory.dmp

Filesize
572KB

Download
memory/1136-145-0x0000000002690000-0x00000000029DA000-memory.dmp

Filesize
3.3MB

Download
memory/1136-144-0x0000000000570000-0x000000000059D000-memory.dmp

Filesize
180KB

Download
memory/1136-143-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2228-141-0x0000000002950000-0x0000000002A56000-memory.dmp

Filesize
1.0MB

Download
memory/2228-147-0x0000000008320000-0x000000000845B000-memory.dmp

Filesize
1.2MB

Download
memory/2228-149-0x0000000008320000-0x000000000845B000-memory.dmp

Filesize
1.2MB

Download
memory/5004-140-0x0000000000F90000-0x0000000000FA0000-memory.dmp

Filesize
64KB

Download
memory/5004-139-0x0000000001580000-0x00000000018CA000-memory.dmp

Filesize
3.3MB

Download
memory/5004-138-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/5004-137-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5004-136-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5004-134-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download