formbook | 2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 14:05

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General

Target

2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
Size

1.1MB
MD5

1a34b1af5509c7b01d9fdc36fbef6464
SHA1

e92acfbb76d82da1cd49fb7ee525d67c0582153e
SHA256

2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f
SHA512

f52f8300acfa03c2b8a9c7dbbc70d3671a1f83023fcba1eeee835b9b297a1516364be37d28d816fccd50a61af64461e4581d8558f3100635ef7c96c1e7226a84
SSDEEP

24576:xqDEvCTbMWu7rQYlBQcBiT6rprG8aC2FQpv62aEe86BY5qid5:xTvC/MTQYxsWR7aC2qpvw8

Score

10^/10

formbook m50k discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m50k

Decoy

6353.club

qahzjgvuto.bond

airtransplantprice001.shop

enjamin-paaaa.buzz

ealthcare-softwares-my-de.xyz

aeempreendora.online

eaworld.website

ental-implants-spain-99823.bond

inanzcheckup.online

inematography-course-96303.bond

6325.club

wygbv.vip

onceng77gacor.xyz

arehouse-inventory-71481.bond

axihochheim.net

afeteraschile.today

gcq712.top

eonbets-zerkalo-vkhod-wout.buzz

mpathwaycounseling.net

b-0107.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3236-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3236-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3236-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2000-26-0x0000000001380000-0x00000000013AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 3236	1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe	93
PID 3236 set thread context of 3504	3236	svchost.exe	56
PID 3236 set thread context of 3504	3236	svchost.exe	56
PID 2000 set thread context of 3504	2000	cmd.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe
2000	cmd.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
3236	svchost.exe
2000	cmd.exe
2000	cmd.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	3236	svchost.exe
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeDebugPrivilege	2000	cmd.exe
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
3504	Explorer.EXE
3504	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 3236	1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe	93
PID 1708 wrote to memory of 3236	1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe	93
PID 1708 wrote to memory of 3236	1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe	93
PID 1708 wrote to memory of 3236	1708	2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe	93
PID 3504 wrote to memory of 2000	3504	Explorer.EXE	100
PID 3504 wrote to memory of 2000	3504	Explorer.EXE	100
PID 3504 wrote to memory of 2000	3504	Explorer.EXE	100
PID 2000 wrote to memory of 2856	2000	cmd.exe	102
PID 2000 wrote to memory of 2856	2000	cmd.exe	102
PID 2000 wrote to memory of 2856	2000	cmd.exe	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Users\Admin\AppData\Local\Temp\2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe
  "C:\Users\Admin\AppData\Local\Temp\2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2856

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4348,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=1292 /prefetch:8
1⤵
PID:972

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/1708-11-0x0000000001350000-0x0000000001354000-memory.dmp

Filesize
16KB

Download
memory/2000-26-0x0000000001380000-0x00000000013AF000-memory.dmp

Filesize
188KB

Download
memory/2000-25-0x0000000000680000-0x00000000006DA000-memory.dmp

Filesize
360KB

Download
memory/2000-23-0x0000000000680000-0x00000000006DA000-memory.dmp

Filesize
360KB

Download
memory/3236-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3236-20-0x0000000000FA0000-0x0000000000FB4000-memory.dmp

Filesize
80KB

Download
memory/3236-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3236-16-0x0000000000B50000-0x0000000000B64000-memory.dmp

Filesize
80KB

Download
memory/3236-13-0x0000000001000000-0x000000000134A000-memory.dmp

Filesize
3.3MB

Download
memory/3236-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3504-17-0x0000000008C90000-0x0000000008E28000-memory.dmp

Filesize
1.6MB

Download
memory/3504-21-0x0000000008E30000-0x0000000008FBC000-memory.dmp

Filesize
1.5MB

Download
memory/3504-22-0x0000000008C90000-0x0000000008E28000-memory.dmp

Filesize
1.6MB

Download
memory/3504-27-0x0000000008E30000-0x0000000008FBC000-memory.dmp

Filesize
1.5MB

Download
memory/3504-30-0x000000000ADC0000-0x000000000AF4F000-memory.dmp

Filesize
1.6MB

Download
memory/3504-31-0x000000000ADC0000-0x000000000AF4F000-memory.dmp

Filesize
1.6MB

Download
memory/3504-33-0x000000000ADC0000-0x000000000AF4F000-memory.dmp

Filesize
1.6MB

Download