formbook | 92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb

Analysis

max time kernel
146s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 02:41

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General

Target

92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
Size

1.3MB
MD5

0db29bd5e5bc734b26f48f316387571d
SHA1

d4658bd997137cc1c75e9ca0591c5944bd1fe9b5
SHA256

92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb
SHA512

f4c878e20cbe80fd3818758e1703726235fe79bfa55f6cdc0a4affa8e9cdac9fd5929f1c96a268e80681fa54703702ff87ee8faa2c8ec4def30570c2ddb81d95
SSDEEP

24576:XqDEvCTbMWu7rQYlBQcBiT6rprG8aE6ztB8v3egx1H4JBkFt4:XTvC/MTQYxsWR7aEKtBe1H4ne

Score

10^/10

formbook a03d discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a03d

Decoy

nfluencer-marketing-13524.bond

cebepu.info

lphatechblog.xyz

haoyun.website

itiz.xyz

orld-visa-center.online

si.art

alata.xyz

mmarketing.xyz

elnqdjc.shop

ensentoto.cloud

voyagu.info

onvert.today

1fuli9902.shop

otelhafnia.info

rumpchiefofstaff.store

urvivalflashlights.shop

0090.pizza

ings-hu-13.today

oliticalpatriot.net

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3404-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3404-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4856-14-0x0000000000D50000-0x0000000000D7F000-memory.dmp	formbook
behavioral2/memory/4856-16-0x0000000000D50000-0x0000000000D7F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2424 set thread context of 3404	2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe	82
PID 3404 set thread context of 3588	3404	svchost.exe	56
PID 4856 set thread context of 3588	4856	msiexec.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	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3404	svchost.exe
3404	svchost.exe
3404	svchost.exe
3404	svchost.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
3404	svchost.exe
3404	svchost.exe
3404	svchost.exe
4856	msiexec.exe
4856	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3404	svchost.exe
Token: SeDebugPrivilege	4856	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 3404	2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe	82
PID 2424 wrote to memory of 3404	2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe	82
PID 2424 wrote to memory of 3404	2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe	82
PID 2424 wrote to memory of 3404	2424	92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe	82
PID 3588 wrote to memory of 4856	3588	Explorer.EXE	83
PID 3588 wrote to memory of 4856	3588	Explorer.EXE	83
PID 3588 wrote to memory of 4856	3588	Explorer.EXE	83
PID 4856 wrote to memory of 3380	4856	msiexec.exe	84
PID 4856 wrote to memory of 3380	4856	msiexec.exe	84
PID 4856 wrote to memory of 3380	4856	msiexec.exe	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3588
- C:\Users\Admin\AppData\Local\Temp\92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe
  "C:\Users\Admin\AppData\Local\Temp\92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.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:2424
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\92beab1ebf4cb74018b11571a5db867c2ec9d7bb0231a93a898cc3b7799558eb.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3404
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:4856
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3380

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/2424-2-0x0000000001080000-0x0000000001480000-memory.dmp

Filesize
4.0MB

Download
memory/3404-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3404-5-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/3404-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3404-6-0x0000000001380000-0x0000000001395000-memory.dmp

Filesize
84KB

Download
memory/3588-21-0x0000000006E20000-0x0000000006EE0000-memory.dmp

Filesize
768KB

Download
memory/3588-8-0x0000000008560000-0x000000000867D000-memory.dmp

Filesize
1.1MB

Download
memory/3588-24-0x0000000006E20000-0x0000000006EE0000-memory.dmp

Filesize
768KB

Download
memory/3588-22-0x0000000006E20000-0x0000000006EE0000-memory.dmp

Filesize
768KB

Download
memory/4856-13-0x00000000001D0000-0x00000000001E2000-memory.dmp

Filesize
72KB

Download
memory/4856-15-0x0000000002E70000-0x00000000031BA000-memory.dmp

Filesize
3.3MB

Download
memory/4856-16-0x0000000000D50000-0x0000000000D7F000-memory.dmp

Filesize
188KB

Download
memory/4856-17-0x0000000002CA0000-0x0000000002D34000-memory.dmp

Filesize
592KB

Download
memory/4856-11-0x00000000001D0000-0x00000000001E2000-memory.dmp

Filesize
72KB

Download
memory/4856-14-0x0000000000D50000-0x0000000000D7F000-memory.dmp

Filesize
188KB

Download
memory/4856-9-0x00000000001D0000-0x00000000001E2000-memory.dmp

Filesize
72KB

Download