formbook | add7248ca082a7fd942f2d8f4c8518aa56beb5e68411b709ca40d2665869eb45

General

Target

BOM-V29--20240618 Overdue.exe
Size

696KB
MD5

88295402509cd6179f6366109ddfc576
SHA1

7623027c3bf6394176e98784b598d711698d5350
SHA256

cbc824c8cdf2c25b2b4e2f43163f34232ecbded388c7e0c0f01c52b4657e8f7d
SHA512

9f438650d18c88f198d6e90bae25f8d32ab2dfee0155637c69272b6c434f1970fa542474e807444936833ee9bd9094706dbf3de55dc311198753503a81a12871
SSDEEP

12288:cGZKzvuLBKYvI8yuQoa5afqsEO6KcMQ6y+j45cBrx+qaxI58lRWPxHvMCDtHC4+e:JLOPu1LDEO6K9FDl+qkI5+WpHkCDt4a7

Score

10^/10

formbook p25o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

p25o

Decoy

hrist-centered-soulcare.net

pacerpa.shop

hicandcurvy.shop

ocfamilyto.llc

9ds87666.men

sia918ku.shop

nvestment-broker-35141.bond

ltralicencas.shop

g1lmb.cyou

eyo.live

pupt.rest

indsetperfection.net

1duqqrzs65zxz.bond

eren138-pro2.click

leaning-products-35959.bond

oodea.online

hlbadienug.info

innivip.bio

funnygame.top

roperty-in-dubai-f.pro

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2808-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2808-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2564-23-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2776	powershell.exe

Deletes itself 1 IoCs

pid	Process
2532	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2808 set thread context of 1372	2808	BOM-V29--20240618 Overdue.exe	21
PID 2564 set thread context of 1372	2564	chkdsk.exe	21

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BOM-V29--20240618 Overdue.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2808	BOM-V29--20240618 Overdue.exe
2808	BOM-V29--20240618 Overdue.exe
2776	powershell.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe
2564	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2808	BOM-V29--20240618 Overdue.exe
2808	BOM-V29--20240618 Overdue.exe
2808	BOM-V29--20240618 Overdue.exe
2564	chkdsk.exe
2564	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	BOM-V29--20240618 Overdue.exe
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	2564	chkdsk.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2776	2380	BOM-V29--20240618 Overdue.exe	31
PID 2380 wrote to memory of 2776	2380	BOM-V29--20240618 Overdue.exe	31
PID 2380 wrote to memory of 2776	2380	BOM-V29--20240618 Overdue.exe	31
PID 2380 wrote to memory of 2776	2380	BOM-V29--20240618 Overdue.exe	31
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 2380 wrote to memory of 2808	2380	BOM-V29--20240618 Overdue.exe	33
PID 1372 wrote to memory of 2564	1372	Explorer.EXE	34
PID 1372 wrote to memory of 2564	1372	Explorer.EXE	34
PID 1372 wrote to memory of 2564	1372	Explorer.EXE	34
PID 1372 wrote to memory of 2564	1372	Explorer.EXE	34
PID 2564 wrote to memory of 2532	2564	chkdsk.exe	35
PID 2564 wrote to memory of 2532	2564	chkdsk.exe	35
PID 2564 wrote to memory of 2532	2564	chkdsk.exe	35
PID 2564 wrote to memory of 2532	2564	chkdsk.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe
  "C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2776
- - C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe
    "C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2808
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BOM-V29--20240618 Overdue.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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/1372-19-0x0000000007700000-0x000000000780F000-memory.dmp

Filesize
1.1MB

Download
memory/1372-25-0x0000000007700000-0x000000000780F000-memory.dmp

Filesize
1.1MB

Download
memory/2380-1-0x0000000001070000-0x0000000001122000-memory.dmp

Filesize
712KB

Download
memory/2380-2-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-3-0x0000000000530000-0x0000000000548000-memory.dmp

Filesize
96KB

Download
memory/2380-4-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/2380-5-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-6-0x0000000005BB0000-0x0000000005C26000-memory.dmp

Filesize
472KB

Download
memory/2380-0-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/2380-14-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-23-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2564-22-0x00000000007D0000-0x00000000007D7000-memory.dmp

Filesize
28KB

Download
memory/2808-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-18-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/2808-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2808-15-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/2808-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2808-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2808-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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