formbook | 467d77d35a6fc815ecbd60b0b320d7ca06e0f8a340c2c3285de4c0430517f8e7

Analysis

max time kernel
147s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 13:29

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General

Target

Receipt Copy001.exe
Size

651KB
MD5

9ecbdf4d5174c3da835a2a7829e06773
SHA1

734529d1583291a87ff3cfc8895705e374f0091a
SHA256

467d77d35a6fc815ecbd60b0b320d7ca06e0f8a340c2c3285de4c0430517f8e7
SHA512

06ce5f9f79ed67731552a64fd4d730512cf10a1b006d3b4e258f357f85d8288e1c8862e4f2e8460ee58ef6ec138ae68b161372443c5091dfb4460f584fb49317
SSDEEP

12288:djz40GsIZC+9koIrfqUe1FOB/Uy4d8+1Aeh1bWwU6RnPsdx90:m3GXoIBe1FOf4dOCnPs

Score

10^/10

formbook b02a discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b02a

Decoy

nnovate.host

yrvo.shop

obify.party

55665.one

vlisazouasiul.store

arjohbs.shop

mjsccc5716.shop

nfluencer-marketing-86606.bond

atellite-internet-74549.bond

arehouse-inventory-82506.bond

kanzaturf.net

airbypatrickmcguire.net

90880a15.buzz

ancake888.info

hopcroma.store

usinessloanscanada524285.icu

mdjr.world

9kct.xyz

ombrd.finance

luratu.xyz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2832-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2760-29-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1996	powershell.exe
1748	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 2832	2368	Receipt Copy001.exe	37
PID 2832 set thread context of 1212	2832	RegSvcs.exe	21
PID 2760 set thread context of 1212	2760	svchost.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 6 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	Receipt Copy001.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2792	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2368	Receipt Copy001.exe
1748	powershell.exe
1996	powershell.exe
2368	Receipt Copy001.exe
2832	RegSvcs.exe
2832	RegSvcs.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2832	RegSvcs.exe
2832	RegSvcs.exe
2832	RegSvcs.exe
2760	svchost.exe
2760	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	Receipt Copy001.exe
Token: SeDebugPrivilege	1748	powershell.exe
Token: SeDebugPrivilege	1996	powershell.exe
Token: SeDebugPrivilege	2832	RegSvcs.exe
Token: SeDebugPrivilege	2760	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1996	2368	Receipt Copy001.exe	31
PID 2368 wrote to memory of 1996	2368	Receipt Copy001.exe	31
PID 2368 wrote to memory of 1996	2368	Receipt Copy001.exe	31
PID 2368 wrote to memory of 1996	2368	Receipt Copy001.exe	31
PID 2368 wrote to memory of 1748	2368	Receipt Copy001.exe	33
PID 2368 wrote to memory of 1748	2368	Receipt Copy001.exe	33
PID 2368 wrote to memory of 1748	2368	Receipt Copy001.exe	33
PID 2368 wrote to memory of 1748	2368	Receipt Copy001.exe	33
PID 2368 wrote to memory of 2792	2368	Receipt Copy001.exe	35
PID 2368 wrote to memory of 2792	2368	Receipt Copy001.exe	35
PID 2368 wrote to memory of 2792	2368	Receipt Copy001.exe	35
PID 2368 wrote to memory of 2792	2368	Receipt Copy001.exe	35
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 2368 wrote to memory of 2832	2368	Receipt Copy001.exe	37
PID 1212 wrote to memory of 2760	1212	Explorer.EXE	38
PID 1212 wrote to memory of 2760	1212	Explorer.EXE	38
PID 1212 wrote to memory of 2760	1212	Explorer.EXE	38
PID 1212 wrote to memory of 2760	1212	Explorer.EXE	38
PID 2760 wrote to memory of 2736	2760	svchost.exe	39
PID 2760 wrote to memory of 2736	2760	svchost.exe	39
PID 2760 wrote to memory of 2736	2760	svchost.exe	39
PID 2760 wrote to memory of 2736	2760	svchost.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\Receipt Copy001.exe
  "C:\Users\Admin\AppData\Local\Temp\Receipt Copy001.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2368
- - 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\Receipt Copy001.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1996
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zykAUGFBtng.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1748
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zykAUGFBtng" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF2A8.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2792
- - 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:2832
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2760
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF2A8.tmp

Filesize
1KB

MD5
4a50b2f239f5feb2a72a3036f11314b9

SHA1
5aea5a763e3b9122f3d499d0a55ec680af1d83b4

SHA256
ec2ab187c97a54bdc571d75fc28d8fc75b04640c75e77012dcc948e8b725ef55

SHA512
693981fcd44d74135ade0ddd325b5d56f864ad48c2ee1901f1548d0f8b0394cae2a72110ce8e5af15c94aaf97798c751d8fe9d1334ed573fd0a824ae0e9a8230

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
a4fcd8e1848eeeb23c0502217378dc93

SHA1
8fb11457727f0d069e31174219d1ee615a097746

SHA256
e0c8ef2a9720d588dda40a0292ee20e93bf308d1a448fd4288ef6f03dacba45c

SHA512
57cd7c0f6ca4d1d863158a0a48e11372ceede7cdf81ed393889f6a2e925ddaf7a2d7b8a6e3d422946ea57b3c0e21ba48e08881940023d499fd73a1ebd0811bf7

Download Submit
memory/2368-4-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/2368-25-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/2368-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/2368-5-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/2368-6-0x0000000000520000-0x0000000000598000-memory.dmp

Filesize
480KB

Download
memory/2368-2-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/2368-1-0x0000000001260000-0x000000000130A000-memory.dmp

Filesize
680KB

Download
memory/2368-3-0x0000000000990000-0x00000000009AE000-memory.dmp

Filesize
120KB

Download
memory/2760-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2760-28-0x0000000000790000-0x0000000000798000-memory.dmp

Filesize
32KB

Download
memory/2832-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download