formbook | 8352beed8fb5f5823a3ea3829d7e845a3fd3c53535dfb4a13fa0d11e01231912

Analysis

max time kernel
147s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-10-2024 15:22

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General

Target

Payment Reciept FL202306150003 Request 10273 Konturteile.exe
Size

640KB
MD5

ee8c76a8b405027bc5307c4543d7b86f
SHA1

5b1bec9b55e8f8d94989c1a627a73899c5d6fcd2
SHA256

8352beed8fb5f5823a3ea3829d7e845a3fd3c53535dfb4a13fa0d11e01231912
SHA512

fd9915466193d3370f5fe4535b51e0c506e6998ae04c64d7aac7d5c677f74f5e2fd8cdb19b2209fad995993ea6cc1bd5e773a1cd432b52db6a8c081a17e7011f
SSDEEP

12288:d3khMOoltiJ3QNnyYm6LRNVjXMV1Nr6UdOJHf6rOcnJ8UJSvbsBFqo7qMasQ3CiC:d3kh5oDiJgyYBLRNVjm+NALnJ80Svbsr

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2228-19-0x0000000004B90000-0x0000000004BBF000-memory.dmp	formbook
behavioral1/memory/3012-29-0x0000000000080000-0x00000000000AF000-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
2832	powershell.exe
2052	powershell.exe

Deletes itself 1 IoCs

pid	Process
1356	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2228 set thread context of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 3000 set thread context of 1208	3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	21
PID 3012 set thread context of 1208	3012	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment Reciept FL202306150003 Request 10273 Konturteile.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

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
2576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
2832	powershell.exe
2052	powershell.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe
3012	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
3012	svchost.exe
3012	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
Token: SeDebugPrivilege	3000	Payment Reciept FL202306150003 Request 10273 Konturteile.exe
Token: SeDebugPrivilege	2832	powershell.exe
Token: SeDebugPrivilege	2052	powershell.exe
Token: SeDebugPrivilege	3012	svchost.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2832	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	30
PID 2228 wrote to memory of 2832	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	30
PID 2228 wrote to memory of 2832	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	30
PID 2228 wrote to memory of 2832	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	30
PID 2228 wrote to memory of 2052	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	32
PID 2228 wrote to memory of 2052	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	32
PID 2228 wrote to memory of 2052	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	32
PID 2228 wrote to memory of 2052	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	32
PID 2228 wrote to memory of 2576	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	33
PID 2228 wrote to memory of 2576	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	33
PID 2228 wrote to memory of 2576	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	33
PID 2228 wrote to memory of 2576	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	33
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 2228 wrote to memory of 3000	2228	Payment Reciept FL202306150003 Request 10273 Konturteile.exe	36
PID 1208 wrote to memory of 3012	1208	Explorer.EXE	37
PID 1208 wrote to memory of 3012	1208	Explorer.EXE	37
PID 1208 wrote to memory of 3012	1208	Explorer.EXE	37
PID 1208 wrote to memory of 3012	1208	Explorer.EXE	37
PID 3012 wrote to memory of 1356	3012	svchost.exe	38
PID 3012 wrote to memory of 1356	3012	svchost.exe	38
PID 3012 wrote to memory of 1356	3012	svchost.exe	38
PID 3012 wrote to memory of 1356	3012	svchost.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\Payment Reciept FL202306150003 Request 10273 Konturteile.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Reciept FL202306150003 Request 10273 Konturteile.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2228
- - 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\Payment Reciept FL202306150003 Request 10273 Konturteile.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2832
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zkNunrbol.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2052
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zkNunrbol" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B2C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2576
- - C:\Users\Admin\AppData\Local\Temp\Payment Reciept FL202306150003 Request 10273 Konturteile.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Reciept FL202306150003 Request 10273 Konturteile.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3000
- 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:3012
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Payment Reciept FL202306150003 Request 10273 Konturteile.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1356

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\tmp3B2C.tmp

Filesize
1KB

MD5
9115a6b036bf6d3bc7525ec7b7907180

SHA1
f5237df3404e97577a3087eab8a8825c150f69ac

SHA256
8b410d64f9a0b5e1846d9bb480f7cea7fc68c7d6f47573521fbe4d1d6c2e2ba3

SHA512
e4a6ce4c296019eb47555b61890dd89009ed63e60760eb004fdb4c3c8d69b27949fb0d71792a7b946abb8d96e0319aafa536d3dcbfbcb17233f1e516ca205d83

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

Filesize
7KB

MD5
c0038b77ad70a5a984365b7760121aac

SHA1
2647f14d897b32b29343e7b3db897e2881b769a7

SHA256
106b8603e839221970bcef52fd7749e6016f51764480897abff5df89209767c0

SHA512
2a563e02a9377214bbbf18e42ed2a9eb75fbdca46b4ef9f24b8c020cf58179c50bcbfe597a4761049c3d7ed66434c62ca2920b3df5b9da839984e09191174e2e

Download Submit
memory/2228-4-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2228-19-0x0000000004B90000-0x0000000004BBF000-memory.dmp

Filesize
188KB

Download
memory/2228-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2228-5-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-6-0x0000000005290000-0x0000000005306000-memory.dmp

Filesize
472KB

Download
memory/2228-2-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-1-0x0000000000F40000-0x0000000000FE6000-memory.dmp

Filesize
664KB

Download
memory/2228-3-0x0000000000A30000-0x0000000000A4C000-memory.dmp

Filesize
112KB

Download
memory/2228-26-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/3000-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3000-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3000-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3012-28-0x0000000000D50000-0x0000000000D58000-memory.dmp

Filesize
32KB

Download
memory/3012-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download