formbook | 320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890

General

Target

320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
Size

604KB
MD5

7151c1fc12551a189cf6760f2decb54b
SHA1

afff9a2b21ed9934691b71bd3b22f184690ec909
SHA256

320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890
SHA512

bd13aa406ec36c4077a730ebe5947027638929874c2bb02cf72f267c7ed7877b309589613d45720bdc4afe68e54a17666f87c11ff719ccc519812224c5869d63
SSDEEP

12288:SczC2XO/ixYJPRtwS5xSeRvIMC6BjxB4KOvriMT3eftntB:e2XO/AcPRWQxFqM5BjIjTOVn

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 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2180-6-0x0000000000F70000-0x0000000000F9F000-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
2500	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33

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 2 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	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
2776	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
2500	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
Token: SeDebugPrivilege	2500	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2500	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	31
PID 2180 wrote to memory of 2500	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	31
PID 2180 wrote to memory of 2500	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	31
PID 2180 wrote to memory of 2500	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	31
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33
PID 2180 wrote to memory of 2776	2180	320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe	33

C:\Users\Admin\AppData\Local\Temp\320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
"C:\Users\Admin\AppData\Local\Temp\320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180
- 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\320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2500
- C:\Users\Admin\AppData\Local\Temp\320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe
  "C:\Users\Admin\AppData\Local\Temp\320aa8c92e7c70266b35c8a5fc38ed069d68e6e1403b3ce56bab93fbd349d890.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2776

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

System Information Discovery

1

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/2180-0-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/2180-1-0x0000000001150000-0x00000000011EA000-memory.dmp

Filesize
616KB

Download
memory/2180-2-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-3-0x00000000005A0000-0x00000000005B2000-memory.dmp

Filesize
72KB

Download
memory/2180-4-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-5-0x0000000005C80000-0x0000000005CF6000-memory.dmp

Filesize
472KB

Download
memory/2180-6-0x0000000000F70000-0x0000000000F9F000-memory.dmp

Filesize
188KB

Download
memory/2180-12-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2776-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2776-13-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download

Analysis

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