formbook | 1c7787b9440e1831958e911d164064869f45e254a0a3cdc53d9ef70b1bfc7dd3

General

Target

FEDEX TRN 771893954554.exe
Size

2.2MB
MD5

22b365e10dd635468212251994b194bf
SHA1

069d6d2395ec518d0156b6d02519d3b8e896e5b5
SHA256

7f9b8fcc527d02e66b49d76ff52297d69dbf237a8dd4342fdf3f49a2189c67d0
SHA512

fbb27e9c38a6f351edd756b00227c42b98bf08c89c1c85e3b74462a381b61e4347972f373327f540b5744ef661ed0c1b3072b188616d5a5950478720bddefb1b
SSDEEP

24576:iB26eZ4fTPkhZ2PAG0pMn6+YZ8IOxSD68Q81Zr6kNefAd/YK2HzQX9Kub+YSgrBK:Zhhj+EbjDE81R6iY7O

Score

10^/10

formbook oa09 discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

oa09

Decoy

grit.careers

kingthaivegas.com

onwingirisleri.net

radio-jesus.com

forestfairiesnft.com

healthyintimatelifestyle.africa

karamoghanasti.africa

gqujtf.com

chaindenmark.com

netzerosemitechnologies.co.uk

kakekpecah1000.com

fiddler-foaled.click

adventurepsychologist.com

miletong.net

discounttirestoresinc.com

goldmanmediaent.com

entsorgunglangnau.ch

brezop.xyz

24-02-2022.site

artificialgrassminneapolis.com

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/2788-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2656-22-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2672	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vmfdofz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Vkqwztiilf\\Vmfdofz.exe\""	FEDEX TRN 771893954554.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1292 set thread context of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 2788 set thread context of 1208	2788	FEDEX TRN 771893954554.exe	21
PID 2656 set thread context of 1208	2656	wlanext.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	FEDEX TRN 771893954554.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2376	powershell.exe
1292	FEDEX TRN 771893954554.exe
1292	FEDEX TRN 771893954554.exe
2788	FEDEX TRN 771893954554.exe
2788	FEDEX TRN 771893954554.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe
2656	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2788	FEDEX TRN 771893954554.exe
2788	FEDEX TRN 771893954554.exe
2788	FEDEX TRN 771893954554.exe
2656	wlanext.exe
2656	wlanext.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	powershell.exe
Token: SeDebugPrivilege	1292	FEDEX TRN 771893954554.exe
Token: SeDebugPrivilege	2788	FEDEX TRN 771893954554.exe
Token: SeDebugPrivilege	2656	wlanext.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2376	1292	FEDEX TRN 771893954554.exe	30
PID 1292 wrote to memory of 2376	1292	FEDEX TRN 771893954554.exe	30
PID 1292 wrote to memory of 2376	1292	FEDEX TRN 771893954554.exe	30
PID 1292 wrote to memory of 2376	1292	FEDEX TRN 771893954554.exe	30
PID 1292 wrote to memory of 2848	1292	FEDEX TRN 771893954554.exe	33
PID 1292 wrote to memory of 2848	1292	FEDEX TRN 771893954554.exe	33
PID 1292 wrote to memory of 2848	1292	FEDEX TRN 771893954554.exe	33
PID 1292 wrote to memory of 2848	1292	FEDEX TRN 771893954554.exe	33
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1292 wrote to memory of 2788	1292	FEDEX TRN 771893954554.exe	34
PID 1208 wrote to memory of 2656	1208	Explorer.EXE	35
PID 1208 wrote to memory of 2656	1208	Explorer.EXE	35
PID 1208 wrote to memory of 2656	1208	Explorer.EXE	35
PID 1208 wrote to memory of 2656	1208	Explorer.EXE	35
PID 2656 wrote to memory of 2672	2656	wlanext.exe	36
PID 2656 wrote to memory of 2672	2656	wlanext.exe	36
PID 2656 wrote to memory of 2672	2656	wlanext.exe	36
PID 2656 wrote to memory of 2672	2656	wlanext.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe
  "C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2376
- - C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe
    "C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe"
    3⤵
    PID:2848
- - C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe
    "C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2788
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:2656
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\FEDEX TRN 771893954554.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

memory/1292-10-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-4-0x00000000048A0000-0x0000000004932000-memory.dmp

Filesize
584KB

Download
memory/1292-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/1292-3-0x00000000005C0000-0x00000000005F4000-memory.dmp

Filesize
208KB

Download
memory/1292-19-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-5-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-9-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/1292-1-0x0000000000190000-0x00000000003D2000-memory.dmp

Filesize
2.3MB

Download
memory/1292-2-0x0000000004B20000-0x0000000004C76000-memory.dmp

Filesize
1.3MB

Download
memory/2376-8-0x0000000002940000-0x0000000002980000-memory.dmp

Filesize
256KB

Download
memory/2376-11-0x0000000002940000-0x0000000002980000-memory.dmp

Filesize
256KB

Download
memory/2656-21-0x0000000000F00000-0x0000000000F16000-memory.dmp

Filesize
88KB

Download
memory/2656-22-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2788-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2788-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2788-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads