formbook | ebfa5c11bc84f9873c31f6da62600ac8fa967f987a90ea125d2d006f42c21705

General

Target

Inv_7623980.exe
Size

876KB
MD5

f4ae3e5ad806f1198fa6fb532ecc3383
SHA1

16da7b61453f35d7b280281e119d1d59e54d1925
SHA256

2484f3b9e112f39471b0375d98ac190b4ffe3e29a295bcecdb8fd7b71af0094b
SHA512

d540ab76ec9dec23becca1277a3e7800ff21397376e7b321bd9c83dccb0a8cdd003cc8763898aed86f587c183c98f577a9962ca79c0ee4791808d4392e64feb2
SSDEEP

24576:aL5bqeIWXLLnAVJSNgmYQ7W4tPTS5Dsd96:g3XLLnAvSCQ7WSPTS5U96

Score

10^/10

formbook m82 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m82

Decoy

jamesdevereux.com

artificialturfminneapolis.com

hongmeiyan.com

lojaderoupasbr.com

yit.africa

austinrelocationexpert.com

saiva.page

exitsategy.com

chochonux.com

klosterbraeu-unterliezheim.com

byseymanur.com

sblwarwickshire.co.uk

brazimaid.com

ciogame.com

bronzesailing.com

dwkapl.xyz

022dyd.com

compassandpathwriting.com

alphabet1x.com

selfcleaninghairbrush.co.uk

Signatures

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

Formbook payload 6 IoCs

rat

resource	yara_rule
behavioral1/memory/856-71-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1096-72-0x0000000002710000-0x0000000002750000-memory.dmp	formbook
behavioral1/memory/1096-74-0x0000000002710000-0x0000000002750000-memory.dmp	formbook
behavioral1/memory/856-78-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/912-81-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/912-83-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 856	1984	Inv_7623980.exe	31
PID 856 set thread context of 1344	856	RegSvcs.exe	15
PID 912 set thread context of 1344	912	ipconfig.exe	15

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1664	schtasks.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
912	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
1984	Inv_7623980.exe
1984	Inv_7623980.exe
856	RegSvcs.exe
856	RegSvcs.exe
1096	powershell.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe
912	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1344	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
856	RegSvcs.exe
856	RegSvcs.exe
856	RegSvcs.exe
912	ipconfig.exe
912	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	Inv_7623980.exe
Token: SeDebugPrivilege	856	RegSvcs.exe
Token: SeDebugPrivilege	1096	powershell.exe
Token: SeDebugPrivilege	912	ipconfig.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1096	1984	Inv_7623980.exe	27
PID 1984 wrote to memory of 1096	1984	Inv_7623980.exe	27
PID 1984 wrote to memory of 1096	1984	Inv_7623980.exe	27
PID 1984 wrote to memory of 1096	1984	Inv_7623980.exe	27
PID 1984 wrote to memory of 1664	1984	Inv_7623980.exe	29
PID 1984 wrote to memory of 1664	1984	Inv_7623980.exe	29
PID 1984 wrote to memory of 1664	1984	Inv_7623980.exe	29
PID 1984 wrote to memory of 1664	1984	Inv_7623980.exe	29
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1984 wrote to memory of 856	1984	Inv_7623980.exe	31
PID 1344 wrote to memory of 912	1344	Explorer.EXE	32
PID 1344 wrote to memory of 912	1344	Explorer.EXE	32
PID 1344 wrote to memory of 912	1344	Explorer.EXE	32
PID 1344 wrote to memory of 912	1344	Explorer.EXE	32
PID 912 wrote to memory of 1548	912	ipconfig.exe	33
PID 912 wrote to memory of 1548	912	ipconfig.exe	33
PID 912 wrote to memory of 1548	912	ipconfig.exe	33
PID 912 wrote to memory of 1548	912	ipconfig.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe
  "C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tZcFLvdcCCYjA.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1096
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tZcFLvdcCCYjA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpECDF.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1664
- - 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:856
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:912
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1548

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

Scheduled Task

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
18e110730e204f2377fc22eb0cb81e9c

SHA1
1d19e324c5d9844abbac3eb6a10698510f7a5313

SHA256
81f4224494090350bb0e8a73d73d650e1e650e424e612f227ca31138f5fe7ee1

SHA512
d92f9d59526f63846d9a1871cdf3fb45c1dd7d10876566d2736f409f03bd817bc6563abef1650e674196f1fff93a95a26dbe93a2311e2812f34d01d73cfbd2a9

Download Submit
memory/856-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/856-78-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/856-76-0x00000000001A0000-0x00000000001B5000-memory.dmp

Filesize
84KB

Download
memory/856-75-0x0000000000CC0000-0x0000000000FC3000-memory.dmp

Filesize
3.0MB

Download
memory/856-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/856-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/856-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/912-79-0x0000000000770000-0x000000000077A000-memory.dmp

Filesize
40KB

Download
memory/912-80-0x0000000000770000-0x000000000077A000-memory.dmp

Filesize
40KB

Download
memory/912-85-0x0000000001E00000-0x0000000001E94000-memory.dmp

Filesize
592KB

Download
memory/912-83-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/912-82-0x0000000002030000-0x0000000002333000-memory.dmp

Filesize
3.0MB

Download
memory/912-81-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1096-74-0x0000000002710000-0x0000000002750000-memory.dmp

Filesize
256KB

Download
memory/1096-72-0x0000000002710000-0x0000000002750000-memory.dmp

Filesize
256KB

Download
memory/1344-77-0x0000000006A90000-0x0000000006C37000-memory.dmp

Filesize
1.7MB

Download
memory/1344-86-0x0000000006480000-0x000000000652B000-memory.dmp

Filesize
684KB

Download
memory/1344-87-0x0000000006480000-0x000000000652B000-memory.dmp

Filesize
684KB

Download
memory/1344-89-0x0000000006480000-0x000000000652B000-memory.dmp

Filesize
684KB

Download
memory/1984-56-0x0000000000430000-0x0000000000442000-memory.dmp

Filesize
72KB

Download
memory/1984-55-0x0000000004920000-0x0000000004960000-memory.dmp

Filesize
256KB

Download
memory/1984-54-0x0000000000A50000-0x0000000000B32000-memory.dmp

Filesize
904KB

Download
memory/1984-57-0x0000000004920000-0x0000000004960000-memory.dmp

Filesize
256KB

Download
memory/1984-67-0x0000000005E20000-0x0000000005E58000-memory.dmp

Filesize
224KB

Download
memory/1984-58-0x0000000000710000-0x000000000071A000-memory.dmp

Filesize
40KB

Download
memory/1984-59-0x0000000006100000-0x0000000006170000-memory.dmp

Filesize
448KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads