formbook | b575be29720f27a08220d8b155e68bb70cd1f0d3a9a3bfb261873f3fa639d6b6

General

Target

INV No. SMEPL03122-23 & PL.pdf.exe
Size

578KB
MD5

59596155c337dcf53ce09d9fe86a289f
SHA1

613ef8cb6aa875f406905f68d4e42e4509e36bb9
SHA256

b575be29720f27a08220d8b155e68bb70cd1f0d3a9a3bfb261873f3fa639d6b6
SHA512

350d8812c71eed902334ec66efc15a916ecd91a97f789b75d57674a249be0738a9b41dcdc8229fed99f4e5cf7b1194c0b49e1045803e3513a0557d9ae43af52f

Score

10^/10

formbook ba17 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ba17

Decoy

bearwant.com

sdsguanfang.com

steamcommunityvia.top

sugarplumtreasures.com

koronislakefishing.com

jmae.xyz

xhxnqemkiqe.xyz

playzcrew.com

zatwsbq.com

lankofix.com

sh-zhepeng.com

mibodamisxv.online

butterflyjewelry.store

finestrecitalto-spottoday.info

globomateria.com

royalmdarts.com

d4af10836709.com

shepwill.com

67aldrich.info

trustedmakers.club

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1496-62-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1496-63-0x000000000041F1E0-mapping.dmp	formbook
behavioral1/memory/1496-65-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1496-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/984-76-0x00000000001F0000-0x000000000021F000-memory.dmp	formbook
behavioral1/memory/984-80-0x00000000001F0000-0x000000000021F000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

900 cmd.exe

pid	process
900	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

INV No. SMEPL03122-23 & PL.pdf.exeINV No. SMEPL03122-23 & PL.pdf.exenetsh.exe

description	pid	process	target process
PID 892 set thread context of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 1496 set thread context of 1344	1496	INV No. SMEPL03122-23 & PL.pdf.exe	Explorer.EXE
PID 1496 set thread context of 1344	1496	INV No. SMEPL03122-23 & PL.pdf.exe	Explorer.EXE
PID 984 set thread context of 1344	984	netsh.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

INV No. SMEPL03122-23 & PL.pdf.exeINV No. SMEPL03122-23 & PL.pdf.exenetsh.exe

pid	process
892	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe
984	netsh.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

INV No. SMEPL03122-23 & PL.pdf.exenetsh.exe

pid	process
1496	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
1496	INV No. SMEPL03122-23 & PL.pdf.exe
984	netsh.exe
984	netsh.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

INV No. SMEPL03122-23 & PL.pdf.exeINV No. SMEPL03122-23 & PL.pdf.exenetsh.exe

description	pid	process
Token: SeDebugPrivilege	892	INV No. SMEPL03122-23 & PL.pdf.exe
Token: SeDebugPrivilege	1496	INV No. SMEPL03122-23 & PL.pdf.exe
Token: SeDebugPrivilege	984	netsh.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1344 Explorer.EXE
1344 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1344 Explorer.EXE
1344 Explorer.EXE

pid	process
1344	Explorer.EXE
1344	Explorer.EXE

pid	process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

INV No. SMEPL03122-23 & PL.pdf.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 892 wrote to memory of 1496	892	INV No. SMEPL03122-23 & PL.pdf.exe	INV No. SMEPL03122-23 & PL.pdf.exe
PID 1344 wrote to memory of 984	1344	Explorer.EXE	netsh.exe
PID 1344 wrote to memory of 984	1344	Explorer.EXE	netsh.exe
PID 1344 wrote to memory of 984	1344	Explorer.EXE	netsh.exe
PID 1344 wrote to memory of 984	1344	Explorer.EXE	netsh.exe
PID 984 wrote to memory of 900	984	netsh.exe	cmd.exe
PID 984 wrote to memory of 900	984	netsh.exe	cmd.exe
PID 984 wrote to memory of 900	984	netsh.exe	cmd.exe
PID 984 wrote to memory of 900	984	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1344

C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:892

C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1496

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe"
3⤵
- Deletes itself
PID:900

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/892-54-0x0000000010A80000-0x0000000010B16000-memory.dmp

Filesize
600KB

Download
memory/892-55-0x0000000076561000-0x0000000076563000-memory.dmp

Filesize
8KB

Download
memory/892-56-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/892-57-0x0000000005AE0000-0x0000000005B68000-memory.dmp

Filesize
544KB

Download
memory/892-58-0x0000000001F30000-0x0000000001F64000-memory.dmp

Filesize
208KB

Download
memory/900-74-0x0000000000000000-mapping.dmp

Download
memory/984-80-0x00000000001F0000-0x000000000021F000-memory.dmp

Filesize
188KB

Download
memory/984-78-0x0000000000960000-0x00000000009F4000-memory.dmp

Filesize
592KB

Download
memory/984-77-0x00000000020E0000-0x00000000023E3000-memory.dmp

Filesize
3.0MB

Download
memory/984-76-0x00000000001F0000-0x000000000021F000-memory.dmp

Filesize
188KB

Download
memory/984-75-0x0000000000CC0000-0x0000000000CDB000-memory.dmp

Filesize
108KB

Download
memory/984-72-0x0000000000000000-mapping.dmp

Download
memory/1344-68-0x0000000007000000-0x0000000007145000-memory.dmp

Filesize
1.3MB

Download
memory/1344-71-0x0000000004120000-0x00000000041D2000-memory.dmp

Filesize
712KB

Download
memory/1344-79-0x0000000007150000-0x00000000072C8000-memory.dmp

Filesize
1.5MB

Download
memory/1344-81-0x0000000007150000-0x00000000072C8000-memory.dmp

Filesize
1.5MB

Download
memory/1496-70-0x00000000002F0000-0x0000000000305000-memory.dmp

Filesize
84KB

Download
memory/1496-67-0x0000000000290000-0x00000000002A5000-memory.dmp

Filesize
84KB

Download
memory/1496-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-66-0x0000000000820000-0x0000000000B23000-memory.dmp

Filesize
3.0MB

Download
memory/1496-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-63-0x000000000041F1E0-mapping.dmp

Download
memory/1496-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads