formbook | 82c24935270870bb35719f35c29075f8bf02894bf81ba28e66983aa2247472a8

General

Target

swift.0292981716.PDF.exe
Size

882KB
MD5

63e73fe914c68e9b5df621de7f917864
SHA1

8ccc87486036ca608079227976594ff0dfb17b0f
SHA256

82c24935270870bb35719f35c29075f8bf02894bf81ba28e66983aa2247472a8
SHA512

d38d3c5e42befcdac06ab96dacb2a0d2bdf3e16f3f944263820acf12e7f247e8a626d0b1621c528077f53c4001fe5009db78021115e3e791809987bcbbab7777

Score

10^/10

formbook 3nop persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.com

Signatures

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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3364-135-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral2/memory/3364-137-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral2/memory/2112-143-0x0000000002CE0000-0x0000000002D0E000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

swift.0292981716.PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nzjvrzr = "C:\\Users\\Public\\rzrvjzN.url"	swift.0292981716.PDF.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.exesystray.exe

description	pid	process	target process
PID 3364 set thread context of 2412	3364	DpiScaling.exe	Explorer.EXE
PID 2112 set thread context of 2412	2112	systray.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes:

DpiScaling.exesystray.exe

pid	process
3364	DpiScaling.exe
3364	DpiScaling.exe
3364	DpiScaling.exe
3364	DpiScaling.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe
2112	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2412 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DpiScaling.exesystray.exe

pid process

3364 DpiScaling.exe
3364 DpiScaling.exe
3364 DpiScaling.exe
2112 systray.exe
2112 systray.exe

pid	process
2412	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

DpiScaling.exesystray.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3364	DpiScaling.exe
Token: SeDebugPrivilege	2112	systray.exe
Token: SeShutdownPrivilege	2412	Explorer.EXE
Token: SeCreatePagefilePrivilege	2412	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

swift.0292981716.PDF.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 4092 wrote to memory of 3364	4092	swift.0292981716.PDF.exe	DpiScaling.exe
PID 2412 wrote to memory of 2112	2412	Explorer.EXE	systray.exe
PID 2412 wrote to memory of 2112	2412	Explorer.EXE	systray.exe
PID 2412 wrote to memory of 2112	2412	Explorer.EXE	systray.exe
PID 2112 wrote to memory of 3644	2112	systray.exe	cmd.exe
PID 2112 wrote to memory of 3644	2112	systray.exe	cmd.exe
PID 2112 wrote to memory of 3644	2112	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412

C:\Users\Admin\AppData\Local\Temp\swift.0292981716.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\swift.0292981716.PDF.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4092

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3364

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:3280

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2432

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2012

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1932

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:3568

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2112

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:3644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2112-145-0x0000000004A30000-0x0000000004AC3000-memory.dmp

Filesize
588KB

Download
memory/2112-144-0x0000000004CF0000-0x000000000503A000-memory.dmp

Filesize
3.3MB

Download
memory/2112-143-0x0000000002CE0000-0x0000000002D0E000-memory.dmp

Filesize
184KB

Download
memory/2112-142-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2412-141-0x00000000088B0000-0x0000000008A03000-memory.dmp

Filesize
1.3MB

Download
memory/2412-146-0x00000000081F0000-0x00000000082FD000-memory.dmp

Filesize
1.1MB

Download
memory/3364-135-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/3364-139-0x000000007249E000-0x000000007249F000-memory.dmp

Filesize
4KB

Download
memory/3364-140-0x0000000003570000-0x0000000003584000-memory.dmp

Filesize
80KB

Download
memory/3364-138-0x0000000005220000-0x000000000556A000-memory.dmp

Filesize
3.3MB

Download
memory/3364-137-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/3364-136-0x0000000003250000-0x0000000003251000-memory.dmp

Filesize
4KB

Download
memory/4092-130-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/4092-134-0x0000000003F26000-0x0000000003F27000-memory.dmp

Filesize
4KB

Download
memory/4092-132-0x0000000000406000-0x0000000000407000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads