formbook | eeda512cd19f34e76f9c65d2aaa2d6d8f7dcc56ec9e4e4db5c8190a6df42211e

General

Target

PO3117_002422.exe
Size

11KB
MD5

a870810c6219011f00d22b6881c322b7
SHA1

3569ca5bd8eb29b3fdaa5fbf2209ea69d38428fc
SHA256

996e0d318e87eec169553d7a73048312946a95d9f07cb6f7ac01227955ad619c
SHA512

0a95e3cbb62f387fd078dc3c81cb944bde566baecb14642f580249cb4a054e2b5e024103150552636f8f2a030a00927ce425f8da2d9ce492bcbc466db09605f7

Score

10^/10

formbook df48 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

df48

Decoy

tinder.pw

flowersfoodsbrands.net

broadbandbangalore.com

wittyhealthy.com

mediking.online

pounchbowl.com

gridkart.com

mobrtho.com

starlinerecruitment.com

ernieswinesandliquors.com

dsbvgf.com

messiahbaptist.church

sumsandals.com

familieheineken.online

fikifika.com

beg.wtf

euroconsult.net

radiologist24.com

fuji-privatevilla.com

flemming.store

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3736-136-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3736-142-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4668-146-0x00000000005B0000-0x00000000005DF000-memory.dmp	formbook
behavioral2/memory/4668-149-0x00000000005B0000-0x00000000005DF000-memory.dmp	formbook

Drops startup file 2 IoCs

Processes:

PO3117_002422.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO3117_002422.exe	PO3117_002422.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO3117_002422.exe	PO3117_002422.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

PO3117_002422.exePO3117_002422.exeipconfig.exe

description	pid	process	target process
PID 908 set thread context of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 3736 set thread context of 3064	3736	PO3117_002422.exe	Explorer.EXE
PID 4668 set thread context of 3064	4668	ipconfig.exe	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

4668 ipconfig.exe

pid	process
4668	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

PO3117_002422.exePO3117_002422.exeipconfig.exe

pid	process
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
908	PO3117_002422.exe
3736	PO3117_002422.exe
3736	PO3117_002422.exe
3736	PO3117_002422.exe
3736	PO3117_002422.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe
4668	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3064 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

PO3117_002422.exeipconfig.exe

pid process

3736 PO3117_002422.exe
3736 PO3117_002422.exe
3736 PO3117_002422.exe
4668 ipconfig.exe
4668 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PO3117_002422.exePO3117_002422.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 908 PO3117_002422.exe
Token: SeDebugPrivilege 3736 PO3117_002422.exe
Token: SeDebugPrivilege 4668 ipconfig.exe

pid	process
3064	Explorer.EXE

pid	process
3736	PO3117_002422.exe
3736	PO3117_002422.exe
3736	PO3117_002422.exe
4668	ipconfig.exe
4668	ipconfig.exe

description	pid	process
Token: SeDebugPrivilege	908	PO3117_002422.exe
Token: SeDebugPrivilege	3736	PO3117_002422.exe
Token: SeDebugPrivilege	4668	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

PO3117_002422.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 908 wrote to memory of 3736	908	PO3117_002422.exe	PO3117_002422.exe
PID 3064 wrote to memory of 4668	3064	Explorer.EXE	ipconfig.exe
PID 3064 wrote to memory of 4668	3064	Explorer.EXE	ipconfig.exe
PID 3064 wrote to memory of 4668	3064	Explorer.EXE	ipconfig.exe
PID 4668 wrote to memory of 1308	4668	ipconfig.exe	cmd.exe
PID 4668 wrote to memory of 1308	4668	ipconfig.exe	cmd.exe
PID 4668 wrote to memory of 1308	4668	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Users\Admin\AppData\Local\Temp\PO3117_002422.exe
  "C:\Users\Admin\AppData\Local\Temp\PO3117_002422.exe"
  2⤵
  - Drops startup file
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:908
- - C:\Users\Admin\AppData\Local\Temp\PO3117_002422.exe
    "C:\Users\Admin\AppData\Local\Temp\PO3117_002422.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3736
- 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:4668
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\PO3117_002422.exe"
    3⤵
    PID:1308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/908-130-0x0000000000A00000-0x0000000000A0A000-memory.dmp

Filesize
40KB

Download
memory/908-131-0x00000000058B0000-0x0000000005E54000-memory.dmp

Filesize
5.6MB

Download
memory/908-132-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/908-133-0x00000000069B0000-0x0000000006A4C000-memory.dmp

Filesize
624KB

Download
memory/908-134-0x0000000006A50000-0x0000000006AB6000-memory.dmp

Filesize
408KB

Download
memory/1308-143-0x0000000000000000-mapping.dmp

Download
memory/3064-140-0x00000000025D0000-0x0000000002697000-memory.dmp

Filesize
796KB

Download
memory/3064-148-0x0000000002980000-0x0000000002AB4000-memory.dmp

Filesize
1.2MB

Download
memory/3064-150-0x0000000002980000-0x0000000002AB4000-memory.dmp

Filesize
1.2MB

Download
memory/3736-138-0x0000000001460000-0x00000000017AA000-memory.dmp

Filesize
3.3MB

Download
memory/3736-139-0x00000000013F0000-0x0000000001404000-memory.dmp

Filesize
80KB

Download
memory/3736-136-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3736-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3736-135-0x0000000000000000-mapping.dmp

Download
memory/4668-141-0x0000000000000000-mapping.dmp

Download
memory/4668-146-0x00000000005B0000-0x00000000005DF000-memory.dmp

Filesize
188KB

Download
memory/4668-147-0x0000000000D60000-0x0000000000DF3000-memory.dmp

Filesize
588KB

Download
memory/4668-145-0x0000000000F20000-0x000000000126A000-memory.dmp

Filesize
3.3MB

Download
memory/4668-149-0x00000000005B0000-0x00000000005DF000-memory.dmp

Filesize
188KB

Download
memory/4668-144-0x00000000008C0000-0x00000000008CB000-memory.dmp

Filesize
44KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads