formbook | 380fd2dfe4b7be679e6eeca9c648e2f381a7f20b4640eaf2224d8e5ff0509172

General

Target

Request for quotation- Enquiry No55.exe
Size

696KB
MD5

fc9af02d076b78651a901d8fdec5a0f9
SHA1

aba47907f5717185cb4caf13aa5e7a4ca2bf003e
SHA256

e6d2c97461c6aac9ea130eaa96f9927b57998c04b5e7573a555caa729178a70c
SHA512

4b202232e9a127d31cc56e47b01f43c0a4925b2da62a33fcdac7c23daecd85d82af33bce391f2dbaf5b847271d9c5ecd7ec6602575d39946ad61c6027d8bf6b8
SSDEEP

12288:7Ke0fsk2iNwRL1ROZ+NU/SbJKT1hxhH3c4STBmZNvAjAGM6Dn5pDbXteGm6t:74F1Su+ewJixoTBmZAK6Dn3nm

Score

10^/10

formbook pna discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pna

Decoy

responsibleson.com

crown-friendly.info

cyberwastemanagement.com

broncoscards.com

artwithjessica.com

present-motherhood.com

alarmaantiokupacion.com

bluecollarjim.com

sneguard.com

digitalsept.com

terrycareerconsulting.com

watch-lover.site

funkytees.kiwi

xn--f1adbavc.online

hitchlove.com

elmejorsetup.com

koc14338.com

obruchalnye-kolca.com

zambezia-promo.info

mataangin.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/768-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/768-16-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/768-20-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
688	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2328 set thread context of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 768 set thread context of 1196	768	Request for quotation- Enquiry No55.exe	21
PID 768 set thread context of 1196	768	Request for quotation- Enquiry No55.exe	21
PID 2224 set thread context of 1196	2224	ipconfig.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Request for quotation- Enquiry No55.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2224	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
768	Request for quotation- Enquiry No55.exe
768	Request for quotation- Enquiry No55.exe
768	Request for quotation- Enquiry No55.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe
2224	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
768	Request for quotation- Enquiry No55.exe
768	Request for quotation- Enquiry No55.exe
768	Request for quotation- Enquiry No55.exe
768	Request for quotation- Enquiry No55.exe
2224	ipconfig.exe
2224	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	768	Request for quotation- Enquiry No55.exe
Token: SeDebugPrivilege	2224	ipconfig.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 2328 wrote to memory of 768	2328	Request for quotation- Enquiry No55.exe	31
PID 1196 wrote to memory of 2224	1196	Explorer.EXE	43
PID 1196 wrote to memory of 2224	1196	Explorer.EXE	43
PID 1196 wrote to memory of 2224	1196	Explorer.EXE	43
PID 1196 wrote to memory of 2224	1196	Explorer.EXE	43
PID 2224 wrote to memory of 688	2224	ipconfig.exe	44
PID 2224 wrote to memory of 688	2224	ipconfig.exe	44
PID 2224 wrote to memory of 688	2224	ipconfig.exe	44
PID 2224 wrote to memory of 688	2224	ipconfig.exe	44

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\Request for quotation- Enquiry No55.exe
  "C:\Users\Admin\AppData\Local\Temp\Request for quotation- Enquiry No55.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Users\Admin\AppData\Local\Temp\Request for quotation- Enquiry No55.exe
    "C:\Users\Admin\AppData\Local\Temp\Request for quotation- Enquiry No55.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:768
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2752
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2620
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2804
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:1972
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2856
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2580
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2644
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2588
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2536
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2528
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2548
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2224
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Request for quotation- Enquiry No55.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

memory/768-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/768-17-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/768-14-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/768-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/768-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/768-21-0x0000000000340000-0x0000000000354000-memory.dmp

Filesize
80KB

Download
memory/768-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/768-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/768-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1196-22-0x0000000004F80000-0x000000000509D000-memory.dmp

Filesize
1.1MB

Download
memory/1196-23-0x0000000004B60000-0x0000000004C23000-memory.dmp

Filesize
780KB

Download
memory/1196-18-0x0000000004B60000-0x0000000004C23000-memory.dmp

Filesize
780KB

Download
memory/1196-26-0x0000000004F80000-0x000000000509D000-memory.dmp

Filesize
1.1MB

Download
memory/2224-24-0x00000000007F0000-0x00000000007FA000-memory.dmp

Filesize
40KB

Download
memory/2224-25-0x00000000007F0000-0x00000000007FA000-memory.dmp

Filesize
40KB

Download
memory/2328-6-0x0000000004ED0000-0x0000000004F3C000-memory.dmp

Filesize
432KB

Download
memory/2328-13-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2328-7-0x00000000007B0000-0x00000000007E4000-memory.dmp

Filesize
208KB

Download
memory/2328-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/2328-5-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2328-4-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/2328-2-0x0000000000440000-0x0000000000450000-memory.dmp

Filesize
64KB

Download
memory/2328-3-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2328-1-0x0000000001130000-0x00000000011E4000-memory.dmp

Filesize
720KB

Download

Analysis

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