formbook | 4c47900e63bacd2bf4fc5b47d08e2235e09dbf97f4f28c44b668cc0f70a121ee

General

Target

Order Nr U764D.exe
Size

255KB
MD5

04a169e7e5c9ea7a92a2ab3debf63f41
SHA1

c1b35c61e8ee1382f7f83c182ccadf4bac6be2e8
SHA256

afc6417a1f71fe5406d149c95b046b997a99421f92f4fb8398908b73675c2012
SHA512

c5c932f02ae2f6ad6a67418a3302356fde44fa194eb9f6d02e6c150865fd9b87892187bf3e6aa379e9caea90892a8238b9ac3925e4e77444a2cfaa81dcf517fb
SSDEEP

6144:mbE/HUbWRhd2L+uUgXCafRcIVqvP5xGKO1B3kqg4:mb/EhS33cIVqZAKUXp

Score

10^/10

formbook mr06 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mr06

Decoy

dreamrose.shop

bamdadlive.com

avastfr.com

aishabolduc.design

nobulldownhill.com

navis.store

paintingsantaclarita.com

wdidfhqo9751ds.link

epilateurlaser.info

expertdoctor.xyz

jtfaqyxo.work

zrexvita.live

coloradomarketingfirm.com

prestigehospitality.solutions

bmayple.com

sea-food.online

mejor-proteccion-es.click

tophatlimitless.buzz

inailshickorycreek.com

tintash-sg.net

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2948-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2772-23-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Executes dropped EXE 1 IoCs

pid	Process
2584	nnmdtjq.exe

Loads dropped DLL 3 IoCs

pid	Process
2936	Order Nr U764D.exe
2584	nnmdtjq.exe
2948	nnmdtjq.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2584 set thread context of 2948	2584	nnmdtjq.exe	32
PID 2948 set thread context of 1412	2948	nnmdtjq.exe	21
PID 2772 set thread context of 1412	2772	cmstp.exe	21

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	Order Nr U764D.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nnmdtjq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2948	nnmdtjq.exe
2948	nnmdtjq.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe
2772	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2948	nnmdtjq.exe
2948	nnmdtjq.exe
2948	nnmdtjq.exe
2772	cmstp.exe
2772	cmstp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	nnmdtjq.exe
Token: SeDebugPrivilege	2772	cmstp.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2584	2936	Order Nr U764D.exe	30
PID 2936 wrote to memory of 2584	2936	Order Nr U764D.exe	30
PID 2936 wrote to memory of 2584	2936	Order Nr U764D.exe	30
PID 2936 wrote to memory of 2584	2936	Order Nr U764D.exe	30
PID 2584 wrote to memory of 2948	2584	nnmdtjq.exe	32
PID 2584 wrote to memory of 2948	2584	nnmdtjq.exe	32
PID 2584 wrote to memory of 2948	2584	nnmdtjq.exe	32
PID 2584 wrote to memory of 2948	2584	nnmdtjq.exe	32
PID 2584 wrote to memory of 2948	2584	nnmdtjq.exe	32
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 1412 wrote to memory of 2772	1412	Explorer.EXE	42
PID 2772 wrote to memory of 2588	2772	cmstp.exe	43
PID 2772 wrote to memory of 2588	2772	cmstp.exe	43
PID 2772 wrote to memory of 2588	2772	cmstp.exe	43
PID 2772 wrote to memory of 2588	2772	cmstp.exe	43

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1412
- C:\Users\Admin\AppData\Local\Temp\Order Nr U764D.exe
  "C:\Users\Admin\AppData\Local\Temp\Order Nr U764D.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe
    "C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2584
  - - C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe
      "C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe"
      4⤵
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2948
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2944
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3012
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2908
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1476
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2372
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2920
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2924
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2168
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2176
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

C:\Users\Admin\AppData\Local\Temp\copmmpzmfyt.ogp

Filesize
4KB

MD5
b472438e8c315aa6af34d23e91d6b0a7

SHA1
5f3c21d6e3da172c95039f8d78ef3d9887ba287d

SHA256
fd25e44e4e65785d90081fafe4a1ef3629b41a9d37acb833460e789f9e9a921e

SHA512
76e6b57bb44bf7cbdca74f6fead456c3b50680fb77c1573d2967513002d05bae2509166de8c7946375ce3da139e2ee04cd0c78f9e3d46801e5f170c73f0c06fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\nnmdtjq.exe

Filesize
59KB

MD5
8b5d0587ce1121389864bdcf9559d294

SHA1
2b903d531834992e37fab920d7b000187a9833bc

SHA256
f57122b7b5a7eff1b245080a876201adfe42eefa299d30dfc140f0427e139285

SHA512
79e92611bab464b6c56f6fb7da20d688a6d0852f9515eb68065ddfca71a6d507f591fd8e6c7a7696b025f8d1341953b920c4abd6b170f34cc6c173fc50d72f6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\qgztobna.uag

Filesize
185KB

MD5
82c6372659af5de6f973de4939e76030

SHA1
7e88829c2585ffac7531d6e33a0778cef45d75c8

SHA256
766b75812ff45f89b27284d5371aa5afc14dd84326a362de173e40f8c919a822

SHA512
ab5fd72c8a41183206d365b409ccf79fe6752319e0b55e440b34f84a258eb91983dd5bcaf3cfe36e9a695bf5e5679a9cea57f998b951b782458c67b4afcddc77

Download Submit
memory/1412-18-0x0000000006BA0000-0x0000000006D22000-memory.dmp

Filesize
1.5MB

Download
memory/1412-29-0x0000000004150000-0x00000000041F0000-memory.dmp

Filesize
640KB

Download
memory/1412-24-0x0000000006BA0000-0x0000000006D22000-memory.dmp

Filesize
1.5MB

Download
memory/1412-17-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2584-9-0x0000000000090000-0x0000000000092000-memory.dmp

Filesize
8KB

Download
memory/2772-20-0x0000000000E00000-0x0000000000E18000-memory.dmp

Filesize
96KB

Download
memory/2772-22-0x0000000000E00000-0x0000000000E18000-memory.dmp

Filesize
96KB

Download
memory/2772-23-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2948-15-0x000000000041F000-0x0000000000420000-memory.dmp

Filesize
4KB

Download
memory/2948-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-14-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download

Analysis

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