formbook | f53d22a170fad5a62416ad82220d188bbda9ca64c9dc509920019698bff1cb74

General

Target

SHIPPING DOCUMENTS.exe
Size

286KB
MD5

3bfed708b8b2bb2218e5aaea51af6c87
SHA1

89f8ddd855e13bbfadd3bc0fabba8f92242eb6b7
SHA256

c05bf234f0a814069b3cd844d38944e8e704bff80981657d549041b84c905da0
SHA512

bdc3657efb44736c96857c3a63d53b9ed4bd71c4c022fbd87f18f59aa46fda87f8ff0e4be735efbee7e06dc2e1dd2010996e51d0c06a7bcbf09c40e0960da46e
SSDEEP

6144:6Qqes0a6E1950u0f96+A9VIbpY26NIctdRPvB:816sPlZkpAIctfPvB

Score

10^/10

formbook ngvm discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ngvm

Decoy

justiceforashleymoore.com

tyqbfe.com

zydonghua.com

crossfootwear.com

mysticlight-shop.com

digitaldefenseacademy.com

joyfulgoodies.com

blog-kotori-haru.com

atelierlinneakunstoghelse.com

destinyonlineacademy.com

series.onl

bellizzo.com

totalscalpsolutions.com

musicrowstudiorecording.com

digitalgamerentals.com

princecreativehk.com

bitchesofzion.com

imodalmarine.com

chilly-sauce.com

studionikolla.com

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/972-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/972-15-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/972-18-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2816-26-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2896	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
2000	SHIPPING DOCUMENTS.exe
2000	SHIPPING DOCUMENTS.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2000 set thread context of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 972 set thread context of 1192	972	SHIPPING DOCUMENTS.exe	21
PID 972 set thread context of 1192	972	SHIPPING DOCUMENTS.exe	21
PID 2816 set thread context of 1192	2816	help.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 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	SHIPPING DOCUMENTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2000	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
2896	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
972	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe
2816	help.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2000	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
972	SHIPPING DOCUMENTS.exe
2816	help.exe
2816	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	972	SHIPPING DOCUMENTS.exe
Token: SeDebugPrivilege	2816	help.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 2000 wrote to memory of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 2000 wrote to memory of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 2000 wrote to memory of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 2000 wrote to memory of 972	2000	SHIPPING DOCUMENTS.exe	31
PID 1192 wrote to memory of 2816	1192	Explorer.EXE	32
PID 1192 wrote to memory of 2816	1192	Explorer.EXE	32
PID 1192 wrote to memory of 2816	1192	Explorer.EXE	32
PID 1192 wrote to memory of 2816	1192	Explorer.EXE	32
PID 2816 wrote to memory of 2896	2816	help.exe	33
PID 2816 wrote to memory of 2896	2816	help.exe	33
PID 2816 wrote to memory of 2896	2816	help.exe	33
PID 2816 wrote to memory of 2896	2816	help.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe
  "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:972
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:2816
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:2896

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsjCD6E.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
memory/972-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/972-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/972-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1192-16-0x0000000004E50000-0x0000000004FB2000-memory.dmp

Filesize
1.4MB

Download
memory/1192-19-0x0000000004E50000-0x0000000004FB2000-memory.dmp

Filesize
1.4MB

Download
memory/1192-20-0x0000000004350000-0x000000000440C000-memory.dmp

Filesize
752KB

Download
memory/1192-27-0x0000000004350000-0x000000000440C000-memory.dmp

Filesize
752KB

Download
memory/2000-12-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/2816-23-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/2816-25-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/2816-26-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download

Analysis

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