formbook | a8aff99f8bcbef5a0876b6acd7d0bec190b110a79df1b97e7a88d87c0fd95d77

General

Target

ftkyt.exe
Size

6KB
MD5

181fac370d823037dcad0d6bcc2cb09b
SHA1

68f0ace3d28f067310cccf6bfe4295aefea80e10
SHA256

1468812bd2ef069b5a184371088ecec787d572cc5439841e40f2185f293beaa7
SHA512

6c73580f591a6b966ae57a8757aa0249cdcf37b8250d2a979bb391a7c8fea460346f8fd1badea2a4d240c46907fe2246dfc019abc72ee5c9afe73fa3388230b5
SSDEEP

48:atkCjiL7MA9CpUGiPXXPuh5PtR+qCpUh0MovqHwI4IkPzI/iaIUIc7odlM7BXWjh:opeL7MAiiP4roM2V7acK7BHx

Score

10^/10

formbook g28p discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g28p

Decoy

whhmgs.asia

wellmedcaredirect.net

beggarded.com

wtpjiv.site

todo-celulares.com

parkitny.net

43345.top

pro-genie.com

cwdxz.com

cbc-inc.xyz

healthspots.net

rulil.top

pyramidaudit.solutions

k8sb15.live

hempaware.report

usclink.life

stayefs.net

05262.top

shop-izakaya-jin.com

iccworldcupnews.com

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
behavioral3/memory/1272-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral3/memory/2540-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral3/memory/2528-20-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2872	cmd.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 860 set thread context of 1272	860	ftkyt.exe	31
PID 860 set thread context of 2540	860	ftkyt.exe	32
PID 2540 set thread context of 1196	2540	ftkyt.exe	21
PID 1272 set thread context of 1196	1272	ftkyt.exe	21
PID 2528 set thread context of 1196	2528	colorcpl.exe	21

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	ftkyt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

pid	Process
1272	ftkyt.exe
2540	ftkyt.exe
2540	ftkyt.exe
1272	ftkyt.exe
1296	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2540	ftkyt.exe
1272	ftkyt.exe
2540	ftkyt.exe
2540	ftkyt.exe
1272	ftkyt.exe
1272	ftkyt.exe
2528	colorcpl.exe
2528	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	ftkyt.exe
Token: SeDebugPrivilege	1272	ftkyt.exe
Token: SeDebugPrivilege	2528	colorcpl.exe
Token: SeDebugPrivilege	1296	colorcpl.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 1272	860	ftkyt.exe	31
PID 860 wrote to memory of 1272	860	ftkyt.exe	31
PID 860 wrote to memory of 1272	860	ftkyt.exe	31
PID 860 wrote to memory of 1272	860	ftkyt.exe	31
PID 860 wrote to memory of 1272	860	ftkyt.exe	31
PID 860 wrote to memory of 2540	860	ftkyt.exe	32
PID 860 wrote to memory of 2540	860	ftkyt.exe	32
PID 860 wrote to memory of 2540	860	ftkyt.exe	32
PID 860 wrote to memory of 2540	860	ftkyt.exe	32
PID 860 wrote to memory of 2540	860	ftkyt.exe	32
PID 1196 wrote to memory of 2528	1196	Explorer.EXE	33
PID 1196 wrote to memory of 2528	1196	Explorer.EXE	33
PID 1196 wrote to memory of 2528	1196	Explorer.EXE	33
PID 1196 wrote to memory of 2528	1196	Explorer.EXE	33
PID 1196 wrote to memory of 1296	1196	Explorer.EXE	34
PID 1196 wrote to memory of 1296	1196	Explorer.EXE	34
PID 1196 wrote to memory of 1296	1196	Explorer.EXE	34
PID 1196 wrote to memory of 1296	1196	Explorer.EXE	34
PID 2528 wrote to memory of 2872	2528	colorcpl.exe	35
PID 2528 wrote to memory of 2872	2528	colorcpl.exe	35
PID 2528 wrote to memory of 2872	2528	colorcpl.exe	35
PID 2528 wrote to memory of 2872	2528	colorcpl.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\ftkyt.exe
  "C:\Users\Admin\AppData\Local\Temp\ftkyt.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Users\Admin\AppData\Local\Temp\ftkyt.exe
    "C:\Users\Admin\AppData\Local\Temp\ftkyt.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1272
- - C:\Users\Admin\AppData\Local\Temp\ftkyt.exe
    "C:\Users\Admin\AppData\Local\Temp\ftkyt.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2540
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:2528
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ftkyt.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2872
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/860-0-0x0000000000170000-0x0000000000172000-memory.dmp

Filesize
8KB

Download
memory/1196-27-0x00000000078F0000-0x0000000007A56000-memory.dmp

Filesize
1.4MB

Download
memory/1196-22-0x0000000004CF0000-0x0000000004DAE000-memory.dmp

Filesize
760KB

Download
memory/1196-21-0x0000000007060000-0x0000000007194000-memory.dmp

Filesize
1.2MB

Download
memory/1196-10-0x0000000004CF0000-0x0000000004DAE000-memory.dmp

Filesize
760KB

Download
memory/1196-7-0x0000000007060000-0x0000000007194000-memory.dmp

Filesize
1.2MB

Download
memory/1272-3-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/1272-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1272-8-0x000000000041F000-0x0000000000420000-memory.dmp

Filesize
4KB

Download
memory/1296-14-0x0000000000D70000-0x0000000000D88000-memory.dmp

Filesize
96KB

Download
memory/1296-12-0x0000000000D70000-0x0000000000D88000-memory.dmp

Filesize
96KB

Download
memory/2528-15-0x0000000000D70000-0x0000000000D88000-memory.dmp

Filesize
96KB

Download
memory/2528-17-0x0000000000D70000-0x0000000000D88000-memory.dmp

Filesize
96KB

Download
memory/2528-20-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/2540-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2540-5-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/2540-6-0x000000000041F000-0x0000000000420000-memory.dmp

Filesize
4KB

Download
memory/2540-4-0x0000000000A40000-0x0000000000D43000-memory.dmp

Filesize
3.0MB

Download

Analysis

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