formbook | c327cc4c54ba20e649ab27c83ea7d5fcf2a596ae3f9feb50b2f5d550bcb71bf8

General

Target

quote-THP1403 080620.exe
Size

456KB
MD5

04e9512a58cc579f1a304cf851c26953
SHA1

11abbf143e53cc33fd9f3faaafcd405d1554c3ab
SHA256

c327cc4c54ba20e649ab27c83ea7d5fcf2a596ae3f9feb50b2f5d550bcb71bf8
SHA512

89bc87c2289b3dc9ed2aef97ce3a44634c60d0f8fb842691fa7c1a2ec6a184fad7ab345d8d5fd673f4e283e6e3774f6d5ee8522abb29e9aba4d2c29f0f80967f

Score

10^/10

spyware trojan stealer formbook persistence

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Jebvhj2e\Cookieszvalr.exe	cmd.exe

Adds Run entry to policy start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	cmd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\NZ7DE = "C:\\Program Files (x86)\\Jebvhj2e\\Cookieszvalr.exe"	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1432 set thread context of 1780	1432	quote-THP1403 080620.exe	26
PID 1780 set thread context of 1312	1780	RegSvcs.exe	20
PID 1780 set thread context of 1312	1780	RegSvcs.exe	20
PID 1836 set thread context of 1312	1836	cmd.exe	20

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1780	RegSvcs.exe
Token: SeDebugPrivilege	1836	cmd.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1780	RegSvcs.exe
1780	RegSvcs.exe
1780	RegSvcs.exe
1780	RegSvcs.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE

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

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	cmd.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1432 wrote to memory of 1780	1432	quote-THP1403 080620.exe	26
PID 1780 wrote to memory of 1836	1780	RegSvcs.exe	27
PID 1780 wrote to memory of 1836	1780	RegSvcs.exe	27
PID 1780 wrote to memory of 1836	1780	RegSvcs.exe	27
PID 1780 wrote to memory of 1836	1780	RegSvcs.exe	27
PID 1836 wrote to memory of 1840	1836	cmd.exe	28
PID 1836 wrote to memory of 1840	1836	cmd.exe	28
PID 1836 wrote to memory of 1840	1836	cmd.exe	28
PID 1836 wrote to memory of 1840	1836	cmd.exe	28
PID 1836 wrote to memory of 1888	1836	cmd.exe	31
PID 1836 wrote to memory of 1888	1836	cmd.exe	31
PID 1836 wrote to memory of 1888	1836	cmd.exe	31
PID 1836 wrote to memory of 1888	1836	cmd.exe	31
PID 1836 wrote to memory of 1888	1836	cmd.exe	31

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
1780	RegSvcs.exe
1780	RegSvcs.exe
1780	RegSvcs.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe
1836	cmd.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-910373003-3952921535-3480519689-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SendNotifyMessage
- Suspicious use of FindShellTrayWindow
PID:1312
- C:\Users\Admin\AppData\Local\Temp\quote-THP1403 080620.exe
  "C:\Users\Admin\AppData\Local\Temp\quote-THP1403 080620.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1432
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    - Suspicious behavior: EnumeratesProcesses
    PID:1780
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\SysWOW64\cmd.exe"
      4⤵
      Drops file in Program Files directory
      Adds Run entry to policy start application
      Suspicious use of SetThreadContext
      Suspicious use of AdjustPrivilegeToken
      Suspicious behavior: MapViewOfSection
      System policy modification
      Suspicious use of WriteProcessMemory
      Suspicious behavior: EnumeratesProcesses
      Modifies Internet Explorer settings
      PID:1836
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
        5⤵
        
        PID:1840
    - - C:\Program Files\Mozilla Firefox\Firefox.exe
        
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        5⤵
        
        PID:1888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1312-2-0x00000000041E0000-0x00000000042D3000-memory.dmp

Filesize
972KB

Download
memory/1312-7-0x0000000006990000-0x0000000006AE0000-memory.dmp

Filesize
1.3MB

Download
memory/1780-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1836-8-0x00000000775C0000-0x00000000775CC000-memory.dmp

Filesize
48KB

Download
memory/1836-9-0x0000000075960000-0x0000000075A7D000-memory.dmp

Filesize
1.1MB

Download
memory/1836-10-0x00000000756F0000-0x000000007584C000-memory.dmp

Filesize
1.4MB

Download
memory/1836-11-0x0000000003CD0000-0x0000000003DFE000-memory.dmp

Filesize
1.2MB

Download
memory/1836-6-0x0000000001EA0000-0x0000000001F9B000-memory.dmp

Filesize
1004KB

Download
memory/1836-4-0x000000004AA40000-0x000000004AA8C000-memory.dmp

Filesize
304KB

Download
memory/1888-13-0x000000013F720000-0x000000013F7B3000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads