formbook | a5e52675e40a12f7805b2d3614a562c9c9f2d80f59dd6a6e6616d950a0dbbebe

General

Target

საბანკო გადარიცხვა pdf.exe
Size

607KB
MD5

f1b6c28862601615ed112a7d9fe4c522
SHA1

f6c57de91d90ab459c003264979f3200796cf1b7
SHA256

f27ca1ef4a89fb6d40bf7af8c8d31b3518883aee77d4fd0ce07279ad4699852b
SHA512

2d4e1c7bcf60d3a085aaa471ac017febd6b0a899faa92b9b18bcb18c136f392809027f58b2c96512b3713da837cf7a4617026aa63e830b7b8e82ac26cbc67fec
SSDEEP

12288:T4+13cDx3lNnuTjMmHZ9cMy7RY+9cJkf4OJFBsPaRtC:si+LNnAry7RY9Y4O7SD

Score

10^/10

formbook gy15 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy15

Decoy

yb40w.top

286live.com

poozonlife.com

availableweedsonline.com

22926839.com

petlovepet.fun

halbaexpress.com

newswingbd.com

discountdesh.com

jwoalhbn.xyz

dandevonald.com

incrediblyxb.christmas

ailia.pro

ga3ki3.com

99812.photos

richiecom.net

ummahskills.online

peakleyva.store

a1cbloodtest.com

insurancebygarry.com

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2944-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1956-22-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2148	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 2944 set thread context of 1304	2944	RegSvcs.exe	21
PID 1956 set thread context of 1304	1956	NAPSTAT.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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NAPSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	საბანკო გადარიცხვა pdf.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2192	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
1644	საბანკო გადარიცხვა pdf.exe
1644	საბანკო გადარიცხვა pdf.exe
2944	RegSvcs.exe
2944	RegSvcs.exe
2148	powershell.exe
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2944	RegSvcs.exe
2944	RegSvcs.exe
2944	RegSvcs.exe
1956	NAPSTAT.EXE
1956	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	საბანკო გადარიცხვა pdf.exe
Token: SeDebugPrivilege	2944	RegSvcs.exe
Token: SeDebugPrivilege	2148	powershell.exe
Token: SeDebugPrivilege	1956	NAPSTAT.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2148	1644	საბანკო გადარიცხვა pdf.exe	30
PID 1644 wrote to memory of 2148	1644	საბანკო გადარიცხვა pdf.exe	30
PID 1644 wrote to memory of 2148	1644	საბანკო გადარიცხვა pdf.exe	30
PID 1644 wrote to memory of 2148	1644	საბანკო გადარიცხვა pdf.exe	30
PID 1644 wrote to memory of 2192	1644	საბანკო გადარიცხვა pdf.exe	31
PID 1644 wrote to memory of 2192	1644	საბანკო გადარიცხვა pdf.exe	31
PID 1644 wrote to memory of 2192	1644	საბანკო გადარიცხვა pdf.exe	31
PID 1644 wrote to memory of 2192	1644	საბანკო გადარიცხვა pdf.exe	31
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1644 wrote to memory of 2944	1644	საბანკო გადარიცხვა pdf.exe	34
PID 1304 wrote to memory of 1956	1304	Explorer.EXE	35
PID 1304 wrote to memory of 1956	1304	Explorer.EXE	35
PID 1304 wrote to memory of 1956	1304	Explorer.EXE	35
PID 1304 wrote to memory of 1956	1304	Explorer.EXE	35
PID 1956 wrote to memory of 2692	1956	NAPSTAT.EXE	36
PID 1956 wrote to memory of 2692	1956	NAPSTAT.EXE	36
PID 1956 wrote to memory of 2692	1956	NAPSTAT.EXE	36
PID 1956 wrote to memory of 2692	1956	NAPSTAT.EXE	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Users\Admin\AppData\Local\Temp\საბანკო გადარიცხვა pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\საბანკო გადარიცხვა pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vAynSWQKBkHb.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2148
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vAynSWQKBkHb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD920.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2192
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2944
- C:\Windows\SysWOW64\NAPSTAT.EXE
  "C:\Windows\SysWOW64\NAPSTAT.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:1956
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD920.tmp

Filesize
1KB

MD5
cb7e5decd46005bc1658a81ca5c603d0

SHA1
25c23fbd39b1602dfeb3f694789b7102fff295ab

SHA256
632a3ee987bb230b3d417a1d6d261856b72467c75063800ea75f61e261350647

SHA512
6ed2071b24d3e8e15ae1aaf4fc0bd2539848f1bfe237d3d723c47ad069efb621d715d2d7603c79a7fcef8c6b2c88141377b685093e0179965d1e384ae6623b22

Download Submit
memory/1644-3-0x00000000005D0000-0x00000000005EE000-memory.dmp

Filesize
120KB

Download
memory/1644-2-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/1644-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/1644-4-0x0000000001DA0000-0x0000000001DB6000-memory.dmp

Filesize
88KB

Download
memory/1644-5-0x0000000005060000-0x00000000050D6000-memory.dmp

Filesize
472KB

Download
memory/1644-1-0x00000000003C0000-0x000000000045E000-memory.dmp

Filesize
632KB

Download
memory/1644-19-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/1956-21-0x00000000008F0000-0x0000000000936000-memory.dmp

Filesize
280KB

Download
memory/1956-22-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2944-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2944-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2944-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2944-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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