formbook | f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e

General

Target

f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
Size

770KB
MD5

bd6584d7e2508c10530a601da83ad1b6
SHA1

9416508aba8c25ffdb847a5c5edfa9e81556f022
SHA256

f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e
SHA512

4e3c648628ecb8b0e918662852969ea2c33b8eae4efd99fc1294c331f7cb30a86c9e1c3955b9d530542e23497b7e19715db7b3d44bab3a3633d9e8715c6d53bc
SSDEEP

24576:jpMvkAfsxfTmXQQlnUJablD1vE2Qtk6Fl:jEh0Yb+J4JvRuPFl

Score

10^/10

formbook md49 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

md49

Decoy

enithpro.shop

utozeed.agency

ornpicsbd.xyz

82yjj301.top

kphone.online

3ccha73hdl5.shop

seinow.online

usurrofest.info

2ads2s2.top

oritskul.net

etlivecasino.bet

erts.navy

anieubezpieczenia.online

dyhph1020pm.top

paceglide.space

ibmedia.net

arwyking.icu

soriaticarthritis101.today

earopia.shop

gctg2qt4h.top

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
behavioral1/memory/2840-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2840-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2848-23-0x0000000000080000-0x00000000000AF000-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
1952	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1292 set thread context of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 2840 set thread context of 1208	2840	vbc.exe	21
PID 2848 set thread context of 1208	2848	cmd.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	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
2840	vbc.exe
2840	vbc.exe
1952	powershell.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe
2848	cmd.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2840	vbc.exe
2840	vbc.exe
2840	vbc.exe
2848	cmd.exe
2848	cmd.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
Token: SeDebugPrivilege	2840	vbc.exe
Token: SeDebugPrivilege	1952	powershell.exe
Token: SeDebugPrivilege	2848	cmd.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 1952	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	31
PID 1292 wrote to memory of 1952	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	31
PID 1292 wrote to memory of 1952	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	31
PID 1292 wrote to memory of 1952	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	31
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1292 wrote to memory of 2840	1292	f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe	33
PID 1208 wrote to memory of 2848	1208	Explorer.EXE	34
PID 1208 wrote to memory of 2848	1208	Explorer.EXE	34
PID 1208 wrote to memory of 2848	1208	Explorer.EXE	34
PID 1208 wrote to memory of 2848	1208	Explorer.EXE	34
PID 2848 wrote to memory of 2660	2848	cmd.exe	35
PID 2848 wrote to memory of 2660	2848	cmd.exe	35
PID 2848 wrote to memory of 2660	2848	cmd.exe	35
PID 2848 wrote to memory of 2660	2848	cmd.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe
  "C:\Users\Admin\AppData\Local\Temp\f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f7cfd8a77e099b053a939902b4bc371cf0660070287b7f9f89971181d36be10e.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2840
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.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:2848
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

PowerShell

1

T1059.001

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

memory/1208-18-0x0000000006490000-0x00000000065C9000-memory.dmp

Filesize
1.2MB

Download
memory/1208-25-0x0000000006490000-0x00000000065C9000-memory.dmp

Filesize
1.2MB

Download
memory/1292-1-0x0000000000800000-0x00000000008C6000-memory.dmp

Filesize
792KB

Download
memory/1292-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-3-0x00000000005C0000-0x00000000005D2000-memory.dmp

Filesize
72KB

Download
memory/1292-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/1292-5-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-6-0x00000000052D0000-0x000000000534A000-memory.dmp

Filesize
488KB

Download
memory/1292-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/1292-21-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2840-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-14-0x0000000000D60000-0x0000000001063000-memory.dmp

Filesize
3.0MB

Download
memory/2840-17-0x0000000000280000-0x0000000000295000-memory.dmp

Filesize
84KB

Download
memory/2840-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2840-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2840-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2840-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2848-22-0x000000004A480000-0x000000004A4CC000-memory.dmp

Filesize
304KB

Download
memory/2848-23-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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