formbook | 596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f

General

Target

596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
Size

677KB
MD5

86926b8ab8f00f27eb69f2793db47f68
SHA1

fb0e93fd743510cee1045712d1dc8dd887a3b9ca
SHA256

596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f
SHA512

b0276dd9ac758a4e0f02d311c6605aaa315d8afc6a29d90e8a4685ebec515febbc107ac7c129f7ed29e63d60103d354f4495db2573347850235ac5aff515091e
SSDEEP

12288:RLbMeV3JxmLAaK/d32fOOce2F7e6PMLeLdAh3qMu4UXL6L:R5bxmLAaMr9e6kSyhat4UXm

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2772-17-0x0000000000400000-0x000000000042F000-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
2812	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2172 set thread context of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34

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	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2772	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
2812	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2812	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2812	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	30
PID 2172 wrote to memory of 2812	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	30
PID 2172 wrote to memory of 2812	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	30
PID 2172 wrote to memory of 2812	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	30
PID 2172 wrote to memory of 2692	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	31
PID 2172 wrote to memory of 2692	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	31
PID 2172 wrote to memory of 2692	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	31
PID 2172 wrote to memory of 2692	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	31
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34
PID 2172 wrote to memory of 2772	2172	596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe	34

C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
"C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CXVSFLX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2812
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CXVSFLX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp37E2.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2692
- C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe
  "C:\Users\Admin\AppData\Local\Temp\596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2772

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\tmp37E2.tmp

Filesize
1KB

MD5
e752b6ddd855700e1d48836d7649cce3

SHA1
76381e1f1ca16d5c2bfae2dbeb663233f830a430

SHA256
d7a86365f96d0493054dff17612b1d43b189ef7e9fbf3cd55e1c0b1db5da1caa

SHA512
3a90f9f3ffb1691853f226956c4ded9adbd333c3dccca82e36306dda24c0f89ee621ec3c94db075d8c56885ef8d56ceb824230f56c5a253d863562e68209ee50

Download Submit
memory/2172-6-0x0000000005120000-0x0000000005196000-memory.dmp

Filesize
472KB

Download
memory/2172-2-0x0000000074D10000-0x00000000753FE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-3-0x0000000000530000-0x000000000054A000-memory.dmp

Filesize
104KB

Download
memory/2172-4-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/2172-5-0x0000000074D10000-0x00000000753FE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/2172-1-0x0000000000A50000-0x0000000000AFE000-memory.dmp

Filesize
696KB

Download
memory/2172-18-0x0000000074D10000-0x00000000753FE000-memory.dmp

Filesize
6.9MB

Download
memory/2772-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2772-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2772-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads