formbook | e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c

General

Target

e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
Size

601KB
MD5

c25280d4d72a9236aa54d2ada91645cd
SHA1

5001b704caaaffcbd48f6c78ed99afe29f8e469f
SHA256

e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c
SHA512

c875265984425426253d837558bede69e896aee3db7e4a58da9dcad37bf2731bb2f476efcf798bd6d897a2f8b8961e3f7fe716327c91b43a70f346a286b564f2
SSDEEP

12288:DyA9eCYHvr/f5YA1615nrKusVXBd91F8CVjxQag/NXA:2XlYAU15rKHVH91F8Chs

Score

10^/10

formbook hy08 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy08

Decoy

weazc.top

servoceimmpajhnuz.info

vqemkdhi.xyz

wergol.com

spa-mk.com

rtpsid88.life

tatetits.fun

raidsa.xyz

suojiansuode.net

jointhejunction.com

wudai.net

typeboot.shop

mksport-app.com

miocloud.ovh

taipan77pandan.com

wwwhg58a.com

khuahamiksai31.pro

carpedatumllc.net

safebinders.com

krx21.com

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/2728-20-0x0000000000400000-0x000000000042F000-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
2232	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3008 set thread context of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33

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	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
316	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
2232	powershell.exe
2728	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
Token: SeDebugPrivilege	2232	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2232	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	29
PID 3008 wrote to memory of 2232	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	29
PID 3008 wrote to memory of 2232	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	29
PID 3008 wrote to memory of 2232	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	29
PID 3008 wrote to memory of 316	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	31
PID 3008 wrote to memory of 316	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	31
PID 3008 wrote to memory of 316	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	31
PID 3008 wrote to memory of 316	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	31
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33
PID 3008 wrote to memory of 2728	3008	e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe	33

C:\Users\Admin\AppData\Local\Temp\e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
"C:\Users\Admin\AppData\Local\Temp\e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cATsHvRAuXD.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2232
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cATsHvRAuXD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD28B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:316
- C:\Users\Admin\AppData\Local\Temp\e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe
  "C:\Users\Admin\AppData\Local\Temp\e7053ab2745b3aef0e16e1ab0511cac5ba91a5ed9e3437b0eb4fbfbfd013295c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2728

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\tmpD28B.tmp

Filesize
1KB

MD5
feacd10a11875ca6ea2f059581838e62

SHA1
a5989a8f41f5292b815ed3f4024b977aee259e05

SHA256
1acd81881ad4dc059a0a95277b9d80838e270dcb956f098112a2a08b8ce7001d

SHA512
9e25fa0deed76d43cd85f786c51dee1c93b0fa91ca04bc3bbebe2beb52fc947920fe4e7276f5678dbb8f675688c4e364e5f6de091150b759cf27e34eedd8be27

Download Submit
memory/2728-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3008-3-0x0000000004AB0000-0x0000000004B4A000-memory.dmp

Filesize
616KB

Download
memory/3008-6-0x0000000073E70000-0x000000007455E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-7-0x0000000000FD0000-0x0000000001046000-memory.dmp

Filesize
472KB

Download
memory/3008-5-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

Filesize
4KB

Download
memory/3008-4-0x00000000005C0000-0x00000000005D8000-memory.dmp

Filesize
96KB

Download
memory/3008-0-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

Filesize
4KB

Download
memory/3008-2-0x0000000073E70000-0x000000007455E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-1-0x0000000001220000-0x00000000012BC000-memory.dmp

Filesize
624KB

Download
memory/3008-21-0x0000000073E70000-0x000000007455E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads