formbook | 6580bd82670a9466345f7783c912ef71a093136682c03ed854033a5fe7cd52de

Analysis

max time kernel
148s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/10/2026, 16:14

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General

Target
channelhostqijq.exe
Size 16KB
Sample261001-tpwava1wat
SHA256 6580bd82670a9466345f7783c912ef71a093136682c03ed854033a5fe7cd52de
MD5 b1550304db301a5b23b05d1c898dc1c1
SHA1 af0bf25b4cc5fc0078b1f1dd0b6027545f63839b
SHA512 026fa22cabbaee1d8fecde740e32096bae43ba2ed942a61af2769349b5c0098698a443ca67c82300ccce6d2bf3a849e978dcefa6516d0ff557477484bfec9d34
SSDEEP 384:serVM7X56NdeEm9vNP4iI62LCg9KvNdJ3DhKALhwqFdJpJgLa0MpTE2t7:serVMlVBLq6Lg9KvNdJ3VKALhfgLa1lT
TLSH
T18672FA2F9B81FA2AD85A55B3E2F543F16975E33109459C1AE3402FF0FF31A91260931E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery formbook rat spyware stealer trojan

Malware Config

Signatures

Family: 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
behavioral2/memory/4300-4-0x0000000001760000-0x00000000017A6000-memory.dmp	family_formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3704 set thread context of 4300	3704	channelhostqijq.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 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	channelhostqijq.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4300	MSBuild.exe
4300	MSBuild.exe
4300	MSBuild.exe
4300	MSBuild.exe
4300	MSBuild.exe
4300	MSBuild.exe
4300	MSBuild.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 4300	3704	channelhostqijq.exe	89
PID 3704 wrote to memory of 4300	3704	channelhostqijq.exe	89
PID 3704 wrote to memory of 4300	3704	channelhostqijq.exe	89

C:\Users\Admin\AppData\Local\Temp\channelhostqijq.exe
"C:\Users\Admin\AppData\Local\Temp\channelhostqijq.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4300

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4300-0-0x0000000000400000-0x0000000000446000-memory.dmp

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memory/4300-1-0x0000000001760000-0x00000000017A6000-memory.dmp

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memory/4300-2-0x0000000001B40000-0x0000000001EB4000-memory.dmp

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memory/4300-3-0x0000000001760000-0x00000000017A6000-memory.dmp

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memory/4300-4-0x0000000001760000-0x00000000017A6000-memory.dmp

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