formbook | 36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4

Analysis

max time kernel
146s
max time network
124s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
27/02/2025, 02:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
Size

665KB
MD5

78fe6d31c4628807f53c8114f6007111
SHA1

8d3ba0fe1b6cf783f21595b8e43c4da5ac6a370a
SHA256

36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4
SHA512

4cb3e835651f208e3a5e0f9022b6acfb94ffba6a6e2c281fca4f9a65d4f20c31e83b5e1af29c9e39aed5d3581fcbdfa3977a7bfec9c12fd4f7b26db09c5bf800
SSDEEP

12288:sO383le9ci9+zEn8fB6SWolRC8jiWBszT17zSF6:s43/+zEnSUkRC6i517c

Score

10^/10

formbook my18 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

my18

Decoy

cicotte.shop

tetrf.net

rkidnclothing.net

ibriz.online

49fb2ka.top

matic.xyz

yh.lol

f59m.club

vc-panels-coral.sbs

tpsx.top

ealturmat.xyz

sianglobalinvestment.site

ourpetia.online

q801.info

oslslat.store

gt77.net

skpmypqxn.xyz

nackcy.shop

abfyxerlink.info

rym.net

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2216-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2508-29-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2300	powershell.exe
2440	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2596 set thread context of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2216 set thread context of 1184	2216	RegSvcs.exe	21
PID 2508 set thread context of 1184	2508	cmstp.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 6 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
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	cmstp.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
2872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
2300	powershell.exe
2440	powershell.exe
2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
2216	RegSvcs.exe
2216	RegSvcs.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe
2508	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2216	RegSvcs.exe
2216	RegSvcs.exe
2216	RegSvcs.exe
2508	cmstp.exe
2508	cmstp.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
Token: SeDebugPrivilege	2440	powershell.exe
Token: SeDebugPrivilege	2300	powershell.exe
Token: SeDebugPrivilege	2216	RegSvcs.exe
Token: SeDebugPrivilege	2508	cmstp.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2300	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	31
PID 2596 wrote to memory of 2300	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	31
PID 2596 wrote to memory of 2300	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	31
PID 2596 wrote to memory of 2300	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	31
PID 2596 wrote to memory of 2440	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	33
PID 2596 wrote to memory of 2440	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	33
PID 2596 wrote to memory of 2440	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	33
PID 2596 wrote to memory of 2440	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	33
PID 2596 wrote to memory of 2872	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	34
PID 2596 wrote to memory of 2872	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	34
PID 2596 wrote to memory of 2872	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	34
PID 2596 wrote to memory of 2872	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	34
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 2596 wrote to memory of 2216	2596	36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe	37
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 1184 wrote to memory of 2508	1184	Explorer.EXE	52
PID 2508 wrote to memory of 2652	2508	cmstp.exe	53
PID 2508 wrote to memory of 2652	2508	cmstp.exe	53
PID 2508 wrote to memory of 2652	2508	cmstp.exe	53
PID 2508 wrote to memory of 2652	2508	cmstp.exe	53

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe
  "C:\Users\Admin\AppData\Local\Temp\36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2596
- - 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\36e9bfc5337aa8a4dd2c8c24087a3cdc3f589df01ec12c0d81a28eb62b67b9e4.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2300
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HrquyzWzCqiOaf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2440
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HrquyzWzCqiOaf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDD8.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2872
- - 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:2216
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2720
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2836
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2668
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2676
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2684
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2708
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2736
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2784
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2832
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2504
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2512
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2932
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2444
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2232
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2508
- - 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:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEDD8.tmp

Filesize
1KB

MD5
e4225909a5cca1d5b34cd7bef8bcb855

SHA1
57ecdfde3ac41fa6cb0425f0cea67c991e7c1b9d

SHA256
509b7a06db0513e98ea77e13a778d24c4d29cbf405253c3a8e3953f48d46400c

SHA512
2216b2902087466a9509dc9c40c104f67f935160675c0d05984c090160670f3d5176a8a4e88c68b904cd773113622bcc8d45831e109d346c5952e30d7bb8049e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
550782ce9c50979d0ca422d5d1604736

SHA1
7f8851f98d245043a413a49edef41470e0bd445e

SHA256
6d10e68b874f9fee8aa0352159fb3fa0bfecd6528252207850c70b8217a18c17

SHA512
a88845337e04a334962183c3f0dad39966b8f9c2ddd2e4f1fc5c8a13b43de65df840dbb49f616108c9d930745733433473853695cc1cad2a6154f402ed5c187e

Download Submit
memory/1184-27-0x0000000003E80000-0x0000000004080000-memory.dmp

Filesize
2.0MB

Download
memory/2216-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2216-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2216-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2216-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2508-29-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2508-28-0x0000000000B00000-0x0000000000B18000-memory.dmp

Filesize
96KB

Download
memory/2596-3-0x0000000000720000-0x0000000000738000-memory.dmp

Filesize
96KB

Download
memory/2596-2-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-4-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/2596-0-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/2596-25-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-1-0x00000000000A0000-0x000000000014C000-memory.dmp

Filesize
688KB

Download
memory/2596-6-0x0000000005270000-0x00000000052E8000-memory.dmp

Filesize
480KB

Download
memory/2596-5-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download