formbook | 264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9

General

Target

264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
Size

756KB
MD5

147579a97da0eca0d7710189aa127157
SHA1

fe11ac8a0ddb01d39a5d2614686738d9c9e8a9ff
SHA256

264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9
SHA512

6fd90440b24d239c88ff8264f99b4c434a14b4e1d311579f42d6a0d681acc5e1d00ce593521a68efb168ef6ed7bcb71501a0e1afa6e5bceac4c5107de0d1ef1f
SSDEEP

12288:dlMQIaLR0bwS1+ccfxuwdjXtm4DIpeIQt1Ct9qmLwy9EXX++S:NvV18xApjXtm0IpeICCt9VLwFO

Score

10^/10

formbook ct27 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ct27

Decoy

arehouse-inventory-22552.bond

lead.today

utomation-tools-36376.bond

uizdabarbie.shop

yedzio.xyz

riffinfamily.fun

lashsmm.store

estlumpia.shop

aki777id.best

ilmach.net

ome-care-25437.bond

i404.net

jacp.bid

he-broker.net

quick.biz

ynacloud.xyz

harmant-g.online

f85to5a2x.cyou

pdgkt.bid

at-removal-near-me-103.xyz

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/2460-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2460-16-0x0000000000800000-0x0000000000B03000-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
2228	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 772 set thread context of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.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 2 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	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
2460	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
2228	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
Token: SeDebugPrivilege	2228	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 2228	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	31
PID 772 wrote to memory of 2228	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	31
PID 772 wrote to memory of 2228	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	31
PID 772 wrote to memory of 2228	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	31
PID 772 wrote to memory of 580	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	33
PID 772 wrote to memory of 580	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	33
PID 772 wrote to memory of 580	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	33
PID 772 wrote to memory of 580	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	33
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34
PID 772 wrote to memory of 2460	772	264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe	34

C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
"C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:772
- 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\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2228
- C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
  "C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe"
  2⤵
  PID:580
- C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe
  "C:\Users\Admin\AppData\Local\Temp\264363a6ad5f6720663cd201f8037f0c6f3bfda8216bb8f975e7df9fd9c699b9.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

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/772-6-0x00000000054E0000-0x0000000005558000-memory.dmp

Filesize
480KB

Download
memory/772-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/772-2-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/772-3-0x0000000001FE0000-0x0000000001FFE000-memory.dmp

Filesize
120KB

Download
memory/772-4-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/772-5-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/772-1-0x0000000000130000-0x00000000001F4000-memory.dmp

Filesize
784KB

Download
memory/772-12-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2460-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2460-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2460-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2460-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2460-13-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/2460-16-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download

Analysis

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