formbook | cc268916fb77287ae7258a4301c427751c9a0277786d101aa74a761419564f28

Analysis

max time kernel
56s
max time network
76s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/10/2022, 11:44

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General

Target

tmp.exe
Size

547KB
MD5

0b839e22f9277f4b0781578197972509
SHA1

f2fe6205fd3642acd8a7ac87cdb3509959cbf16a
SHA256

cc268916fb77287ae7258a4301c427751c9a0277786d101aa74a761419564f28
SHA512

7d0ceb71d54b4d8a01366987d17399e28d5f071bdf8bd58ccc4013a2fbe126c7567692608373c8f7eb53c5c86e19e328ec1bd4e4cfb1a86c8d85a713fd11143c
SSDEEP

12288:2xDqh7zKuImX1RWjosbfrjQajiqIjU4t3:2eKuHFmbjcahIj

Score

10^/10

formbook ncpr rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

ncpr

Decoy

bVBX5DcJzr9yf94C3w==

pAza9ePFpFp759M=

GeHCdpsX/21yf94C3w==

A86m2jOAb2lCta5KjFGSBLa0Bdru/eQt

bEERX4lbMxXbYU3pYqPIU32+

XLFilcOTXqV04j9CxpgWTXS2

UQTWj58OqzP2ew==

MqVmrtvUwL+EuyI6FfY+xgYaxA==

Fe3ugYgE7GZT3UohKWCrog==

YsWZa7gt9HJXwDhOrwIWTXS2

9mk4g8/Nnlp759M=

g01M0Tsk/vVnrhpC5zZrpw==

ec6PYogewB7aZw==

JveT+/6JbtwGUcTPwA==

EO3y7N6/n5uK0eyQ+bdcU7x9zA==

SRMfKoboyEnEDYOUZWns8TU=

kW15b1o+IOtNpgst5zZrpw==

gUo40RWBHijfIAiuuMdrKA+WMdA=

HvDy2QVdG2cjuiJC7WrE6i4=

uwOMiN8j6q9/966Mltg=

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	tmp.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1332 set thread context of 1324	1332	tmp.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1332	tmp.exe
1332	tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1332	tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 3176	1332	tmp.exe	90
PID 1332 wrote to memory of 3176	1332	tmp.exe	90
PID 1332 wrote to memory of 3176	1332	tmp.exe	90
PID 1332 wrote to memory of 2516	1332	tmp.exe	92
PID 1332 wrote to memory of 2516	1332	tmp.exe	92
PID 1332 wrote to memory of 2516	1332	tmp.exe	92
PID 1332 wrote to memory of 1324	1332	tmp.exe	93
PID 1332 wrote to memory of 1324	1332	tmp.exe	93
PID 1332 wrote to memory of 1324	1332	tmp.exe	93
PID 1332 wrote to memory of 1324	1332	tmp.exe	93
PID 1332 wrote to memory of 1324	1332	tmp.exe	93
PID 1332 wrote to memory of 1324	1332	tmp.exe	93

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1332
- 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\tmp.exe"
  2⤵
  PID:3176
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  PID:2516
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  PID:1324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1324-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1324-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1324-146-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/1332-133-0x00000000074A0000-0x0000000007532000-memory.dmp

Filesize
584KB

Download
memory/1332-134-0x0000000007E50000-0x0000000007EEC000-memory.dmp

Filesize
624KB

Download
memory/1332-132-0x00000000003F0000-0x000000000047E000-memory.dmp

Filesize
568KB

Download
memory/3176-142-0x0000000004C20000-0x0000000004C42000-memory.dmp

Filesize
136KB

Download
memory/3176-143-0x00000000054F0000-0x0000000005556000-memory.dmp

Filesize
408KB

Download
memory/3176-144-0x00000000055D0000-0x0000000005636000-memory.dmp

Filesize
408KB

Download
memory/3176-141-0x0000000004DC0000-0x00000000053E8000-memory.dmp

Filesize
6.2MB

Download
memory/3176-140-0x00000000045F0000-0x0000000004626000-memory.dmp

Filesize
216KB

Download