formbook | 626cdfc3a9c2bdfc2de6eed2a99728fa3dcbc61f0f89f583c421ae3a8cbedc96

General

Target

6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe
Size

855KB
MD5

06492c1cc7f4b4014d8d870cbef4cc7e
SHA1

72bd56591a036f1543d7a3dbb874bd756155d79a
SHA256

6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3
SHA512

5f4fe2bf826b6cb1f4b57de43ca5f907c3c537a6a5e648eb7867040a5c6047261ef12c2ef81c6a6faf91e8e6c08ce5f77e9c5080f9380df4a4ef213a18720f14
SSDEEP

12288:6jjm/7QG8h3WX9GPlqmTG/HVuYSk2/YEZA3zzu0YzYzLJqTX:Ek7QTmYy/EYSZRZADz7pA

Score

10^/10

formbook pgnt rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

pgnt

Decoy

0WG18LbM4lR9iqMRa4nlBzTb

jcfGYzPgZTqFZVO9FV2yIw==

laIfrdSC8/4CNg==

Q73ilev5GIWuOrAAFV2yIw==

Q2u/pMw7pv4sPA==

TbqvIUHwlQscPo0HFV2yIw==

8PNWfGPyE8n0IQ==

WtgROxXzvY2L

PryaRBNjm4eP

Y9Hdi06Cry1um9Sj68YAu1o=

3Gulyp7CMQtR78jvLkk=

JJ3GasTVTCRQT6Tfz6S6GlI=

RnS42bhb9tI0R6UpD6wOxriNxw==

he1mi2sOGfzTRGHnuA==

eaYjCtjxVjdU5XLRtBMBLKk9quA=

k9rTeEqYzzw8WaTfz6S6GlI=

5luVQwe2vJWKEAiMdF4=

MGW14L9OVk5Y5TaR6w/DqdhYxXVY

mAsYz6k6sQkDC0/DoHj9t1RPWLSgFQ==

y5klhuMbE8n0IQ==

Signatures

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exeRegsvcs.exemstsc.exe

description	pid	process	target process
PID 1420 set thread context of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 308 set thread context of 2632	308	Regsvcs.exe	Explorer.EXE
PID 4684 set thread context of 2632	4684	mstsc.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

mstsc.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	mstsc.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

Regsvcs.exemstsc.exe

pid	process
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
308	Regsvcs.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe
4684	mstsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2632 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Regsvcs.exemstsc.exe

pid process

308 Regsvcs.exe
308 Regsvcs.exe
308 Regsvcs.exe
4684 mstsc.exe
4684 mstsc.exe
4684 mstsc.exe
4684 mstsc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Regsvcs.exemstsc.exe

description pid process

Token: SeDebugPrivilege 308 Regsvcs.exe
Token: SeDebugPrivilege 4684 mstsc.exe

pid	process
2632	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	308	Regsvcs.exe
Token: SeDebugPrivilege	4684	mstsc.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 1420 wrote to memory of 308	1420	6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe	Regsvcs.exe
PID 2632 wrote to memory of 4684	2632	Explorer.EXE	mstsc.exe
PID 2632 wrote to memory of 4684	2632	Explorer.EXE	mstsc.exe
PID 2632 wrote to memory of 4684	2632	Explorer.EXE	mstsc.exe
PID 4684 wrote to memory of 3644	4684	mstsc.exe	Firefox.exe
PID 4684 wrote to memory of 3644	4684	mstsc.exe	Firefox.exe
PID 4684 wrote to memory of 3644	4684	mstsc.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Users\Admin\AppData\Local\Temp\6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe
  "C:\Users\Admin\AppData\Local\Temp\6c2ccca3064d2d2f17e9cd5222df4efbd2b21dc5bd7acf5b0fe57edeccd037d3.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1420
- - 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:308
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4684
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/308-133-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/308-134-0x00000000004012B0-mapping.dmp

Download
memory/308-137-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/308-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/308-139-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/308-140-0x0000000001470000-0x00000000017BA000-memory.dmp

Filesize
3.3MB

Download
memory/308-141-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/308-142-0x0000000001000000-0x0000000001010000-memory.dmp

Filesize
64KB

Download
memory/1420-144-0x00007FFD77460000-0x00007FFD77F21000-memory.dmp

Filesize
10.8MB

Download
memory/1420-135-0x00007FFD77460000-0x00007FFD77F21000-memory.dmp

Filesize
10.8MB

Download
memory/1420-132-0x0000020755440000-0x000002075551C000-memory.dmp

Filesize
880KB

Download
memory/2632-143-0x0000000002950000-0x0000000002AA2000-memory.dmp

Filesize
1.3MB

Download
memory/2632-145-0x0000000002950000-0x0000000002AA2000-memory.dmp

Filesize
1.3MB

Download
memory/2632-151-0x0000000002C50000-0x0000000002DAA000-memory.dmp

Filesize
1.4MB

Download
memory/2632-153-0x0000000002C50000-0x0000000002DAA000-memory.dmp

Filesize
1.4MB

Download
memory/4684-146-0x0000000000000000-mapping.dmp

Download
memory/4684-148-0x00000000010D0000-0x00000000010FD000-memory.dmp

Filesize
180KB

Download
memory/4684-147-0x00000000006D0000-0x000000000080A000-memory.dmp

Filesize
1.2MB

Download
memory/4684-149-0x00000000030A0000-0x00000000033EA000-memory.dmp

Filesize
3.3MB

Download
memory/4684-150-0x0000000002ED0000-0x0000000002F5F000-memory.dmp

Filesize
572KB

Download
memory/4684-152-0x00000000010D0000-0x00000000010FD000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads