formbook | 3c9bf33caa6aa11b1c87c50e1f0ae212744089508829a898bf7d9e7a3720d751

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 11:34

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General

Target

PDPUOIE76867 PDF.exe
Size

747KB
MD5

0ea5e86e132b0c1c7dfe9652eb801859
SHA1

6620f89e43c92f0dfa80561d22e3283a9c85b903
SHA256

3c9bf33caa6aa11b1c87c50e1f0ae212744089508829a898bf7d9e7a3720d751
SHA512

0a050902f257ccb762eb8b0941940d4a233a6acb2ab3a510c978c453640d293102faf2ab8825b03acd7ae45b230c3b5d60e4dc33c9dc09b6468cedabf569f529
SSDEEP

6144:J9H8pgcB5z9+GVQE4QvdU/57k2HKt8QO7r3Jy6RLiJRCH9ZUw+Rdu4Jfv5ccj678:f0qvQln2p9xERCHHUdRdxcioH1tU/b

Score

10^/10

formbook he2a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

070001606.xyz

jesuseascriancas.online

as-eltransport.xyz

bankditalia-company.online

linkedin-stijngraat.online

sportsbetd.xyz

spanish-classes-76893.bond

infonation.pro

nxwzbze.forum

rush-pay.biz

fulfillmissions.lat

infolungcancer.xyz

aqario.xyz

omepro.solar

jackmanmueshl.shop

amcart.store

ishanaudichya.xyz

sun4rk.shop

depression-test-74287.bond

chipit.shop

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/5072-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5072-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5072-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4552-26-0x0000000000FB0000-0x0000000000FDF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4964 set thread context of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 5072 set thread context of 3376	5072	PDPUOIE76867 PDF.exe	56
PID 5072 set thread context of 3376	5072	PDPUOIE76867 PDF.exe	56
PID 4552 set thread context of 3376	4552	cmstp.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	PDPUOIE76867 PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe
4552	cmstp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
5072	PDPUOIE76867 PDF.exe
4552	cmstp.exe
4552	cmstp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5072	PDPUOIE76867 PDF.exe
Token: SeDebugPrivilege	4552	cmstp.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3376	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 4964 wrote to memory of 5072	4964	PDPUOIE76867 PDF.exe	93
PID 3376 wrote to memory of 4552	3376	Explorer.EXE	94
PID 3376 wrote to memory of 4552	3376	Explorer.EXE	94
PID 3376 wrote to memory of 4552	3376	Explorer.EXE	94
PID 4552 wrote to memory of 3140	4552	cmstp.exe	95
PID 4552 wrote to memory of 3140	4552	cmstp.exe	95
PID 4552 wrote to memory of 3140	4552	cmstp.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Users\Admin\AppData\Local\Temp\PDPUOIE76867 PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\PDPUOIE76867 PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4964
- - C:\Users\Admin\AppData\Local\Temp\PDPUOIE76867 PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PDPUOIE76867 PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5072
- 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:4552
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\PDPUOIE76867 PDF.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3140

Network

MITRE ATT&CK Enterprise v15

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/3376-18-0x0000000008320000-0x00000000084B4000-memory.dmp

Filesize
1.6MB

Download
memory/3376-33-0x00000000084C0000-0x0000000008630000-memory.dmp

Filesize
1.4MB

Download
memory/3376-32-0x00000000084C0000-0x0000000008630000-memory.dmp

Filesize
1.4MB

Download
memory/3376-30-0x00000000084C0000-0x0000000008630000-memory.dmp

Filesize
1.4MB

Download
memory/3376-27-0x0000000002600000-0x00000000026DA000-memory.dmp

Filesize
872KB

Download
memory/3376-23-0x0000000008320000-0x00000000084B4000-memory.dmp

Filesize
1.6MB

Download
memory/3376-22-0x0000000002600000-0x00000000026DA000-memory.dmp

Filesize
872KB

Download
memory/4552-26-0x0000000000FB0000-0x0000000000FDF000-memory.dmp

Filesize
188KB

Download
memory/4552-24-0x0000000000840000-0x0000000000856000-memory.dmp

Filesize
88KB

Download
memory/4552-25-0x0000000000840000-0x0000000000856000-memory.dmp

Filesize
88KB

Download
memory/4964-7-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/4964-5-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-13-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-1-0x0000000000F20000-0x0000000000FE0000-memory.dmp

Filesize
768KB

Download
memory/4964-2-0x0000000005FD0000-0x0000000006574000-memory.dmp

Filesize
5.6MB

Download
memory/4964-3-0x0000000005A20000-0x0000000005AB2000-memory.dmp

Filesize
584KB

Download
memory/4964-10-0x000000000A860000-0x000000000A8FC000-memory.dmp

Filesize
624KB

Download
memory/4964-4-0x0000000005970000-0x000000000597A000-memory.dmp

Filesize
40KB

Download
memory/4964-6-0x0000000008330000-0x0000000008348000-memory.dmp

Filesize
96KB

Download
memory/4964-9-0x0000000006B80000-0x0000000006BF6000-memory.dmp

Filesize
472KB

Download
memory/4964-8-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/5072-21-0x0000000001690000-0x00000000016A4000-memory.dmp

Filesize
80KB

Download
memory/5072-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5072-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5072-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5072-17-0x00000000012E0000-0x00000000012F4000-memory.dmp

Filesize
80KB

Download
memory/5072-14-0x0000000001320000-0x000000000166A000-memory.dmp

Filesize
3.3MB

Download