formbook | d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2

General

Target

d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
Size

1.1MB
MD5

4683e61354548cd31101748ba961519f
SHA1

cdbaf6f43df1dfdc3a01e22e3b23637a52489be4
SHA256

d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2
SHA512

056de8a362a1450b8053ad7af3b59572ef4b527b60485e50b37826a5712d17f80b5ab8c93c4eb0af9bd34bc6d8302367380098e96611107f93ba0729bde96f78
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLoRrvtAqY5APCxb5wvixoE5t+Krayye:ffmMv6Ckr7Mny5QLoxIWPQ5V2WtJnZJ

Score

10^/10

formbook f29s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

f29s

Decoy

rostnixon.net

exxxwordz.xyz

ndradesanches.shop

eneral-vceef.xyz

isanbowl.top

aresrasherregard.cfd

dzas-yeah.xyz

0083.miami

hongziyin01.top

jdhfmq.live

alembottling.net

vtyo-phone.xyz

kaqb-decade.xyz

odel-lsmfz.xyz

aradise.tech

uan123-rtp43.xyz

pusptracking.xyz

uqhi42.xyz

mihy-professor.xyz

mnz-your.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2764-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2764-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2764-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2440-18-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2592 set thread context of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2764 set thread context of 1208	2764	svchost.exe	21
PID 2764 set thread context of 1208	2764	svchost.exe	21
PID 2440 set thread context of 1208	2440	cmstp.exe	21

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2592	WerFault.exe	29

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	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.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 31 IoCs

pid	Process
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe
2440	cmstp.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2440	cmstp.exe
2440	cmstp.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2764	svchost.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeDebugPrivilege	2440	cmstp.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2592 wrote to memory of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2592 wrote to memory of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2592 wrote to memory of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2592 wrote to memory of 2764	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	30
PID 2592 wrote to memory of 2380	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	31
PID 2592 wrote to memory of 2380	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	31
PID 2592 wrote to memory of 2380	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	31
PID 2592 wrote to memory of 2380	2592	d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe	31
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2440	1208	Explorer.EXE	32
PID 2440 wrote to memory of 2828	2440	cmstp.exe	33
PID 2440 wrote to memory of 2828	2440	cmstp.exe	33
PID 2440 wrote to memory of 2828	2440	cmstp.exe	33
PID 2440 wrote to memory of 2828	2440	cmstp.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe
  "C:\Users\Admin\AppData\Local\Temp\d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\d6254ba7494dc16f4b33c879f44fda381215ce53c01319e45f97a2b661e11cc2.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 396
    3⤵
    - Program crash
    PID:2380
- 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:2440
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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/1208-26-0x00000000066E0000-0x0000000006805000-memory.dmp

Filesize
1.1MB

Download
memory/1208-25-0x00000000066E0000-0x0000000006805000-memory.dmp

Filesize
1.1MB

Download
memory/1208-23-0x00000000066E0000-0x0000000006805000-memory.dmp

Filesize
1.1MB

Download
memory/1208-9-0x0000000004DB0000-0x0000000004F1E000-memory.dmp

Filesize
1.4MB

Download
memory/1208-19-0x0000000006360000-0x0000000006432000-memory.dmp

Filesize
840KB

Download
memory/1208-14-0x0000000006360000-0x0000000006432000-memory.dmp

Filesize
840KB

Download
memory/1208-15-0x0000000004DB0000-0x0000000004F1E000-memory.dmp

Filesize
1.4MB

Download
memory/2440-16-0x0000000000950000-0x0000000000968000-memory.dmp

Filesize
96KB

Download
memory/2440-18-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2440-17-0x0000000000950000-0x0000000000968000-memory.dmp

Filesize
96KB

Download
memory/2592-2-0x0000000003C70000-0x0000000004070000-memory.dmp

Filesize
4.0MB

Download
memory/2592-10-0x0000000003C70000-0x0000000004070000-memory.dmp

Filesize
4.0MB

Download
memory/2764-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-13-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/2764-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-7-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/2764-4-0x0000000000A60000-0x0000000000D63000-memory.dmp

Filesize
3.0MB

Download
memory/2764-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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