formbook | d24759c2da85654f95e71923c3b6a4ed23aee296e4fd70f436ee3bfa190647c4

General

Target

Payment Clarification 009475.exe
Size

679KB
MD5

335679582645aabe658a6aef4067caa0
SHA1

45378dff6bd5c9f80e5ed309baec90c001f22052
SHA256

d24759c2da85654f95e71923c3b6a4ed23aee296e4fd70f436ee3bfa190647c4
SHA512

b96903b9f70c89f38dc25d85e5b7e0f03e49b8ff7cc746c9b6f1f79044269f222a704ebac9d5b03b64038ce23931acfa103f3322c98ac82e1a645a9987c59c60
SSDEEP

12288:eYeEePswecl9dS0D+izGP+PM/bqR05NGAQ+56SZvgKiCxpspb91qSZl:xweQT6iqYwGr+5LvOhtZ

Score

10^/10

formbook i62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

i62s

Decoy

uamentesaudavel.shop

nio.xyz

rginine12.live

ourmet94goodies.shop

dveo.xyz

epp.xyz

lexbreus.art

nline-gaming-32533.bond

znetio.info

hosaround.net

ecurity-apps-53798.bond

treamtiendat.xyz

ngomoney.online

wig.xyz

ills-au.today

megavine.shop

hatsea.net

nvestore.xyz

pasupplies.online

i-analyst.online

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/2948-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1744-28-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2628	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2948	2380	Payment Clarification 009475.exe	30
PID 2948 set thread context of 1232	2948	Payment Clarification 009475.exe	21
PID 2948 set thread context of 1232	2948	Payment Clarification 009475.exe	21
PID 1744 set thread context of 1232	1744	raserver.exe	21

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	Payment Clarification 009475.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2948	Payment Clarification 009475.exe
2948	Payment Clarification 009475.exe
2948	Payment Clarification 009475.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe
1744	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2948	Payment Clarification 009475.exe
2948	Payment Clarification 009475.exe
2948	Payment Clarification 009475.exe
2948	Payment Clarification 009475.exe
1744	raserver.exe
1744	raserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	Payment Clarification 009475.exe
Token: SeDebugPrivilege	1744	raserver.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 2380 wrote to memory of 2948	2380	Payment Clarification 009475.exe	30
PID 1232 wrote to memory of 1744	1232	Explorer.EXE	31
PID 1232 wrote to memory of 1744	1232	Explorer.EXE	31
PID 1232 wrote to memory of 1744	1232	Explorer.EXE	31
PID 1232 wrote to memory of 1744	1232	Explorer.EXE	31
PID 1744 wrote to memory of 2628	1744	raserver.exe	32
PID 1744 wrote to memory of 2628	1744	raserver.exe	32
PID 1744 wrote to memory of 2628	1744	raserver.exe	32
PID 1744 wrote to memory of 2628	1744	raserver.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\Payment Clarification 009475.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Clarification 009475.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Users\Admin\AppData\Local\Temp\Payment Clarification 009475.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Clarification 009475.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2948
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:1744
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Payment Clarification 009475.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1232-19-0x0000000004660000-0x000000000473D000-memory.dmp

Filesize
884KB

Download
memory/1232-29-0x0000000004FD0000-0x0000000005107000-memory.dmp

Filesize
1.2MB

Download
memory/1232-24-0x0000000004FD0000-0x0000000005107000-memory.dmp

Filesize
1.2MB

Download
memory/1232-23-0x0000000004660000-0x000000000473D000-memory.dmp

Filesize
884KB

Download
memory/1744-28-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1744-27-0x0000000000720000-0x000000000073C000-memory.dmp

Filesize
112KB

Download
memory/1744-25-0x0000000000720000-0x000000000073C000-memory.dmp

Filesize
112KB

Download
memory/2380-6-0x0000000000560000-0x00000000005D8000-memory.dmp

Filesize
480KB

Download
memory/2380-0-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/2380-1-0x0000000000CA0000-0x0000000000D50000-memory.dmp

Filesize
704KB

Download
memory/2380-2-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-14-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-3-0x0000000000960000-0x000000000097E000-memory.dmp

Filesize
120KB

Download
memory/2380-4-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/2380-5-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-15-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/2948-22-0x0000000000310000-0x0000000000325000-memory.dmp

Filesize
84KB

Download
memory/2948-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-18-0x00000000002D0000-0x00000000002E5000-memory.dmp

Filesize
84KB

Download
memory/2948-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

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