formbook | 4d89f5965d9078fdc4cf78df139efadf7d69b71f4afad21d3c3425f956f23e67

General

Target

07NZTB1lYJ3GNVY.exe
Size

1.1MB
MD5

3452e570af3991f472169eee6c203c1e
SHA1

049ac3139640b3df7c840d2c24daff9dd094f779
SHA256

477ca79c48c0ae888a5da641e5fbabc7d7c8ba7100e77a9b09cc66719360b086
SHA512

4cf1057e557b640b5cbc9c1face2a90ce95b623f495101eb8db4e7b24503f6b3490916b214ed8baaee888cbe7e3a33c0c03010f4654e6bffc58b8b048aa11455
SSDEEP

24576:IkxmQl/6CFEjy+viaAlPVW4XwHwcGXJoRx:IkxvlZFEjRKaItXAG5oRx

Score

10^/10

formbook xloader roz2 discovery loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

roz2

Decoy

jTSEx/DqnWrhnUQ0UQ==

+8219xzGmr2teTrY+fSBK+NOiLc=

/6YHkqNBJiBHvzaT9f2W

56INgrlbOqaBFx2UX/U=

g0J6uduFMzkyC89A1m8MyELra5CYkg==

WAvnVEtqSgNq4NWIGAXQDw==

rlIzjaLSfvwnMJi2

hfKU4ncqea/ITgg=

YNFrxuPv2d1k/QOeQJqGeyg=

t0g0iJ7Nd90i20hzLkEVRcDa

1FRIgZcmCDwh9ACnP5qGeyg=

DgycCCcM7dZP0NaJOpqGeyg=

Hv2jETNeVgEnMJi2

iQT+U40uH2BeEMBvoaNh2I7D

B47/RHqHdm7inUQ0UQ==

HNWL4RdJKOonMJi2

E42gATYJ7NxBxcCv01T/Y925Vnt0

P/rfWIvXyITjrXNcBASU

3pfoX4MmDD0TnTKT9f2W

YevnQ1Wrj/z3k04K1GUjjiA=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
Xloader family
xloader

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral3/memory/2800-14-0x0000000000400000-0x000000000042D000-memory.dmp	xloader
behavioral3/memory/2800-18-0x0000000000400000-0x000000000042D000-memory.dmp	xloader
behavioral3/memory/2800-22-0x0000000000400000-0x000000000042D000-memory.dmp	xloader
behavioral3/memory/2704-28-0x0000000000080000-0x00000000000AD000-memory.dmp	xloader

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

Processes:

07NZTB1lYJ3GNVY.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\International\Geo\Nation	07NZTB1lYJ3GNVY.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2288 cmd.exe

pid	process
2288	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

07NZTB1lYJ3GNVY.exe07NZTB1lYJ3GNVY.exesvchost.exe

description	pid	process	target process
PID 1744 set thread context of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 2800 set thread context of 1236	2800	07NZTB1lYJ3GNVY.exe	Explorer.EXE
PID 2800 set thread context of 1236	2800	07NZTB1lYJ3GNVY.exe	Explorer.EXE
PID 2704 set thread context of 1236	2704	svchost.exe	Explorer.EXE

System Location Discovery: System Language Discovery 1 TTPs 4 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

Processes:

07NZTB1lYJ3GNVY.exe07NZTB1lYJ3GNVY.exesvchost.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	07NZTB1lYJ3GNVY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	07NZTB1lYJ3GNVY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

07NZTB1lYJ3GNVY.exesvchost.exe

pid	process
2800	07NZTB1lYJ3GNVY.exe
2800	07NZTB1lYJ3GNVY.exe
2800	07NZTB1lYJ3GNVY.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe
2704	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

07NZTB1lYJ3GNVY.exesvchost.exe

pid process

2800 07NZTB1lYJ3GNVY.exe
2800 07NZTB1lYJ3GNVY.exe
2800 07NZTB1lYJ3GNVY.exe
2800 07NZTB1lYJ3GNVY.exe
2704 svchost.exe
2704 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

07NZTB1lYJ3GNVY.exesvchost.exe

description pid process

Token: SeDebugPrivilege 2800 07NZTB1lYJ3GNVY.exe
Token: SeDebugPrivilege 2704 svchost.exe

description	pid	process
Token: SeDebugPrivilege	2800	07NZTB1lYJ3GNVY.exe
Token: SeDebugPrivilege	2704	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

07NZTB1lYJ3GNVY.exe07NZTB1lYJ3GNVY.exesvchost.exe

description	pid	process	target process
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 1744 wrote to memory of 2800	1744	07NZTB1lYJ3GNVY.exe	07NZTB1lYJ3GNVY.exe
PID 2800 wrote to memory of 2704	2800	07NZTB1lYJ3GNVY.exe	svchost.exe
PID 2800 wrote to memory of 2704	2800	07NZTB1lYJ3GNVY.exe	svchost.exe
PID 2800 wrote to memory of 2704	2800	07NZTB1lYJ3GNVY.exe	svchost.exe
PID 2800 wrote to memory of 2704	2800	07NZTB1lYJ3GNVY.exe	svchost.exe
PID 2704 wrote to memory of 2288	2704	svchost.exe	cmd.exe
PID 2704 wrote to memory of 2288	2704	svchost.exe	cmd.exe
PID 2704 wrote to memory of 2288	2704	svchost.exe	cmd.exe
PID 2704 wrote to memory of 2288	2704	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\07NZTB1lYJ3GNVY.exe
  "C:\Users\Admin\AppData\Local\Temp\07NZTB1lYJ3GNVY.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1744
- - C:\Users\Admin\AppData\Local\Temp\07NZTB1lYJ3GNVY.exe
    "C:\Users\Admin\AppData\Local\Temp\07NZTB1lYJ3GNVY.exe"
    3⤵
    - Checks computer location settings
    - 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:2800
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      4⤵
      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:2704
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\07NZTB1lYJ3GNVY.exe"
        5⤵
        Deletes itself
        System Location Discovery: System Language Discovery
        
        PID:2288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

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/1236-20-0x0000000004E00000-0x0000000004F64000-memory.dmp

Filesize
1.4MB

Download
memory/1236-30-0x0000000000260000-0x0000000000360000-memory.dmp

Filesize
1024KB

Download
memory/1236-29-0x00000000073B0000-0x0000000007478000-memory.dmp

Filesize
800KB

Download
memory/1236-24-0x0000000004E00000-0x0000000004F64000-memory.dmp

Filesize
1.4MB

Download
memory/1236-25-0x00000000073B0000-0x0000000007478000-memory.dmp

Filesize
800KB

Download
memory/1744-6-0x00000000081C0000-0x0000000008264000-memory.dmp

Filesize
656KB

Download
memory/1744-5-0x0000000000540000-0x000000000054C000-memory.dmp

Filesize
48KB

Download
memory/1744-7-0x0000000004720000-0x000000000476C000-memory.dmp

Filesize
304KB

Download
memory/1744-1-0x00000000008C0000-0x00000000009DA000-memory.dmp

Filesize
1.1MB

Download
memory/1744-2-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/1744-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/1744-3-0x0000000000520000-0x000000000053A000-memory.dmp

Filesize
104KB

Download
memory/1744-15-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/1744-4-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2704-27-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download
memory/2704-26-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download
memory/2704-28-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/2800-18-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2800-19-0x0000000000150000-0x0000000000161000-memory.dmp

Filesize
68KB

Download
memory/2800-23-0x00000000001D0000-0x00000000001E1000-memory.dmp

Filesize
68KB

Download
memory/2800-16-0x0000000000CC0000-0x0000000000FC3000-memory.dmp

Filesize
3.0MB

Download
memory/2800-10-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2800-22-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2800-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2800-14-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2800-8-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads