formbook | 887d43981d30c6d7a65e5b281434bf3796fee6f154ff4bd2ddabad64310d9c06

General

Target

RFQ 096300.exe
Size

368KB
MD5

802c413ef3a40b505e5b8e2e0fc7bada
SHA1

02f663db266a9151430cc3433b1497b170971769
SHA256

7f4d53805b50624cb5e92857423661c3aef89e24c4ca63e79fdf62cbe2cb694c
SHA512

d9e76abb4840e9d9f253c9ec710fafd69fad38c66097e9143269279ba48a668165402a46854f2052e520535299a6f410b34f0e23a4ca0ec9e398c4ff5a85a453
SSDEEP

6144:F1PWgZQTC1b470TdNou2vOgfB5MRfCjN2EImHXkN:fWgD1OIQugfzMkjN2CY

Score

10^/10

formbook q5e discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

q5e

Decoy

2177.ltd

thanxiety.com

max-width.com

fixti.net

mostmaj.com

mobilteknolojiuzmani.com

historyannals.com

wheelchairmotion.com

mossandmoonstonestudio.com

kastellifournis.com

axokey.net

peekl.com

metsteeshirt.com

abcfinancial-inc.com

btxrsp.com

amydh.com

ccoauthority.com

lumacorretora.com

kimfelixrealtor.com

iconext.biz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/3884-16-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/3884-21-0x0000000000400000-0x000000000042D000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 3884	2904	RFQ 096300.exe	100
PID 3884 set thread context of 3256	3884	RFQ 096300.exe	55
PID 3244 set thread context of 3256	3244	svchost.exe	55

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	RFQ 096300.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 34 IoCs

pid	Process
3884	RFQ 096300.exe
3884	RFQ 096300.exe
3884	RFQ 096300.exe
3884	RFQ 096300.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3884	RFQ 096300.exe
3884	RFQ 096300.exe
3884	RFQ 096300.exe
3244	svchost.exe
3244	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3884	RFQ 096300.exe
Token: SeDebugPrivilege	3244	svchost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3256	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 2904 wrote to memory of 3884	2904	RFQ 096300.exe	100
PID 3256 wrote to memory of 3244	3256	Explorer.EXE	102
PID 3256 wrote to memory of 3244	3256	Explorer.EXE	102
PID 3256 wrote to memory of 3244	3256	Explorer.EXE	102
PID 3244 wrote to memory of 2116	3244	svchost.exe	103
PID 3244 wrote to memory of 2116	3244	svchost.exe	103
PID 3244 wrote to memory of 2116	3244	svchost.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2904
- - C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3884
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:4932
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:3244
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2116

C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe
C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe
1⤵
PID:3208

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/2904-10-0x0000000075352000-0x0000000075353000-memory.dmp

Filesize
4KB

Download
memory/2904-1-0x0000000075350000-0x0000000075901000-memory.dmp

Filesize
5.7MB

Download
memory/2904-2-0x0000000075350000-0x0000000075901000-memory.dmp

Filesize
5.7MB

Download
memory/2904-18-0x0000000075350000-0x0000000075901000-memory.dmp

Filesize
5.7MB

Download
memory/2904-15-0x0000000001960000-0x0000000001970000-memory.dmp

Filesize
64KB

Download
memory/2904-14-0x0000000001960000-0x0000000001970000-memory.dmp

Filesize
64KB

Download
memory/2904-11-0x0000000075350000-0x0000000075901000-memory.dmp

Filesize
5.7MB

Download
memory/2904-0-0x0000000075352000-0x0000000075353000-memory.dmp

Filesize
4KB

Download
memory/3208-7-0x000000001B000000-0x000000001B136000-memory.dmp

Filesize
1.2MB

Download
memory/3208-3-0x00007FF990CE5000-0x00007FF990CE6000-memory.dmp

Filesize
4KB

Download
memory/3208-8-0x00007FF990A30000-0x00007FF9913D1000-memory.dmp

Filesize
9.6MB

Download
memory/3208-5-0x00007FF990A30000-0x00007FF9913D1000-memory.dmp

Filesize
9.6MB

Download
memory/3208-12-0x00007FF990CE5000-0x00007FF990CE6000-memory.dmp

Filesize
4KB

Download
memory/3208-13-0x00007FF990A30000-0x00007FF9913D1000-memory.dmp

Filesize
9.6MB

Download
memory/3208-6-0x000000001A8F0000-0x000000001ACC4000-memory.dmp

Filesize
3.8MB

Download
memory/3208-4-0x0000000001320000-0x0000000001340000-memory.dmp

Filesize
128KB

Download
memory/3208-9-0x00007FF990A30000-0x00007FF9913D1000-memory.dmp

Filesize
9.6MB

Download
memory/3244-26-0x0000000000AF0000-0x0000000000AFE000-memory.dmp

Filesize
56KB

Download
memory/3244-24-0x0000000000AF0000-0x0000000000AFE000-memory.dmp

Filesize
56KB

Download
memory/3256-23-0x00000000085B0000-0x000000000870D000-memory.dmp

Filesize
1.4MB

Download
memory/3256-28-0x00000000085B0000-0x000000000870D000-memory.dmp

Filesize
1.4MB

Download
memory/3256-30-0x00000000030D0000-0x000000000319D000-memory.dmp

Filesize
820KB

Download
memory/3256-32-0x00000000030D0000-0x000000000319D000-memory.dmp

Filesize
820KB

Download
memory/3256-35-0x00000000030D0000-0x000000000319D000-memory.dmp

Filesize
820KB

Download
memory/3884-16-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3884-19-0x0000000001720000-0x0000000001A6A000-memory.dmp

Filesize
3.3MB

Download
memory/3884-22-0x0000000001280000-0x0000000001294000-memory.dmp

Filesize
80KB

Download
memory/3884-21-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

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