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
behavioral1/memory/2772-12-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral1/memory/2772-16-0x0000000000400000-0x000000000042D000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
1996	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2772	2388	RFQ 096300.exe	32
PID 2772 set thread context of 1276	2772	RFQ 096300.exe	21
PID 3052 set thread context of 1276	3052	mstsc.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	RFQ 096300.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2388	RFQ 096300.exe
2388	RFQ 096300.exe
2772	RFQ 096300.exe
2772	RFQ 096300.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe
3052	mstsc.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2772	RFQ 096300.exe
2772	RFQ 096300.exe
2772	RFQ 096300.exe
3052	mstsc.exe
3052	mstsc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2388	RFQ 096300.exe
Token: SeDebugPrivilege	2772	RFQ 096300.exe
Token: SeDebugPrivilege	3052	mstsc.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2468	2388	RFQ 096300.exe	31
PID 2388 wrote to memory of 2468	2388	RFQ 096300.exe	31
PID 2388 wrote to memory of 2468	2388	RFQ 096300.exe	31
PID 2388 wrote to memory of 2468	2388	RFQ 096300.exe	31
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 2388 wrote to memory of 2772	2388	RFQ 096300.exe	32
PID 1276 wrote to memory of 3052	1276	Explorer.EXE	33
PID 1276 wrote to memory of 3052	1276	Explorer.EXE	33
PID 1276 wrote to memory of 3052	1276	Explorer.EXE	33
PID 1276 wrote to memory of 3052	1276	Explorer.EXE	33
PID 3052 wrote to memory of 1996	3052	mstsc.exe	34
PID 3052 wrote to memory of 1996	3052	mstsc.exe	34
PID 3052 wrote to memory of 1996	3052	mstsc.exe	34
PID 3052 wrote to memory of 1996	3052	mstsc.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- 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 behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe
    "{path}"
    3⤵
    PID:2468
- - 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:2772
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:3052
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\RFQ 096300.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1996

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/1276-24-0x0000000005110000-0x0000000005252000-memory.dmp

Filesize
1.3MB

Download
memory/1276-19-0x0000000005110000-0x0000000005252000-memory.dmp

Filesize
1.3MB

Download
memory/1276-18-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2388-13-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-1-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-2-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-3-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-4-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-5-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-0-0x0000000074721000-0x0000000074722000-memory.dmp

Filesize
4KB

Download
memory/2772-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-14-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/2772-17-0x00000000003B0000-0x00000000003C4000-memory.dmp

Filesize
80KB

Download
memory/2772-16-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2772-8-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2772-12-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2772-6-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3052-20-0x0000000000BF0000-0x0000000000CF4000-memory.dmp

Filesize
1.0MB

Download
memory/3052-21-0x0000000000BF0000-0x0000000000CF4000-memory.dmp

Filesize
1.0MB

Download

Analysis

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