formbook | 1eb4693c46dbaf9764ff25be6ba4300a0044c790c3e9a73640329e30ed7d67b2

General

Target

RFQ_Brazil.exe
Size

665KB
MD5

8c9063c775cdc83e37cc1627c2db4e35
SHA1

fdb299c90896fe4da7296eea45e435eeaea01a93
SHA256

ee68eb97a5b52851a5154c7078391f42c63dc93e093cfce520f57146bc1b2973
SHA512

7deb68cc997fd3e049654c42c294317ab881ba72cb6bcb9d4ce0f499594d9c2a3a49125a217761c4a8d712e7838a50533bda464270cd309f3075fefe8fd91ae1
SSDEEP

12288:+6n+XfJw1UN1PLRksi04MgJjIMbDu5innGNMd4MxajKRM9Hg:DKBw+JNc0EtSq5PIH

Score

10^/10

formbook m0u5 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m0u5

Decoy

thefdigroup.com

ashirovinc.com

nbkbj.com

sundirect.cloud

watertreegirls.com

transportevolpara.com

shohagit.com

warna99.net

infsodex.online

fansjolt.com

ourrajasthan.com

secretgardenbuys.com

italyimportvinhos.com

gxzfwx.com

aujhgk.buzz

75313a.com

tertians.com

asansys.net

jacksonsportsmemorabilia.com

globalkamp305.com

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/2804-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2804-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2804-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3056-27-0x00000000000B0000-0x00000000000DF000-memory.dmp	formbook
behavioral1/memory/3056-29-0x00000000000B0000-0x00000000000DF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
1756	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1748 set thread context of 2804	1748	RFQ_Brazil.exe	30
PID 2804 set thread context of 1276	2804	RFQ_Brazil.exe	13
PID 2804 set thread context of 1276	2804	RFQ_Brazil.exe	13
PID 3056 set thread context of 1276	3056	wlanext.exe	13

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
1748	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe
3056	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1276	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2804	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
2804	RFQ_Brazil.exe
3056	wlanext.exe
3056	wlanext.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	RFQ_Brazil.exe
Token: SeDebugPrivilege	2804	RFQ_Brazil.exe
Token: SeDebugPrivilege	3056	wlanext.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1748 wrote to memory of 2804	1748	RFQ_Brazil.exe	30
PID 1276 wrote to memory of 3056	1276	Explorer.EXE	42
PID 1276 wrote to memory of 3056	1276	Explorer.EXE	42
PID 1276 wrote to memory of 3056	1276	Explorer.EXE	42
PID 1276 wrote to memory of 3056	1276	Explorer.EXE	42
PID 3056 wrote to memory of 1756	3056	wlanext.exe	43
PID 3056 wrote to memory of 1756	3056	wlanext.exe	43
PID 3056 wrote to memory of 1756	3056	wlanext.exe	43
PID 3056 wrote to memory of 1756	3056	wlanext.exe	43

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\RFQ_Brazil.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ_Brazil.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1748
- - C:\Users\Admin\AppData\Local\Temp\RFQ_Brazil.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ_Brazil.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2804
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2656
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2572
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:684
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2528
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2564
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2536
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2520
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2632
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2640
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2592
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3000
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\RFQ_Brazil.exe"
    3⤵
    - Deletes itself
    PID:1756

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1276-37-0x0000000007080000-0x00000000071DF000-memory.dmp

Filesize
1.4MB

Download
memory/1276-17-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1276-24-0x0000000006470000-0x0000000006555000-memory.dmp

Filesize
916KB

Download
memory/1276-30-0x0000000006470000-0x0000000006555000-memory.dmp

Filesize
916KB

Download
memory/1276-19-0x0000000006690000-0x00000000067BC000-memory.dmp

Filesize
1.2MB

Download
memory/1276-33-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1276-34-0x0000000007080000-0x00000000071DF000-memory.dmp

Filesize
1.4MB

Download
memory/1276-35-0x0000000007080000-0x00000000071DF000-memory.dmp

Filesize
1.4MB

Download
memory/1748-4-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/1748-7-0x0000000005230000-0x000000000529E000-memory.dmp

Filesize
440KB

Download
memory/1748-6-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/1748-5-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/1748-13-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/1748-3-0x00000000004E0000-0x00000000004F8000-memory.dmp

Filesize
96KB

Download
memory/1748-2-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/1748-1-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/1748-0-0x0000000001300000-0x00000000013AA000-memory.dmp

Filesize
680KB

Download
memory/2804-18-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/2804-14-0x0000000000AA0000-0x0000000000DA3000-memory.dmp

Filesize
3.0MB

Download
memory/2804-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-22-0x00000000001D0000-0x00000000001E5000-memory.dmp

Filesize
84KB

Download
memory/2804-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3056-28-0x0000000001DA0000-0x00000000020A3000-memory.dmp

Filesize
3.0MB

Download
memory/3056-32-0x00000000020B0000-0x0000000002144000-memory.dmp

Filesize
592KB

Download
memory/3056-29-0x00000000000B0000-0x00000000000DF000-memory.dmp

Filesize
188KB

Download
memory/3056-27-0x00000000000B0000-0x00000000000DF000-memory.dmp

Filesize
188KB

Download
memory/3056-26-0x0000000000090000-0x00000000000A6000-memory.dmp

Filesize
88KB

Download
memory/3056-25-0x0000000000090000-0x00000000000A6000-memory.dmp

Filesize
88KB

Download

Analysis

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