formbook | 9adf3bc548af5606c220c94710d00ba0527bb963669d25bd3a19fba7e161b852

General

Target

isco order.exe
Size

991KB
MD5

cac11d14a8b8c288538e976d0161c6f5
SHA1

d896a8d1ed1cbad3fea136f72e070aaeef18251b
SHA256

3164f706acbe68f271528451bc6a469956d490a839d00a1194438d9e3c187c37
SHA512

187cb3038406056245042f3b1983f8a0df00af1b53fef53c9ea02e9130d2aff355bfcbfa4b58bd81734cd166282af5fdad406aca00a0519f05fd66776c31c0c5
SSDEEP

12288:Nm/TqQ1NEE2wxDawdH3k2oI6aX1lEJz9QOyBEzSRMeQxANAc:oLqQ1rlVZ6e5OpzSKe6W

Score

10^/10

formbook o5df discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

o5df

Decoy

glassesfx.com

yunboer.com

countryvillagerx.com

ravensclawcollectibles.net

ambiencebodytherapies.com

cbcgroup.solutions

east2westcoasters.xyz

vegasggcuan.com

sistempakarsapi.site

assoroc-chinon.com

thegauntletchallenge.com

johnandsophie.com

followeona.xyz

bulgurmachines.online

pippaandi.com

warax.online

trygamesandearnrewards.com

newssergipe.com

savingsellersthousands.com

sniibe.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4612-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4612-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2688-24-0x00000000005A0000-0x00000000005CF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3788 set thread context of 4612	3788	isco order.exe	99
PID 4612 set thread context of 3380	4612	isco order.exe	56
PID 2688 set thread context of 3380	2688	ipconfig.exe	56

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	isco order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2688	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
4612	isco order.exe
4612	isco order.exe
4612	isco order.exe
4612	isco order.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe
2688	ipconfig.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4612	isco order.exe
4612	isco order.exe
4612	isco order.exe
2688	ipconfig.exe
2688	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	isco order.exe
Token: SeDebugPrivilege	2688	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3788 wrote to memory of 4612	3788	isco order.exe	99
PID 3380 wrote to memory of 2688	3380	Explorer.EXE	101
PID 3380 wrote to memory of 2688	3380	Explorer.EXE	101
PID 3380 wrote to memory of 2688	3380	Explorer.EXE	101
PID 2688 wrote to memory of 2452	2688	ipconfig.exe	102
PID 2688 wrote to memory of 2452	2688	ipconfig.exe	102
PID 2688 wrote to memory of 2452	2688	ipconfig.exe	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3380
- C:\Users\Admin\AppData\Local\Temp\isco order.exe
  "C:\Users\Admin\AppData\Local\Temp\isco order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3788
- - C:\Users\Admin\AppData\Local\Temp\isco order.exe
    "C:\Users\Admin\AppData\Local\Temp\isco order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4612
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:4216
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\isco order.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2688-24-0x00000000005A0000-0x00000000005CF000-memory.dmp

Filesize
188KB

Download
memory/2688-23-0x0000000000730000-0x000000000073B000-memory.dmp

Filesize
44KB

Download
memory/2688-22-0x0000000000730000-0x000000000073B000-memory.dmp

Filesize
44KB

Download
memory/3380-21-0x0000000003180000-0x0000000003250000-memory.dmp

Filesize
832KB

Download
memory/3380-32-0x00000000088A0000-0x00000000089AD000-memory.dmp

Filesize
1.1MB

Download
memory/3380-30-0x00000000088A0000-0x00000000089AD000-memory.dmp

Filesize
1.1MB

Download
memory/3380-29-0x00000000088A0000-0x00000000089AD000-memory.dmp

Filesize
1.1MB

Download
memory/3380-25-0x0000000003180000-0x0000000003250000-memory.dmp

Filesize
832KB

Download
memory/3788-12-0x00000000088A0000-0x0000000008906000-memory.dmp

Filesize
408KB

Download
memory/3788-6-0x0000000006C30000-0x0000000006C4A000-memory.dmp

Filesize
104KB

Download
memory/3788-10-0x00000000086B0000-0x000000000873E000-memory.dmp

Filesize
568KB

Download
memory/3788-11-0x0000000008800000-0x000000000889C000-memory.dmp

Filesize
624KB

Download
memory/3788-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/3788-13-0x00000000087A0000-0x00000000087D4000-memory.dmp

Filesize
208KB

Download
memory/3788-1-0x0000000000BD0000-0x0000000000CCE000-memory.dmp

Filesize
1016KB

Download
memory/3788-16-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3788-2-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download
memory/3788-3-0x0000000005690000-0x0000000005722000-memory.dmp

Filesize
584KB

Download
memory/3788-4-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3788-8-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3788-7-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/3788-9-0x0000000007180000-0x000000000718C000-memory.dmp

Filesize
48KB

Download
memory/3788-5-0x0000000005850000-0x000000000585A000-memory.dmp

Filesize
40KB

Download
memory/4612-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4612-20-0x0000000000E00000-0x0000000000E14000-memory.dmp

Filesize
80KB

Download
memory/4612-17-0x0000000001350000-0x000000000169A000-memory.dmp

Filesize
3.3MB

Download
memory/4612-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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