formbook | d9cad53c2d0fbb0e6877167367a7a5c5f1ea2530d58848c72088a08550612276

General

Target

PO NO 6101588039.xlsx.exe
Size

1.2MB
MD5

ffca4cedcb2ac0c1b112b906b70ce798
SHA1

989abb84c0dd85c605778e1cf501265abfda5556
SHA256

d9cad53c2d0fbb0e6877167367a7a5c5f1ea2530d58848c72088a08550612276
SHA512

1310514f05bf112e64eefe8beafffbe1b637efad4d4af390d827f84081f20d9ee61340980d946dff21eaf9838cd86db30dc8f66e9d708eae83d1671214b0214d
SSDEEP

24576:1A6aT24MVkeYVNfGzA7IBhZKOIwafE43f3:16BnVhGzAOj9IjEs

Score

10^/10

formbook g44n rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

g44n

Decoy

t60gB4YRvsDLttd9HG4=

xck8G7COQ+g7VIpX

BQQF3mmpLPskhQ==

eLWwmzNyK6ee+nF1jDvvkxuSGA==

3tlgNOzw8BBjpNOQMnc=

nOpNEJhoU0h+00S9E1YfgA==

xcvTpljkjIyEdvhp+VcGFtJC

bZxOHr5CtzY4

rOD304X0u1DN/m7cbA==

Knixl0HJyEOOiNckwk8GFtJC

S4JMDRNTUAol

Vp9wSwNZSfY7VIpX

0Nf/zlrpmpahnM+tpkYGFtJC

joXsuHiBcVp88DHEHMA7

yN8i9ppoZYHSSaqqk6NZnQ==

4UFEMfyKhSB4UovzjdabqolwhFtMH1M=

d3RiRcXCeR8wlgjEHMA7

eMUS8PSBPCe2rPg=

LCsR0X328UuSAmlf

/keifSXopayqjLt1EWQ=

Signatures

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	PO NO 6101588039.xlsx.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2656 set thread context of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 4080 set thread context of 3176	4080	PO NO 6101588039.xlsx.exe	49
PID 1272 set thread context of 3176	1272	ipconfig.exe	49

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
1272	ipconfig.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	ipconfig.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3176	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
4080	PO NO 6101588039.xlsx.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe
1272	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	4080	PO NO 6101588039.xlsx.exe
Token: SeDebugPrivilege	1272	ipconfig.exe
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE
Token: SeShutdownPrivilege	3176	Explorer.EXE
Token: SeCreatePagefilePrivilege	3176	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3176	Explorer.EXE
3176	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 2656 wrote to memory of 4080	2656	PO NO 6101588039.xlsx.exe	92
PID 3176 wrote to memory of 1272	3176	Explorer.EXE	93
PID 3176 wrote to memory of 1272	3176	Explorer.EXE	93
PID 3176 wrote to memory of 1272	3176	Explorer.EXE	93
PID 1272 wrote to memory of 2760	1272	ipconfig.exe	95
PID 1272 wrote to memory of 2760	1272	ipconfig.exe	95
PID 1272 wrote to memory of 2760	1272	ipconfig.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Users\Admin\AppData\Local\Temp\PO NO 6101588039.xlsx.exe
  "C:\Users\Admin\AppData\Local\Temp\PO NO 6101588039.xlsx.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Users\Admin\AppData\Local\Temp\PO NO 6101588039.xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\PO NO 6101588039.xlsx.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4080
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Gathers network information
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1272-148-0x0000000000ED0000-0x0000000000EDB000-memory.dmp

Filesize
44KB

Download
memory/1272-155-0x0000000000AD0000-0x0000000000B5F000-memory.dmp

Filesize
572KB

Download
memory/1272-153-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1272-152-0x0000000000B70000-0x0000000000EBA000-memory.dmp

Filesize
3.3MB

Download
memory/1272-151-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1272-150-0x0000000000ED0000-0x0000000000EDB000-memory.dmp

Filesize
44KB

Download
memory/2656-138-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/2656-135-0x0000000005870000-0x0000000005902000-memory.dmp

Filesize
584KB

Download
memory/2656-139-0x000000000AC10000-0x000000000ACAC000-memory.dmp

Filesize
624KB

Download
memory/2656-134-0x0000000005E20000-0x00000000063C4000-memory.dmp

Filesize
5.6MB

Download
memory/2656-133-0x0000000000D10000-0x0000000000E3E000-memory.dmp

Filesize
1.2MB

Download
memory/2656-137-0x00000000057D0000-0x00000000057DA000-memory.dmp

Filesize
40KB

Download
memory/2656-136-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/3176-160-0x00000000075F0000-0x00000000076D8000-memory.dmp

Filesize
928KB

Download
memory/3176-157-0x00000000075F0000-0x00000000076D8000-memory.dmp

Filesize
928KB

Download
memory/3176-156-0x00000000075F0000-0x00000000076D8000-memory.dmp

Filesize
928KB

Download
memory/3176-147-0x0000000009270000-0x00000000093AE000-memory.dmp

Filesize
1.2MB

Download
memory/4080-146-0x0000000001190000-0x00000000011A0000-memory.dmp

Filesize
64KB

Download
memory/4080-149-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4080-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4080-145-0x0000000001650000-0x000000000199A000-memory.dmp

Filesize
3.3MB

Download
memory/4080-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads