formbook | 6d62d493cae6daf08828e14fc36c0dba18e7eb7f75ca390ec5d21ae0b3d2c9a3

General

Target

0x0007000000013a3b-63.exe
Size

1.0MB
MD5

4960f9773333e5239226ca3a86e974e9
SHA1

a5eefef24d0586abd0457acb6cb8246057574d67
SHA256

6d62d493cae6daf08828e14fc36c0dba18e7eb7f75ca390ec5d21ae0b3d2c9a3
SHA512

4292c12fb5ac12e2d70c0849fc0697319faeea35123d435a597753de4cf801b4ef219940080d5484dca16a1a1c2ec771b73d030b37b5b93e79610dafec51ac2c
SSDEEP

12288:SvE7XguFSxqtLAWaDjb9fyxZqZKa5aRW4+QlpYidxDF/3gKavwI0iVWErqsM1pnU:H5KjZwZNxRL9dPPgrYI0Iomd+zrE

Score

10^/10

formbook h9nc rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

h9nc

Decoy

b6D0eLl/P/Ry1A==

KnXQBVoh1YK69G/dNR0pblRJIg==

WnXFkXyACqjtAumHng==

G0eU+2nD4Hul/C12

7TSYGZRY3obqxfiSusm2GLKO7zs=

rKv1H4dXCeB4dIWkDod0

kJHsAWgJMtQx2XbWOE50pGw=

9glV052OFiKdAumHng==

xiWAGAArojjC4Qlwk7dsq4N+0GTOyTQ=

1dUgKYkXDs1c54VvhAC4IL0a4DY=

//E2NG867Y/MH8x206eKnQ==

BQd1aNJsP/Ry1A==

kOMaJH4YPB4903g=

zOhJx2nSgFXV

3OUrp42pL88bb/+B06eKnQ==

bM5EoP21XTZ7psNQgQ==

BWG/kYrHtD9dmyigBbFamA==

BRlnZVmlrU14Zo/6Nmr9dVxHIg==

4fdR0rjKc0t78Ww/Z0DQAMWm9Ts=

Lh9p82obtozdHSNv

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

Processes:

0x0007000000013a3b-63.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	0x0007000000013a3b-63.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

Processes:

0x0007000000013a3b-63.exe0x0007000000013a3b-63.exerundll32.exe

description	pid	process	target process
PID 4780 set thread context of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 556 set thread context of 2408	556	0x0007000000013a3b-63.exe	Explorer.EXE
PID 3536 set thread context of 2408	3536	rundll32.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 36 IoCs

Processes:

0x0007000000013a3b-63.exerundll32.exe

pid	process
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2408 Explorer.EXE

pid	process
2408	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

0x0007000000013a3b-63.exerundll32.exe

pid	process
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
556	0x0007000000013a3b-63.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

0x0007000000013a3b-63.exeExplorer.EXErundll32.exe

description	pid	process
Token: SeDebugPrivilege	556	0x0007000000013a3b-63.exe
Token: SeShutdownPrivilege	2408	Explorer.EXE
Token: SeCreatePagefilePrivilege	2408	Explorer.EXE
Token: SeDebugPrivilege	3536	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

0x0007000000013a3b-63.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 4780 wrote to memory of 556	4780	0x0007000000013a3b-63.exe	0x0007000000013a3b-63.exe
PID 2408 wrote to memory of 3536	2408	Explorer.EXE	rundll32.exe
PID 2408 wrote to memory of 3536	2408	Explorer.EXE	rundll32.exe
PID 2408 wrote to memory of 3536	2408	Explorer.EXE	rundll32.exe
PID 3536 wrote to memory of 4308	3536	rundll32.exe	Firefox.exe
PID 3536 wrote to memory of 4308	3536	rundll32.exe	Firefox.exe
PID 3536 wrote to memory of 4308	3536	rundll32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408

C:\Users\Admin\AppData\Local\Temp\0x0007000000013a3b-63.exe
"C:\Users\Admin\AppData\Local\Temp\0x0007000000013a3b-63.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4780

C:\Users\Admin\AppData\Local\Temp\0x0007000000013a3b-63.exe
"C:\Users\Admin\AppData\Local\Temp\0x0007000000013a3b-63.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:4424

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3536

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:4308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/556-149-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/556-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/556-144-0x00000000016A0000-0x00000000019EA000-memory.dmp

Filesize
3.3MB

Download
memory/556-145-0x00000000011C0000-0x00000000011D0000-memory.dmp

Filesize
64KB

Download
memory/556-148-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/556-142-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/556-138-0x0000000000000000-mapping.dmp

Download
memory/556-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2408-156-0x00000000083C0000-0x000000000846F000-memory.dmp

Filesize
700KB

Download
memory/2408-146-0x0000000008260000-0x00000000083B3000-memory.dmp

Filesize
1.3MB

Download
memory/2408-154-0x00000000083C0000-0x000000000846F000-memory.dmp

Filesize
700KB

Download
memory/3536-151-0x0000000000670000-0x000000000069D000-memory.dmp

Filesize
180KB

Download
memory/3536-155-0x0000000000670000-0x000000000069D000-memory.dmp

Filesize
180KB

Download
memory/3536-153-0x0000000002440000-0x00000000024CF000-memory.dmp

Filesize
572KB

Download
memory/3536-147-0x0000000000000000-mapping.dmp

Download
memory/3536-152-0x00000000025D0000-0x000000000291A000-memory.dmp

Filesize
3.3MB

Download
memory/3536-150-0x0000000000860000-0x0000000000874000-memory.dmp

Filesize
80KB

Download
memory/4780-137-0x00000000081B0000-0x000000000824C000-memory.dmp

Filesize
624KB

Download
memory/4780-132-0x0000000000A00000-0x0000000000B0A000-memory.dmp

Filesize
1.0MB

Download
memory/4780-136-0x00000000054D0000-0x00000000054DA000-memory.dmp

Filesize
40KB

Download
memory/4780-133-0x00000000059F0000-0x0000000005EBC000-memory.dmp

Filesize
4.8MB

Download
memory/4780-134-0x0000000005520000-0x00000000055B2000-memory.dmp

Filesize
584KB

Download
memory/4780-135-0x0000000006470000-0x0000000006A14000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads