formbook | deb46fda5265b6468de94e80cbb327ffdf1018878042cac960c0c5ed15a5cb7b

General

Target

Order.exe
Size

275KB
MD5

40c08389f9b3ac964f7a1188f51dfb7b
SHA1

05b6fb387f69441d4107227d361d3b8ffef821dd
SHA256

426072e14b14fa10a6bf93d53c6bc17ab8d6c0871411dfece93bc765fd7d55ef
SHA512

e42e4cee19cfd90c0fee5ca6ee9425cc257524a1c4de02f94a2b01bbb99679c8794c981eec61f743afa0e8afe5bb744299033695f71fede7b6e753f97e17cbf6
SSDEEP

6144:Lkwtd2QvDC3Wol85o0Fv7UbxoNdyY5A0UHpMV1s3CvPqPY551P:bAQvGWouCaUbU+pMQSncY5b

Score

10^/10

formbook scse persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

scse

Decoy

SKpYFyVNT2zunKf0uuM=

FlEHUseI7I5XbrO8fR/XBcS9ZA==

FPuxoUOxkLiATugw

VKdxsDSk0jdT5Kw=

FpqHf9iI/1tl97E=

YGI6sIl3UIxfZvlD+JiUuuLR

oBAEO0suBEAD5aK00A==

RKJqTzg4gQ/Q6DYSuTjDGkwuyl0ik5Kb8w==

VFg9s3W0/Ype8A3cZb+D7g==

hwD+VNd6014nrsaTWm4FBcS9ZA==

zkAdUq1soKYUfZaTqLmL

XVQ9WbRivUIQ477a/hKv+g==

QireF2geizAwmp674AGc5g==

PSTUQxs6j8OATugw

LHJhyy2VbX8NEqf0uuM=

MiY1vg6T3HqATugw

wqkUjaVXnGgBqA==

jUr/eUtSIT01Wegt

PjQidcqKzAbSZICUZb+D7g==

OkAmcv12sUEAIHwFHakzdIo2FPHw

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Executes dropped EXE 2 IoCs

Processes:

sschk.exesschk.exe

pid process

2544 sschk.exe
1980 sschk.exe
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:

sschk.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation sschk.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

pid	process
2544	sschk.exe
1980	sschk.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	sschk.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

sschk.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mvjsvq = "C:\\Users\\Admin\\AppData\\Roaming\\xlmtj\\wjiewrepiqsc.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\sschk.exe\" C:\\Users\\Admin\\AppData\\Local\\T"	sschk.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

sschk.exesschk.exewscript.exe

description	pid	process	target process
PID 2544 set thread context of 1980	2544	sschk.exe	sschk.exe
PID 1980 set thread context of 3080	1980	sschk.exe	Explorer.EXE
PID 4032 set thread context of 3080	4032	wscript.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wscript.exe

Modifies registry class 3 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

sschk.exewscript.exe

pid	process
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3080 Explorer.EXE
Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

sschk.exesschk.exewscript.exe

pid process

2544 sschk.exe
1980 sschk.exe
1980 sschk.exe
1980 sschk.exe
4032 wscript.exe
4032 wscript.exe
4032 wscript.exe
4032 wscript.exe

pid	process
3080	Explorer.EXE

pid	process
2544	sschk.exe
1980	sschk.exe
1980	sschk.exe
1980	sschk.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe
4032	wscript.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes:

sschk.exewscript.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1980	sschk.exe
Token: SeDebugPrivilege	4032	wscript.exe
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE
Token: SeShutdownPrivilege	3080	Explorer.EXE
Token: SeCreatePagefilePrivilege	3080	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

3080 Explorer.EXE
3080 Explorer.EXE

pid	process
3080	Explorer.EXE
3080	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Order.exesschk.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 3208 wrote to memory of 2544	3208	Order.exe	sschk.exe
PID 3208 wrote to memory of 2544	3208	Order.exe	sschk.exe
PID 3208 wrote to memory of 2544	3208	Order.exe	sschk.exe
PID 2544 wrote to memory of 1980	2544	sschk.exe	sschk.exe
PID 2544 wrote to memory of 1980	2544	sschk.exe	sschk.exe
PID 2544 wrote to memory of 1980	2544	sschk.exe	sschk.exe
PID 2544 wrote to memory of 1980	2544	sschk.exe	sschk.exe
PID 3080 wrote to memory of 4032	3080	Explorer.EXE	wscript.exe
PID 3080 wrote to memory of 4032	3080	Explorer.EXE	wscript.exe
PID 3080 wrote to memory of 4032	3080	Explorer.EXE	wscript.exe
PID 4032 wrote to memory of 2624	4032	wscript.exe	Firefox.exe
PID 4032 wrote to memory of 2624	4032	wscript.exe	Firefox.exe
PID 4032 wrote to memory of 2624	4032	wscript.exe	Firefox.exe

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:3080

C:\Users\Admin\AppData\Local\Temp\Order.exe
"C:\Users\Admin\AppData\Local\Temp\Order.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3208

C:\Users\Admin\AppData\Local\Temp\sschk.exe
"C:\Users\Admin\AppData\Local\Temp\sschk.exe" C:\Users\Admin\AppData\Local\Temp\uqmpszrescr.mh
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2544

C:\Users\Admin\AppData\Local\Temp\sschk.exe
"C:\Users\Admin\AppData\Local\Temp\sschk.exe"
4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1980

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.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:4032

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2624

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\sschk.exe
Filesize
128KB

MD5
d5711c7dd676247b08e5d6bcfa3163e4

SHA1
3b6255b87b2067a2022fa3049faf52609e884797

SHA256
e736927372d65401306e5deda3e516c24a1f52641862034847218d3923993ed3

SHA512
eef729152468f88a969f5c752d8ba0b20f3881d3d99696488463e54aa27f6351a55f956bccb7f5555ca2d5da1a8037d23e8c144d5280cee8f4d39b4b72cea4d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\sschk.exe
Filesize
128KB

MD5
d5711c7dd676247b08e5d6bcfa3163e4

SHA1
3b6255b87b2067a2022fa3049faf52609e884797

SHA256
e736927372d65401306e5deda3e516c24a1f52641862034847218d3923993ed3

SHA512
eef729152468f88a969f5c752d8ba0b20f3881d3d99696488463e54aa27f6351a55f956bccb7f5555ca2d5da1a8037d23e8c144d5280cee8f4d39b4b72cea4d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\sschk.exe
Filesize
128KB

MD5
d5711c7dd676247b08e5d6bcfa3163e4

SHA1
3b6255b87b2067a2022fa3049faf52609e884797

SHA256
e736927372d65401306e5deda3e516c24a1f52641862034847218d3923993ed3

SHA512
eef729152468f88a969f5c752d8ba0b20f3881d3d99696488463e54aa27f6351a55f956bccb7f5555ca2d5da1a8037d23e8c144d5280cee8f4d39b4b72cea4d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tllavf.j
Filesize
184KB

MD5
64e026b55299735b9db1af520d95c567

SHA1
7eee907d5dbd2200ecddcc83082344780a06cebb

SHA256
68a579dd70b4f44a3f974c22473798f9781bc1d2761e53d9c4f98580d6e6763d

SHA512
a5a4eb133ae8548d1c66bec32993df5ee90c650dd653c817b028a00212e3ac1801cd925831273baeb0e72371361bf8dad91dd1379acfe2b3f924b4b4d58cd2a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\uqmpszrescr.mh
Filesize
7KB

MD5
792469c8fa02e0eea0ba2bb71fd99ea8

SHA1
dfea8de272b9e88a5a4135cb5e4cc6fc1dd95c47

SHA256
b56c9f242715c82598af57710034a20d51991b265269a4e73826d1c37e3bf66f

SHA512
338d582d394bfbe76fa8c5cb5050892eff81c8869fc4a5d272ebc8f8ce9405bd9f7b930d73d73a2dc5a8652021db1a67e339b71ad6f167a5b60f7a59ac5b58d2

Download Submit
memory/1980-143-0x0000000001470000-0x0000000001480000-memory.dmp

Filesize
64KB

Download
memory/1980-137-0x0000000000000000-mapping.dmp

Download
memory/1980-139-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1980-140-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/1980-141-0x0000000001A10000-0x0000000001D5A000-memory.dmp

Filesize
3.3MB

Download
memory/1980-142-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/2544-132-0x0000000000000000-mapping.dmp

Download
memory/3080-144-0x0000000002900000-0x0000000002A9A000-memory.dmp

Filesize
1.6MB

Download
memory/3080-150-0x0000000007C10000-0x0000000007D4C000-memory.dmp

Filesize
1.2MB

Download
memory/3080-152-0x0000000007C10000-0x0000000007D4C000-memory.dmp

Filesize
1.2MB

Download
memory/4032-145-0x0000000000000000-mapping.dmp

Download
memory/4032-147-0x0000000001230000-0x000000000125D000-memory.dmp

Filesize
180KB

Download
memory/4032-146-0x0000000000910000-0x0000000000937000-memory.dmp

Filesize
156KB

Download
memory/4032-148-0x0000000003330000-0x000000000367A000-memory.dmp

Filesize
3.3MB

Download
memory/4032-149-0x00000000030D0000-0x000000000315F000-memory.dmp

Filesize
572KB

Download
memory/4032-151-0x0000000001230000-0x000000000125D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads