formbook | d0b843d438fa30a32980d2a153c93a99461476e07562a215fd8e44426f5f2f58

General

Target

stage3.exe
Size

185KB
MD5

f6266a4df0a33943d7018a03fb16ff67
SHA1

b6e4bad9f79db9797f71d4b2448b1e6351a3acc8
SHA256

d0b843d438fa30a32980d2a153c93a99461476e07562a215fd8e44426f5f2f58
SHA512

d6565fcee1aaabae1e2e5268f3718c2361264d3b320190f5216e43be3065ee1f25144d22e2363078d98fd1f4f3aa883f418dd402481e700cee72e81c25d79747
SSDEEP

3072:y8qzRkfWIYczfzD7nqV+K0fp1TpckexJReVMsYykt9WIFMfWynpXA:yziWIYGzD77jp1FMRKMsCFMrn

Score

10^/10

formbook xloader pgnt loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

pgnt

Decoy

0WG18LbM4lR9iqMRa4nlBzTb

jcfGYzPgZTqFZVO9FV2yIw==

laIfrdSC8/4CNg==

Q73ilev5GIWuOrAAFV2yIw==

Q2u/pMw7pv4sPA==

TbqvIUHwlQscPo0HFV2yIw==

8PNWfGPyE8n0IQ==

WtgROxXzvY2L

PryaRBNjm4eP

Y9Hdi06Cry1um9Sj68YAu1o=

3Gulyp7CMQtR78jvLkk=

JJ3GasTVTCRQT6Tfz6S6GlI=

RnS42bhb9tI0R6UpD6wOxriNxw==

he1mi2sOGfzTRGHnuA==

eaYjCtjxVjdU5XLRtBMBLKk9quA=

k9rTeEqYzzw8WaTfz6S6GlI=

5luVQwe2vJWKEAiMdF4=

MGW14L9OVk5Y5TaR6w/DqdhYxXVY

mAsYz6k6sQkDC0/DoHj9t1RPWLSgFQ==

y5klhuMbE8n0IQ==

Extracted

Family

xloader

Version

3.�E

Campaign

pgnt

Decoy

0WG18LbM4lR9iqMRa4nlBzTb

jcfGYzPgZTqFZVO9FV2yIw==

laIfrdSC8/4CNg==

Q73ilev5GIWuOrAAFV2yIw==

Q2u/pMw7pv4sPA==

TbqvIUHwlQscPo0HFV2yIw==

8PNWfGPyE8n0IQ==

WtgROxXzvY2L

PryaRBNjm4eP

Y9Hdi06Cry1um9Sj68YAu1o=

3Gulyp7CMQtR78jvLkk=

JJ3GasTVTCRQT6Tfz6S6GlI=

RnS42bhb9tI0R6UpD6wOxriNxw==

he1mi2sOGfzTRGHnuA==

eaYjCtjxVjdU5XLRtBMBLKk9quA=

k9rTeEqYzzw8WaTfz6S6GlI=

5luVQwe2vJWKEAiMdF4=

MGW14L9OVk5Y5TaR6w/DqdhYxXVY

mAsYz6k6sQkDC0/DoHj9t1RPWLSgFQ==

y5klhuMbE8n0IQ==

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
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:

stage3.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation stage3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	stage3.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

stage3.exesystray.exe

description	pid	process	target process
PID 868 set thread context of 2228	868	stage3.exe	Explorer.EXE
PID 868 set thread context of 2228	868	stage3.exe	Explorer.EXE
PID 5072 set thread context of 2228	5072	systray.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

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

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

stage3.exesystray.exe

pid	process
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
868	stage3.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe
5072	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2228 Explorer.EXE
Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

stage3.exesystray.exe

pid process

868 stage3.exe
868 stage3.exe
868 stage3.exe
868 stage3.exe
5072 systray.exe
5072 systray.exe
5072 systray.exe
5072 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

stage3.exesystray.exe

description pid process

Token: SeDebugPrivilege 868 stage3.exe
Token: SeDebugPrivilege 5072 systray.exe

pid	process
2228	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	868	stage3.exe
Token: SeDebugPrivilege	5072	systray.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Explorer.EXEsystray.exe

description	pid	process	target process
PID 2228 wrote to memory of 5072	2228	Explorer.EXE	systray.exe
PID 2228 wrote to memory of 5072	2228	Explorer.EXE	systray.exe
PID 2228 wrote to memory of 5072	2228	Explorer.EXE	systray.exe
PID 5072 wrote to memory of 4408	5072	systray.exe	Firefox.exe
PID 5072 wrote to memory of 4408	5072	systray.exe	Firefox.exe
PID 5072 wrote to memory of 4408	5072	systray.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2228

C:\Users\Admin\AppData\Local\Temp\stage3.exe
"C:\Users\Admin\AppData\Local\Temp\stage3.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:868

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.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:5072

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:4408

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/868-133-0x0000000001540000-0x000000000188A000-memory.dmp

Filesize
3.3MB

Download
memory/868-134-0x0000000001000000-0x000000000102F000-memory.dmp

Filesize
188KB

Download
memory/868-135-0x0000000000BC0000-0x0000000000BD0000-memory.dmp

Filesize
64KB

Download
memory/868-137-0x0000000001000000-0x000000000102F000-memory.dmp

Filesize
188KB

Download
memory/868-138-0x0000000001A10000-0x0000000001A20000-memory.dmp

Filesize
64KB

Download
memory/868-132-0x0000000001000000-0x000000000102F000-memory.dmp

Filesize
188KB

Download
memory/2228-146-0x0000000002BD0000-0x0000000002CA3000-memory.dmp

Filesize
844KB

Download
memory/2228-136-0x0000000002950000-0x0000000002ACA000-memory.dmp

Filesize
1.5MB

Download
memory/2228-139-0x0000000008320000-0x00000000084A1000-memory.dmp

Filesize
1.5MB

Download
memory/2228-147-0x0000000002BD0000-0x0000000002CA3000-memory.dmp

Filesize
844KB

Download
memory/5072-140-0x0000000000000000-mapping.dmp

Download
memory/5072-142-0x0000000002E70000-0x00000000031BA000-memory.dmp

Filesize
3.3MB

Download
memory/5072-144-0x0000000002C10000-0x0000000002C9F000-memory.dmp

Filesize
572KB

Download
memory/5072-143-0x0000000000D10000-0x0000000000D3D000-memory.dmp

Filesize
180KB

Download
memory/5072-145-0x0000000000D10000-0x0000000000D3D000-memory.dmp

Filesize
180KB

Download
memory/5072-141-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads