formbook | d89aa4a7ecfeae581d21b81fb8e134605f601f690cf56dfc6acdfd5a4f0d3ddc

General

Target

q0RW7nS1zyGKYXb.exe
Size

1.1MB
MD5

dbafdcf84343295ad3b48176f9663758
SHA1

2a4d4a5157ba681952ab3f5e547da2f95f4ab2bd
SHA256

d89aa4a7ecfeae581d21b81fb8e134605f601f690cf56dfc6acdfd5a4f0d3ddc
SHA512

fdc09b6c1447ece49f44c2368a52ffe6906b4d898811f953a64450dc11ed7b1e30059508f6e8ce019faa6ba65a0b0879f75f61752283dfd895d0bee5f763c82c
SSDEEP

24576:d2Tw4qcbskQBs6SqM392oWjyvq0cCU4B/zcpKZ:cTqAGsjjEydJzB/z+K

Score

10^/10

formbook xloader zzun loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

Extracted

Family

xloader

Version

2.9

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2620-140-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/2620-142-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/220-148-0x0000000000DB0000-0x0000000000DDC000-memory.dmp	xloader
behavioral2/memory/220-153-0x0000000000DB0000-0x0000000000DDC000-memory.dmp	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:

q0RW7nS1zyGKYXb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	q0RW7nS1zyGKYXb.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

q0RW7nS1zyGKYXb.exeq0RW7nS1zyGKYXb.exenetsh.exe

description	pid	process	target process
PID 5028 set thread context of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 2620 set thread context of 2492	2620	q0RW7nS1zyGKYXb.exe	Explorer.EXE
PID 220 set thread context of 2492	220	netsh.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 55 IoCs

Processes:

q0RW7nS1zyGKYXb.exeq0RW7nS1zyGKYXb.exenetsh.exe

pid	process
5028	q0RW7nS1zyGKYXb.exe
5028	q0RW7nS1zyGKYXb.exe
5028	q0RW7nS1zyGKYXb.exe
5028	q0RW7nS1zyGKYXb.exe
5028	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe
220	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2492 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

q0RW7nS1zyGKYXb.exenetsh.exe

pid process

2620 q0RW7nS1zyGKYXb.exe
2620 q0RW7nS1zyGKYXb.exe
2620 q0RW7nS1zyGKYXb.exe
220 netsh.exe
220 netsh.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

q0RW7nS1zyGKYXb.exeq0RW7nS1zyGKYXb.exenetsh.exe

description pid process

Token: SeDebugPrivilege 5028 q0RW7nS1zyGKYXb.exe
Token: SeDebugPrivilege 2620 q0RW7nS1zyGKYXb.exe
Token: SeDebugPrivilege 220 netsh.exe

pid	process
2492	Explorer.EXE

pid	process
2620	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
2620	q0RW7nS1zyGKYXb.exe
220	netsh.exe
220	netsh.exe

description	pid	process
Token: SeDebugPrivilege	5028	q0RW7nS1zyGKYXb.exe
Token: SeDebugPrivilege	2620	q0RW7nS1zyGKYXb.exe
Token: SeDebugPrivilege	220	netsh.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

q0RW7nS1zyGKYXb.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 5028 wrote to memory of 4136	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 4136	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 4136	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 396	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 396	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 396	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 5028 wrote to memory of 2620	5028	q0RW7nS1zyGKYXb.exe	q0RW7nS1zyGKYXb.exe
PID 2492 wrote to memory of 220	2492	Explorer.EXE	netsh.exe
PID 2492 wrote to memory of 220	2492	Explorer.EXE	netsh.exe
PID 2492 wrote to memory of 220	2492	Explorer.EXE	netsh.exe
PID 220 wrote to memory of 1644	220	netsh.exe	cmd.exe
PID 220 wrote to memory of 1644	220	netsh.exe	cmd.exe
PID 220 wrote to memory of 1644	220	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe
"C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5028

C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe
"{path}"
3⤵
PID:4136

C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe
"{path}"
3⤵
PID:396

C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe
"{path}"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2620

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:220

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\q0RW7nS1zyGKYXb.exe"
3⤵
PID:1644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/220-153-0x0000000000DB0000-0x0000000000DDC000-memory.dmp

Filesize
176KB

Download
memory/220-151-0x00000000013F0000-0x0000000001480000-memory.dmp

Filesize
576KB

Download
memory/220-150-0x0000000001810000-0x0000000001B5A000-memory.dmp

Filesize
3.3MB

Download
memory/220-148-0x0000000000DB0000-0x0000000000DDC000-memory.dmp

Filesize
176KB

Download
memory/220-147-0x00000000011D0000-0x00000000011EE000-memory.dmp

Filesize
120KB

Download
memory/220-146-0x0000000000000000-mapping.dmp

Download
memory/396-138-0x0000000000000000-mapping.dmp

Download
memory/1644-149-0x0000000000000000-mapping.dmp

Download
memory/2492-145-0x0000000002EA0000-0x0000000002F7E000-memory.dmp

Filesize
888KB

Download
memory/2492-154-0x0000000008560000-0x000000000864F000-memory.dmp

Filesize
956KB

Download
memory/2492-152-0x0000000008560000-0x000000000864F000-memory.dmp

Filesize
956KB

Download
memory/2620-143-0x0000000001760000-0x0000000001AAA000-memory.dmp

Filesize
3.3MB

Download
memory/2620-144-0x0000000001AE0000-0x0000000001AF1000-memory.dmp

Filesize
68KB

Download
memory/2620-142-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2620-140-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2620-139-0x0000000000000000-mapping.dmp

Download
memory/4136-137-0x0000000000000000-mapping.dmp

Download
memory/5028-132-0x00000000004C0000-0x00000000005E0000-memory.dmp

Filesize
1.1MB

Download
memory/5028-136-0x0000000004F60000-0x0000000004F6A000-memory.dmp

Filesize
40KB

Download
memory/5028-135-0x0000000005040000-0x00000000050DC000-memory.dmp

Filesize
624KB

Download
memory/5028-134-0x0000000004FA0000-0x0000000005032000-memory.dmp

Filesize
584KB

Download
memory/5028-133-0x0000000005550000-0x0000000005AF4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads