formbook | 4e9c670aeae2c526905f319b51586efaf20fca7844adbd0368f81abe052985b5

General

Target

付款副本 $44,620.exe
Size

288KB
MD5

f3cdb6d084eb1476923a99f04b868329
SHA1

943949819b8354ec72c6d7bc2990e60960cc983c
SHA256

53867ae1994d09f07b882ff96d80fc9d38b50e3aae70054985e07b20634ac14f
SHA512

d0d03f489f2163bb3b133bdc42b7b809ba88baeeeebe7541fca3380b59412ba88f87890e78c9fe5fb1398826f303f1d2b3f00e2cf98259a9a018409a7d2a2528
SSDEEP

6144:oQTBRm0/hGz940BNWWCmxKg5VzHUgaRv4w8DX4yyHO3APeyUqhIG:/Q0pKHGKKgzz0gaupYHO8eyUqZ

Score

10^/10

formbook xloader dwdp loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

dwdp

Decoy

jPxWFTS1Rn/K/LD47WRRW7+Veuct8yc=

ke1Wv1l26dZZxDikX9dU3s6k8+w=

+vtNyVBkx8VMf5KCaIj8DYR5QyLJgQ==

GHXPhYzwXcKgZwqBb/kejm7rfobj

yalW64iE8+aXs70=

MD83dBR0KSF4fizgRhAM

Xti3uNm2JDWgssPgRhAM

X7gYbv5uJhpvjdI0Qg==

ydxGznbNJ3tCCLAX4arq4nweMuQ=

Ca+fvtST8OBbosPgRhAM

kG1QegD8mU/E/hLw1t0=

g9FFFjEC5C2IvR/BhbSrpw==

PCkpeg38W0aPdg1rav1DFnVASw==

vSq+xBf3qjY27H3yqepK+g+nOmOMc3m7

G7WYirSZS9EYob8=

WbEWaOVIAPlSNNc4LsfL53weMuQ=

hnyAvEY4n3rTKS4g5mHKxR0=

JN7b0uCqVrQydMl7JNw=

XTki/RASDK6BCW0q8sU=

DQMBWA9wJyOKqqGSmGHKxR0=

Extracted

Family

xloader

Version

3.8

Campaign

dwdp

Decoy

jPxWFTS1Rn/K/LD47WRRW7+Veuct8yc=

ke1Wv1l26dZZxDikX9dU3s6k8+w=

+vtNyVBkx8VMf5KCaIj8DYR5QyLJgQ==

GHXPhYzwXcKgZwqBb/kejm7rfobj

yalW64iE8+aXs70=

MD83dBR0KSF4fizgRhAM

Xti3uNm2JDWgssPgRhAM

X7gYbv5uJhpvjdI0Qg==

ydxGznbNJ3tCCLAX4arq4nweMuQ=

Ca+fvtST8OBbosPgRhAM

kG1QegD8mU/E/hLw1t0=

g9FFFjEC5C2IvR/BhbSrpw==

PCkpeg38W0aPdg1rav1DFnVASw==

vSq+xBf3qjY27H3yqepK+g+nOmOMc3m7

G7WYirSZS9EYob8=

WbEWaOVIAPlSNNc4LsfL53weMuQ=

hnyAvEY4n3rTKS4g5mHKxR0=

JN7b0uCqVrQydMl7JNw=

XTki/RASDK6BCW0q8sU=

DQMBWA9wJyOKqqGSmGHKxR0=

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

付款副本 $44,620.execvtres.exeipconfig.exe

description	pid	process	target process
PID 3300 set thread context of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 4580 set thread context of 3052	4580	cvtres.exe	Explorer.EXE
PID 3304 set thread context of 3052	3304	ipconfig.exe	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

3304 ipconfig.exe

pid	process
3304	ipconfig.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

ipconfig.exe

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

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

cvtres.exeipconfig.exe

pid	process
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
4580	cvtres.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe
3304	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

cvtres.exeipconfig.exe

pid process

4580 cvtres.exe
4580 cvtres.exe
4580 cvtres.exe
3304 ipconfig.exe
3304 ipconfig.exe
3304 ipconfig.exe
3304 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

cvtres.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 4580 cvtres.exe
Token: SeDebugPrivilege 3304 ipconfig.exe

pid	process
3052	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4580	cvtres.exe
Token: SeDebugPrivilege	3304	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

付款副本 $44,620.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3300 wrote to memory of 4580	3300	付款副本 $44,620.exe	cvtres.exe
PID 3052 wrote to memory of 3304	3052	Explorer.EXE	ipconfig.exe
PID 3052 wrote to memory of 3304	3052	Explorer.EXE	ipconfig.exe
PID 3052 wrote to memory of 3304	3052	Explorer.EXE	ipconfig.exe
PID 3304 wrote to memory of 3764	3304	ipconfig.exe	Firefox.exe
PID 3304 wrote to memory of 3764	3304	ipconfig.exe	Firefox.exe
PID 3304 wrote to memory of 3764	3304	ipconfig.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\付款副本 $44,620.exe
"C:\Users\Admin\AppData\Local\Temp\付款副本 $44,620.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3300

C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4580

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:3304

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:3764

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3052-141-0x0000000002A60000-0x0000000002B13000-memory.dmp

Filesize
716KB

Download
memory/3052-149-0x0000000002C90000-0x0000000002D8E000-memory.dmp

Filesize
1016KB

Download
memory/3052-147-0x0000000002C90000-0x0000000002D8E000-memory.dmp

Filesize
1016KB

Download
memory/3300-132-0x0000000000A50000-0x0000000000A9A000-memory.dmp

Filesize
296KB

Download
memory/3304-144-0x0000000000F80000-0x0000000000FAD000-memory.dmp

Filesize
180KB

Download
memory/3304-142-0x0000000000000000-mapping.dmp

Download
memory/3304-143-0x00000000007C0000-0x00000000007CB000-memory.dmp

Filesize
44KB

Download
memory/3304-145-0x00000000018F0000-0x0000000001C3A000-memory.dmp

Filesize
3.3MB

Download
memory/3304-146-0x00000000017C0000-0x000000000184F000-memory.dmp

Filesize
572KB

Download
memory/3304-148-0x0000000000F80000-0x0000000000FAD000-memory.dmp

Filesize
180KB

Download
memory/4580-138-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4580-139-0x0000000000FB0000-0x00000000012FA000-memory.dmp

Filesize
3.3MB

Download
memory/4580-140-0x0000000000660000-0x0000000000670000-memory.dmp

Filesize
64KB

Download
memory/4580-137-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4580-136-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4580-134-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4580-133-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads