formbook | cd48b7342c019916ab0938911da0dfdd7ed997696cab114faf92f5fcab855e69

General

Target

PI009878.exe
Size

1.0MB
MD5

ea98d369409798d8bbc815bf626b1d45
SHA1

bb4ccc4e8bf2bfd97857e5ba2cb98f1a9965de03
SHA256

cd48b7342c019916ab0938911da0dfdd7ed997696cab114faf92f5fcab855e69
SHA512

5d560a92393f8b495799cbf7c97b8c24e8240c9ecdd16486687b20641648d043a1b15304a203410d4d0045046ea9f6b6534c0071cf0a90b65eec92053ec9f08e
SSDEEP

24576:jDpckMRAONgaw/OTPK+RTpOLS60FDVMEjr:npc3R5w4ycIAhH

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 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1472-62-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1472-63-0x000000000041F6F0-mapping.dmp	xloader
behavioral1/memory/1472-68-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1472-73-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1296-75-0x0000000000080000-0x00000000000AC000-memory.dmp	xloader
behavioral1/memory/1296-80-0x0000000000080000-0x00000000000AC000-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:

PI009878.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Control Panel\International\Geo\Nation PI009878.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1344 cmd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Control Panel\International\Geo\Nation	PI009878.exe

pid	process
1344	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

PI009878.exePI009878.execolorcpl.exe

description	pid	process	target process
PID 1768 set thread context of 1472	1768	PI009878.exe	PI009878.exe
PID 1472 set thread context of 1388	1472	PI009878.exe	Explorer.EXE
PID 1472 set thread context of 1388	1472	PI009878.exe	Explorer.EXE
PID 1296 set thread context of 1388	1296	colorcpl.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

PI009878.exePI009878.execolorcpl.exe

pid	process
1768	PI009878.exe
1768	PI009878.exe
1472	PI009878.exe
1472	PI009878.exe
1472	PI009878.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe
1296	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1388 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

PI009878.execolorcpl.exe

pid process

1472 PI009878.exe
1472 PI009878.exe
1472 PI009878.exe
1472 PI009878.exe
1296 colorcpl.exe
1296 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PI009878.exePI009878.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 1768 PI009878.exe
Token: SeDebugPrivilege 1472 PI009878.exe
Token: SeDebugPrivilege 1296 colorcpl.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1388 Explorer.EXE
1388 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1388 Explorer.EXE
1388 Explorer.EXE

pid	process
1388	Explorer.EXE

pid	process
1472	PI009878.exe
1472	PI009878.exe
1472	PI009878.exe
1472	PI009878.exe
1296	colorcpl.exe
1296	colorcpl.exe

description	pid	process
Token: SeDebugPrivilege	1768	PI009878.exe
Token: SeDebugPrivilege	1472	PI009878.exe
Token: SeDebugPrivilege	1296	colorcpl.exe

pid	process
1388	Explorer.EXE
1388	Explorer.EXE

pid	process
1388	Explorer.EXE
1388	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

PI009878.exePI009878.execolorcpl.exe

description	pid	process	target process
PID 1768 wrote to memory of 856	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 856	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 856	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 856	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1768 wrote to memory of 1472	1768	PI009878.exe	PI009878.exe
PID 1472 wrote to memory of 1296	1472	PI009878.exe	colorcpl.exe
PID 1472 wrote to memory of 1296	1472	PI009878.exe	colorcpl.exe
PID 1472 wrote to memory of 1296	1472	PI009878.exe	colorcpl.exe
PID 1472 wrote to memory of 1296	1472	PI009878.exe	colorcpl.exe
PID 1296 wrote to memory of 1344	1296	colorcpl.exe	cmd.exe
PID 1296 wrote to memory of 1344	1296	colorcpl.exe	cmd.exe
PID 1296 wrote to memory of 1344	1296	colorcpl.exe	cmd.exe
PID 1296 wrote to memory of 1344	1296	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1388

C:\Users\Admin\AppData\Local\Temp\PI009878.exe
"C:\Users\Admin\AppData\Local\Temp\PI009878.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768

C:\Users\Admin\AppData\Local\Temp\PI009878.exe
"{path}"
3⤵
PID:856

C:\Users\Admin\AppData\Local\Temp\PI009878.exe
"{path}"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PI009878.exe"
5⤵
- Deletes itself
PID:1344

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

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Downloads

memory/1296-74-0x0000000000E70000-0x0000000000E88000-memory.dmp

Filesize
96KB

Download
memory/1296-80-0x0000000000080000-0x00000000000AC000-memory.dmp

Filesize
176KB

Download
memory/1296-78-0x0000000000A80000-0x0000000000B10000-memory.dmp

Filesize
576KB

Download
memory/1296-77-0x0000000000B20000-0x0000000000E23000-memory.dmp

Filesize
3.0MB

Download
memory/1296-75-0x0000000000080000-0x00000000000AC000-memory.dmp

Filesize
176KB

Download
memory/1296-71-0x0000000000000000-mapping.dmp

Download
memory/1344-76-0x0000000000000000-mapping.dmp

Download
memory/1388-83-0x00000000072E0000-0x000000000743F000-memory.dmp

Filesize
1.4MB

Download
memory/1388-82-0x000007FEEA9C0000-0x000007FEEA9CA000-memory.dmp

Filesize
40KB

Download
memory/1388-81-0x000007FEF6DB0000-0x000007FEF6EF3000-memory.dmp

Filesize
1.3MB

Download
memory/1388-79-0x00000000072E0000-0x000000000743F000-memory.dmp

Filesize
1.4MB

Download
memory/1388-70-0x0000000007150000-0x00000000072D5000-memory.dmp

Filesize
1.5MB

Download
memory/1388-67-0x0000000006B50000-0x0000000006C9D000-memory.dmp

Filesize
1.3MB

Download
memory/1472-59-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1472-62-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1472-68-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1472-73-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1472-66-0x00000000002C0000-0x00000000002D1000-memory.dmp

Filesize
68KB

Download
memory/1472-65-0x0000000000A80000-0x0000000000D83000-memory.dmp

Filesize
3.0MB

Download
memory/1472-63-0x000000000041F6F0-mapping.dmp

Download
memory/1472-69-0x0000000000310000-0x0000000000321000-memory.dmp

Filesize
68KB

Download
memory/1472-60-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1768-54-0x0000000000970000-0x0000000000A7C000-memory.dmp

Filesize
1.0MB

Download
memory/1768-58-0x00000000056B0000-0x0000000005724000-memory.dmp

Filesize
464KB

Download
memory/1768-57-0x0000000005A50000-0x0000000005B14000-memory.dmp

Filesize
784KB

Download
memory/1768-56-0x0000000000380000-0x00000000003A0000-memory.dmp

Filesize
128KB

Download
memory/1768-55-0x0000000076961000-0x0000000076963000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads