formbook | 33709e54333a4b6cc832c1cfbc3eae6d7c256642931f2fb6e47d26bb2d191cfa

General

Target

kCGCNKYCnqgQSEJ.exe
Size

552KB
MD5

e823afd1e909b794b2f2602ecadd15cc
SHA1

4c6d24c796faebc2b54f981e2f8127187b08aa4b
SHA256

33709e54333a4b6cc832c1cfbc3eae6d7c256642931f2fb6e47d26bb2d191cfa
SHA512

8a45b1d0910ad632a73f3d23d5c3dc63f745ffb3e318c91f4826a80666c983d5308abec58f708749124a84e101c97f6302ad3c2320016cbc18bfe8092a9e20b1
SSDEEP

6144:KoLEvklriDeOCH0IG0ocHtIgzH7R4u8pHrjstXlTna84yMDFqrnHKzYPrAV3+go4:FGqGNoC4P8Lj87QyMUjHZi3+U49jq

Score

10^/10

formbook rjwn rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

rjwn

Decoy

03o7kR/VYOT8r06ry8Ku

nhzRGt5dmI+rX14=

fxLQJLh1IdH3jGuZ1KBvy/sK4Q==

GAU9GqrQnwWRKMfS7KTmrg==

xyidkidiZ/CAIrOchLc38Ckd

qpaUZjfKUOAKBI+C1Q==

tn919W/lRcHaoraZK53frA==

zEQOdA3OY/EHnYvF7KTmrg==

MJALDhT0sw68hUTcnNMUVI/EiWY=

FwpKMs0PRYvGVxbSy3mxZtw=

9IBBwo1zU45kK0M=

baAZGqfBu1HmiS0OWuM38Ckd

+fUxM/QxXJmvPfzwdUI=

WZYOXSolDIEOz9lzR0c4UAA71p19tw==

n6Hftzs+TYbFBI+C1Q==

UdyBA9GXFou2hZJ1/W9ihcM=

jrgyH63jDVl3Rg3KVAhYg8M=

74f/sGdLgw0RrxLszsOs

rivUOgDVVdIGBI+C1Q==

eZ0hfm//kK/IgQ==

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

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:

kCGCNKYCnqgQSEJ.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Control Panel\International\Geo\Nation	kCGCNKYCnqgQSEJ.exe

Loads dropped DLL 1 IoCs

Processes:

colorcpl.exe

pid process

1960 colorcpl.exe

pid	process
1960	colorcpl.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

kCGCNKYCnqgQSEJ.exekCGCNKYCnqgQSEJ.execolorcpl.exe

description	pid	process	target process
PID 952 set thread context of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 584 set thread context of 1204	584	kCGCNKYCnqgQSEJ.exe	Explorer.EXE
PID 1960 set thread context of 1204	1960	colorcpl.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

kCGCNKYCnqgQSEJ.execolorcpl.exe

pid	process
584	kCGCNKYCnqgQSEJ.exe
584	kCGCNKYCnqgQSEJ.exe
584	kCGCNKYCnqgQSEJ.exe
584	kCGCNKYCnqgQSEJ.exe
1960	colorcpl.exe
1960	colorcpl.exe
1960	colorcpl.exe
1960	colorcpl.exe
1960	colorcpl.exe
1960	colorcpl.exe
1960	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

kCGCNKYCnqgQSEJ.execolorcpl.exe

pid process

584 kCGCNKYCnqgQSEJ.exe
584 kCGCNKYCnqgQSEJ.exe
584 kCGCNKYCnqgQSEJ.exe
1960 colorcpl.exe
1960 colorcpl.exe
1960 colorcpl.exe
1960 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

kCGCNKYCnqgQSEJ.execolorcpl.exeExplorer.EXE

description pid process

Token: SeDebugPrivilege 584 kCGCNKYCnqgQSEJ.exe
Token: SeDebugPrivilege 1960 colorcpl.exe
Token: SeShutdownPrivilege 1204 Explorer.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE

pid	process
1204	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	584	kCGCNKYCnqgQSEJ.exe
Token: SeDebugPrivilege	1960	colorcpl.exe
Token: SeShutdownPrivilege	1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

kCGCNKYCnqgQSEJ.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 952 wrote to memory of 584	952	kCGCNKYCnqgQSEJ.exe	kCGCNKYCnqgQSEJ.exe
PID 1204 wrote to memory of 1960	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1960	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1960	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1960	1204	Explorer.EXE	colorcpl.exe
PID 1960 wrote to memory of 2040	1960	colorcpl.exe	Firefox.exe
PID 1960 wrote to memory of 2040	1960	colorcpl.exe	Firefox.exe
PID 1960 wrote to memory of 2040	1960	colorcpl.exe	Firefox.exe
PID 1960 wrote to memory of 2040	1960	colorcpl.exe	Firefox.exe
PID 1960 wrote to memory of 2040	1960	colorcpl.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\kCGCNKYCnqgQSEJ.exe
"C:\Users\Admin\AppData\Local\Temp\kCGCNKYCnqgQSEJ.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:952

C:\Users\Admin\AppData\Local\Temp\kCGCNKYCnqgQSEJ.exe
"C:\Users\Admin\AppData\Local\Temp\kCGCNKYCnqgQSEJ.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:584

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2040

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
820KB

MD5
317ba2f8e624ec0c7d3714e2bde4f346

SHA1
12734675cfad66d78252515644a624964f69f94d

SHA256
0c2093493424e885c297d613e0cf343d8a084253ca3b044415e14c6e94696877

SHA512
ecc4a6f951cd7958288b7de35b253475fcc0910f5385b0b38db872a412b547ef5d8e7056865d26ae46b3b027d8b0bb37aa25ec6cb1a67abd342799795bfd3b08

Download Submit
memory/584-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/584-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/584-68-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/584-69-0x0000000000940000-0x0000000000C43000-memory.dmp

Filesize
3.0MB

Download
memory/584-70-0x0000000000120000-0x0000000000130000-memory.dmp

Filesize
64KB

Download
memory/584-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/584-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/584-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/584-64-0x00000000004012B0-mapping.dmp

Download
memory/952-55-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/952-56-0x0000000000360000-0x0000000000376000-memory.dmp

Filesize
88KB

Download
memory/952-59-0x0000000000910000-0x0000000000944000-memory.dmp

Filesize
208KB

Download
memory/952-58-0x00000000050A0000-0x0000000005110000-memory.dmp

Filesize
448KB

Download
memory/952-57-0x0000000000390000-0x000000000039E000-memory.dmp

Filesize
56KB

Download
memory/952-54-0x00000000013B0000-0x000000000143A000-memory.dmp

Filesize
552KB

Download
memory/1204-78-0x00000000063D0000-0x0000000006511000-memory.dmp

Filesize
1.3MB

Download
memory/1204-71-0x0000000006240000-0x00000000063C5000-memory.dmp

Filesize
1.5MB

Download
memory/1204-80-0x00000000063D0000-0x0000000006511000-memory.dmp

Filesize
1.3MB

Download
memory/1960-79-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1960-77-0x0000000001E80000-0x0000000001F0F000-memory.dmp

Filesize
572KB

Download
memory/1960-76-0x0000000002180000-0x0000000002483000-memory.dmp

Filesize
3.0MB

Download
memory/1960-75-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1960-74-0x0000000000A60000-0x0000000000A78000-memory.dmp

Filesize
96KB

Download
memory/1960-72-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads