formbook | dcc8a16c411d371bf110f3d0bfe6a4224a53810844ef1bc02d3f89f2e02e7c0b

General

Target

tmp.exe
Size

576KB
MD5

4218b9cf266916690af26776acf29627
SHA1

d69e2af929a0d406d7eea8316e9747db1d4a7ff0
SHA256

dcc8a16c411d371bf110f3d0bfe6a4224a53810844ef1bc02d3f89f2e02e7c0b
SHA512

fad04a07efa85b91c64022f0b9b1fefdc80a59cd9127e6c1d750f803e2377c71793f20add0532ab2ed595cc9a98a8c9d522c6c42bc6fc07cfdfd2eddf9954d05
SSDEEP

12288:xWO+lpbKbfO7FoxgcSkgyZyfOL5eJxnS4ta5NG3WlViKY:xWnbKzxgcSkgyZeO0TtWN+

Score

10^/10

formbook dcn0 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

dcn0

Decoy

ZVx68vDtAMBCwg==

oBMBvsNORkM/O/ox

Ff9pISWkm6eG4lByIspp

c2T42c6CIIF6B8xTxm9XzpVw

bvjhxRbnAC183w==

0lTttSNG4HUDNflyIspp

hPXFlstqiHA/O/ox

WLR+MeerxZ0cNn1ja+IQAYo=

IHRn4xXOVKi477zarG+ObSy7YJA=

Xhf3e+tdAC183w==

Xk0ZAezv2rWH

kngo+vBeSRN7AszNwam3Osmguuqc0MoC

a2Qp7a+E8fSw7LDjpnqEKjsRZA==

3zjy4E7+QM48wg==

YcCmqT3OUNAigVott2pBKiy7YJA=

4+SMeX1juat/5cZ1AZihcyy7YJA=

/+m7sro0OBTl3TMpCw==

i2ctEfe4//a64yklMsgS2J90

+loZ2QKGX0UWgpvErMs=

b9BNCnJWQJS8IfsR0uR3bCy7YJA=

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:

tmp.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Control Panel\International\Geo\Nation tmp.exe
Loads dropped DLL 1 IoCs

Processes:

colorcpl.exe

pid process

1756 colorcpl.exe

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

pid	process
1756	colorcpl.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

tmp.exetmp.execolorcpl.exe

description	pid	process	target process
PID 2032 set thread context of 1628	2032	tmp.exe	tmp.exe
PID 1628 set thread context of 1368	1628	tmp.exe	Explorer.EXE
PID 1628 set thread context of 1368	1628	tmp.exe	Explorer.EXE
PID 1756 set thread context of 1368	1756	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-1-5-21-4063495947-34355257-727531523-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

tmp.execolorcpl.exe

pid	process
1628	tmp.exe
1628	tmp.exe
1628	tmp.exe
1628	tmp.exe
1628	tmp.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe
1756	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

tmp.execolorcpl.exe

pid process

1628 tmp.exe
1628 tmp.exe
1628 tmp.exe
1628 tmp.exe
1756 colorcpl.exe
1756 colorcpl.exe
1756 colorcpl.exe
1756 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

tmp.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 1628 tmp.exe
Token: SeDebugPrivilege 1756 colorcpl.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE

pid	process
1368	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1628	tmp.exe
Token: SeDebugPrivilege	1756	colorcpl.exe

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

tmp.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 2032 wrote to memory of 1628	2032	tmp.exe	tmp.exe
PID 1368 wrote to memory of 1756	1368	Explorer.EXE	colorcpl.exe
PID 1368 wrote to memory of 1756	1368	Explorer.EXE	colorcpl.exe
PID 1368 wrote to memory of 1756	1368	Explorer.EXE	colorcpl.exe
PID 1368 wrote to memory of 1756	1368	Explorer.EXE	colorcpl.exe
PID 1756 wrote to memory of 576	1756	colorcpl.exe	Firefox.exe
PID 1756 wrote to memory of 576	1756	colorcpl.exe	Firefox.exe
PID 1756 wrote to memory of 576	1756	colorcpl.exe	Firefox.exe
PID 1756 wrote to memory of 576	1756	colorcpl.exe	Firefox.exe
PID 1756 wrote to memory of 576	1756	colorcpl.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1368

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1628

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:1756

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:576

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
888KB

MD5
9c73b282279e74e40435132e61fda001

SHA1
63c7248e91b68fbde4641e3c5e2dc3e9d38671fa

SHA256
6710d91d77e1937dd5b46d96c0852042985dc78c4c51ce12d3e07a4cdb12c202

SHA512
02f9a01a3a5f74ef994ebb9e5f24c6870e2d48c8b99c429a63e74dad73fb581f0b52b2a86d651cafa414675b70a0e85b2e08c843d07e080fe69ee835e3c91108

Download Submit
memory/1368-72-0x0000000007020000-0x00000000071AA000-memory.dmp

Filesize
1.5MB

Download
memory/1368-89-0x0000000006AA0000-0x0000000006B7A000-memory.dmp

Filesize
872KB

Download
memory/1368-88-0x000007FF16CD0000-0x000007FF16CDA000-memory.dmp

Filesize
40KB

Download
memory/1368-87-0x000007FEF6600000-0x000007FEF6743000-memory.dmp

Filesize
1.3MB

Download
memory/1368-85-0x0000000006AA0000-0x0000000006B7A000-memory.dmp

Filesize
872KB

Download
memory/1368-76-0x0000000004AC0000-0x0000000004BBE000-memory.dmp

Filesize
1016KB

Download
memory/1628-63-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-71-0x00000000001A0000-0x00000000001B0000-memory.dmp

Filesize
64KB

Download
memory/1628-64-0x00000000004012B0-mapping.dmp

Download
memory/1628-66-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-67-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-68-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/1628-69-0x0000000000A70000-0x0000000000D73000-memory.dmp

Filesize
3.0MB

Download
memory/1628-78-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-70-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/1628-61-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-75-0x00000000002E0000-0x00000000002F0000-memory.dmp

Filesize
64KB

Download
memory/1628-74-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/1628-60-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1628-79-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/1756-77-0x0000000000000000-mapping.dmp

Download
memory/1756-81-0x00000000005D0000-0x00000000005E8000-memory.dmp

Filesize
96KB

Download
memory/1756-82-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1756-83-0x0000000001EA0000-0x00000000021A3000-memory.dmp

Filesize
3.0MB

Download
memory/1756-84-0x0000000001DB0000-0x0000000001E3F000-memory.dmp

Filesize
572KB

Download
memory/1756-86-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/2032-54-0x00000000009D0000-0x0000000000A66000-memory.dmp

Filesize
600KB

Download
memory/2032-59-0x0000000001F20000-0x0000000001F54000-memory.dmp

Filesize
208KB

Download
memory/2032-58-0x0000000004810000-0x0000000004880000-memory.dmp

Filesize
448KB

Download
memory/2032-57-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/2032-56-0x0000000000520000-0x0000000000536000-memory.dmp

Filesize
88KB

Download
memory/2032-55-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads