formbook | 03d09daf29b330a572c8c5e6dcb96bfd08c9494ff2908a8b1570e5fef7bea72e

General

Target

Purchase_Order.exe
Size

295KB
MD5

4e256d3d4ddbcc9c1d2cfa57034a0d52
SHA1

60ec184a1ab03af29341f093791e210202814f1c
SHA256

5463db9a5e180df75642646615cfd6ff7598b9846718c2224f19c878ee01dc00
SHA512

2e455bd66870778fc511515d3db4ae3b14d16374436cc4f6b70c182b42f2c70f977b9976194c1fb392f0ab28ebc4b7fd3ecec87fba279a541c6be396425fd79e
SSDEEP

6144:uj5zFdfKy5i+xc+tR5VwWmKH0LYlA8yjXeIIzls3GEioll+8zE7ev:efKy5p9tBmKUL0uhIoGEiQltEi

Score

10^/10

formbook xloader i65a loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

i65a

Decoy

r00zzvD9uoqMkFT8XDSqPg==

iSMQDJ3Tyuj8KXflBw==

Gq+tYoFrGU/5B4gGNnzHNg==

wEwcynSwpynZKUFhqyIK

bw3PbrjowhAVJA==

TggEt9LuwhAVJA==

r0UqC6sxgcWN7vc=

0m+fwBgf0oyehByUtx51BsBkuj8=

dhtdWWyIhRatp2dpv8tPcJoQ

jTAw4/4TCwcXjpECXDSqPg==

aglx4nPPkGp/raeivGVOfzdbFIu4

+qXr4cAGtQJm7Mf6

sU2Dc4ySSKZJc2/L32pFRrq+NgA0Yi8=

E6ohOo2zadVgzLIfaWALaik=

wXwu0yo/KbNm7Mf6

EcoyojCJYKg1laCuBK+exkNbFIu4

bhZgFvj6yP+R4F+0/5S/oFMpAA==

rzlylCB1NIMabG2dzGQd

+5ngCKjwwhAVJA==

AMUtZrYh+0LPL/QyfSo=

Extracted

Family

xloader

Version

3.8

Campaign

i65a

Decoy

r00zzvD9uoqMkFT8XDSqPg==

iSMQDJ3Tyuj8KXflBw==

Gq+tYoFrGU/5B4gGNnzHNg==

wEwcynSwpynZKUFhqyIK

bw3PbrjowhAVJA==

TggEt9LuwhAVJA==

r0UqC6sxgcWN7vc=

0m+fwBgf0oyehByUtx51BsBkuj8=

dhtdWWyIhRatp2dpv8tPcJoQ

jTAw4/4TCwcXjpECXDSqPg==

aglx4nPPkGp/raeivGVOfzdbFIu4

+qXr4cAGtQJm7Mf6

sU2Dc4ySSKZJc2/L32pFRrq+NgA0Yi8=

E6ohOo2zadVgzLIfaWALaik=

wXwu0yo/KbNm7Mf6

EcoyojCJYKg1laCuBK+exkNbFIu4

bhZgFvj6yP+R4F+0/5S/oFMpAA==

rzlylCB1NIMabG2dzGQd

+5ngCKjwwhAVJA==

AMUtZrYh+0LPL/QyfSo=

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
Loads dropped DLL 1 IoCs

Processes:

svchost.exe

pid process

1764 svchost.exe

pid	process
1764	svchost.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Purchase_Order.execvtres.exesvchost.exe

description	pid	process	target process
PID 1812 set thread context of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1444 set thread context of 1208	1444	cvtres.exe	Explorer.EXE
PID 1764 set thread context of 1208	1764	svchost.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

cvtres.exesvchost.exe

pid	process
1444	cvtres.exe
1444	cvtres.exe
1444	cvtres.exe
1444	cvtres.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

cvtres.exesvchost.exe

pid process

1444 cvtres.exe
1444 cvtres.exe
1444 cvtres.exe
1764 svchost.exe
1764 svchost.exe
1764 svchost.exe
1764 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

cvtres.exesvchost.exe

description pid process

Token: SeDebugPrivilege 1444 cvtres.exe
Token: SeDebugPrivilege 1764 svchost.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1444	cvtres.exe
Token: SeDebugPrivilege	1764	svchost.exe

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Purchase_Order.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1812 wrote to memory of 1444	1812	Purchase_Order.exe	cvtres.exe
PID 1208 wrote to memory of 1764	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1764	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1764	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1764	1208	Explorer.EXE	svchost.exe
PID 1764 wrote to memory of 1940	1764	svchost.exe	Firefox.exe
PID 1764 wrote to memory of 1940	1764	svchost.exe	Firefox.exe
PID 1764 wrote to memory of 1940	1764	svchost.exe	Firefox.exe
PID 1764 wrote to memory of 1940	1764	svchost.exe	Firefox.exe
PID 1764 wrote to memory of 1940	1764	svchost.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\Purchase_Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase_Order.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1812

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:1444

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.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:1764

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1940

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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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/1208-70-0x0000000003EB0000-0x0000000003F7B000-memory.dmp

Filesize
812KB

Download
memory/1208-79-0x0000000005E60000-0x0000000005F7E000-memory.dmp

Filesize
1.1MB

Download
memory/1208-76-0x0000000005E60000-0x0000000005F7E000-memory.dmp

Filesize
1.1MB

Download
memory/1444-68-0x0000000000860000-0x0000000000B63000-memory.dmp

Filesize
3.0MB

Download
memory/1444-69-0x00000000000F0000-0x0000000000100000-memory.dmp

Filesize
64KB

Download
memory/1444-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1444-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1444-63-0x00000000004012B0-mapping.dmp

Download
memory/1444-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1444-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1444-67-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/1444-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1764-71-0x0000000000000000-mapping.dmp

Download
memory/1764-72-0x0000000000E90000-0x0000000000E98000-memory.dmp

Filesize
32KB

Download
memory/1764-73-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1764-74-0x0000000000820000-0x0000000000B23000-memory.dmp

Filesize
3.0MB

Download
memory/1764-75-0x0000000000690000-0x000000000071F000-memory.dmp

Filesize
572KB

Download
memory/1764-77-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1764-78-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1812-58-0x00000000002F0000-0x00000000002F8000-memory.dmp

Filesize
32KB

Download
memory/1812-54-0x0000000000840000-0x000000000088E000-memory.dmp

Filesize
312KB

Download
memory/1812-57-0x00000000002E0000-0x00000000002EC000-memory.dmp

Filesize
48KB

Download
memory/1812-56-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1812-55-0x00000000002B0000-0x00000000002B8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads