formbook | 91a9121e603a99e319a085831a57e15e1d1566eb32f422c4c47ae01ae0144f5e

General

Target

List of gchain fall hoist needed for quotes pdf.exe
Size

930KB
MD5

53f4e52a78bdf6541e3efdaf401ebbd3
SHA1

9c4841f6dc393e0a197aba01e9cb8491999a6150
SHA256

0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0
SHA512

f14c3b7c53df876eae2d1ea6e03d88d419e91ee9926334993d585f470c4a13eaa1326544de95a0ce06d3b2590461b3ef52c988c8d1bde7e56ca6b49081305300
SSDEEP

12288:GMY3QedajfctobEgT4FtM/e2Rw4nZu4LvJ0BPykKu2sN9nuI:GMwdwOobfT4Foe2pLBuhN9n

Score

10^/10

formbook xloader fofg discovery loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

fofg

Decoy

FHyydxpFBs0S8b4ZlP7ZEtd/

EVaCEKb/cVV9xQ==

U9I5lke0IuU7vj5EXus=

rXD3AKPV3qUblOUsV41KMfU=

PwBSy5z56XNzIvnS3ygsKv0=

CQe1BLbSnGXX

HuhKjxhLhxqBy2FFz8WoFA==

QJymezEoLOFZ1T5EXus=

V8r5PAdwuGK2AUARohas

b1XV06ANH9s5uj5EXus=

3EiEhwo7Euw2tl8=

c2PjK8Izkydy5N8x

CXCkYf0m/qPrv8QajKyT6Oo=

pHjy+Mk0CqvWBXdCz8WoFA==

QjSwr3/j5rAyvz5EXus=

+edxANg/sU+k8YFQz8WoFA==

tWiQq3rqyl6cTAG9pA==

GeAyMQxBUOlDwD5EXus=

nQ5eoT2mEKkhDN2DwBek

JP5dIbHlrXXR8umDwBek

Extracted

Family

xloader

Version

2.9

Campaign

fofg

Decoy

FHyydxpFBs0S8b4ZlP7ZEtd/

EVaCEKb/cVV9xQ==

U9I5lke0IuU7vj5EXus=

rXD3AKPV3qUblOUsV41KMfU=

PwBSy5z56XNzIvnS3ygsKv0=

CQe1BLbSnGXX

HuhKjxhLhxqBy2FFz8WoFA==

QJymezEoLOFZ1T5EXus=

V8r5PAdwuGK2AUARohas

b1XV06ANH9s5uj5EXus=

3EiEhwo7Euw2tl8=

c2PjK8Izkydy5N8x

CXCkYf0m/qPrv8QajKyT6Oo=

pHjy+Mk0CqvWBXdCz8WoFA==

QjSwr3/j5rAyvz5EXus=

+edxANg/sU+k8YFQz8WoFA==

tWiQq3rqyl6cTAG9pA==

GeAyMQxBUOlDwD5EXus=

nQ5eoT2mEKkhDN2DwBek

JP5dIbHlrXXR8umDwBek

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
Xloader family
xloader

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2616-15-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/2616-20-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/2616-23-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/556-29-0x0000000000080000-0x00000000000AC000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\International\Geo\Nation	List of gchain fall hoist needed for quotes pdf.exe

Deletes itself 1 IoCs

pid	Process
2864	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 2616 set thread context of 1196	2616	List of gchain fall hoist needed for quotes pdf.exe	21
PID 2616 set thread context of 1196	2616	List of gchain fall hoist needed for quotes pdf.exe	21
PID 556 set thread context of 1196	556	systray.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	List of gchain fall hoist needed for quotes pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
3016	List of gchain fall hoist needed for quotes pdf.exe
3016	List of gchain fall hoist needed for quotes pdf.exe
3016	List of gchain fall hoist needed for quotes pdf.exe
3016	List of gchain fall hoist needed for quotes pdf.exe
3016	List of gchain fall hoist needed for quotes pdf.exe
3016	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe
556	systray.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2616	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
2616	List of gchain fall hoist needed for quotes pdf.exe
556	systray.exe
556	systray.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	List of gchain fall hoist needed for quotes pdf.exe
Token: SeDebugPrivilege	2616	List of gchain fall hoist needed for quotes pdf.exe
Token: SeDebugPrivilege	556	systray.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 3016 wrote to memory of 2616	3016	List of gchain fall hoist needed for quotes pdf.exe	31
PID 1196 wrote to memory of 556	1196	Explorer.EXE	32
PID 1196 wrote to memory of 556	1196	Explorer.EXE	32
PID 1196 wrote to memory of 556	1196	Explorer.EXE	32
PID 1196 wrote to memory of 556	1196	Explorer.EXE	32
PID 556 wrote to memory of 2864	556	systray.exe	33
PID 556 wrote to memory of 2864	556	systray.exe	33
PID 556 wrote to memory of 2864	556	systray.exe	33
PID 556 wrote to memory of 2864	556	systray.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\List of gchain fall hoist needed for quotes pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\List of gchain fall hoist needed for quotes pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Users\Admin\AppData\Local\Temp\List of gchain fall hoist needed for quotes pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\List of gchain fall hoist needed for quotes pdf.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2616
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:556
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\List of gchain fall hoist needed for quotes pdf.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/556-27-0x0000000000F90000-0x0000000000F95000-memory.dmp

Filesize
20KB

Download
memory/556-28-0x0000000000F90000-0x0000000000F95000-memory.dmp

Filesize
20KB

Download
memory/556-29-0x0000000000080000-0x00000000000AC000-memory.dmp

Filesize
176KB

Download
memory/1196-25-0x00000000051B0000-0x00000000052A9000-memory.dmp

Filesize
996KB

Download
memory/1196-30-0x0000000006CB0000-0x0000000006E0A000-memory.dmp

Filesize
1.4MB

Download
memory/1196-26-0x0000000006CB0000-0x0000000006E0A000-memory.dmp

Filesize
1.4MB

Download
memory/1196-21-0x00000000051B0000-0x00000000052A9000-memory.dmp

Filesize
996KB

Download
memory/2616-23-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2616-24-0x0000000000210000-0x0000000000221000-memory.dmp

Filesize
68KB

Download
memory/2616-8-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2616-10-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2616-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2616-15-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2616-19-0x0000000000130000-0x0000000000141000-memory.dmp

Filesize
68KB

Download
memory/2616-20-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2616-18-0x0000000000950000-0x0000000000C53000-memory.dmp

Filesize
3.0MB

Download
memory/3016-6-0x0000000004970000-0x00000000049DC000-memory.dmp

Filesize
432KB

Download
memory/3016-16-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-7-0x0000000004830000-0x0000000004862000-memory.dmp

Filesize
200KB

Download
memory/3016-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/3016-5-0x0000000000980000-0x000000000098C000-memory.dmp

Filesize
48KB

Download
memory/3016-4-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-3-0x00000000009D0000-0x00000000009E6000-memory.dmp

Filesize
88KB

Download
memory/3016-2-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-1-0x0000000000E60000-0x0000000000F50000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads