formbook | 3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

10-11-2024 21:28

241110-1bhk6avgrr 10

Analysis

max time kernel
412s
max time network
1155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 02:47

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General

Target

0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.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

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 1 IoCs

rat

resource	yara_rule
behavioral6/memory/2352-13-0x0000000000400000-0x000000000042C000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3660 set thread context of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95

System Location Discovery: System Language Discovery 1 TTPs 1 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	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
2352	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
2352	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95
PID 3660 wrote to memory of 2352	3660	0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe	95

C:\Users\Admin\AppData\Local\Temp\0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
"C:\Users\Admin\AppData\Local\Temp\0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Users\Admin\AppData\Local\Temp\0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe
  "C:\Users\Admin\AppData\Local\Temp\0a92b6b6c9ccba573ca47718bf608715dbc87ad48afc19bf7004d8eb9bf598d0.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2352-13-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2352-16-0x0000000001550000-0x000000000189A000-memory.dmp

Filesize
3.3MB

Download
memory/3660-8-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3660-9-0x0000000005EF0000-0x0000000005EFC000-memory.dmp

Filesize
48KB

Download
memory/3660-4-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3660-5-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

Filesize
40KB

Download
memory/3660-6-0x00000000073C0000-0x00000000073D6000-memory.dmp

Filesize
88KB

Download
memory/3660-7-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/3660-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/3660-3-0x0000000004AB0000-0x0000000004B42000-memory.dmp

Filesize
584KB

Download
memory/3660-10-0x0000000007670000-0x00000000076DC000-memory.dmp

Filesize
432KB

Download
memory/3660-11-0x0000000007780000-0x000000000781C000-memory.dmp

Filesize
624KB

Download
memory/3660-12-0x0000000005F20000-0x0000000005F52000-memory.dmp

Filesize
200KB

Download
memory/3660-2-0x0000000004FC0000-0x0000000005564000-memory.dmp

Filesize
5.6MB

Download
memory/3660-15-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3660-1-0x00000000000F0000-0x00000000001E0000-memory.dmp

Filesize
960KB

Download