mystic | 158f241f1bc669c4d687cee3818844b9aab1b19dd252cb463f4f408fcabda355

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-10-2024 01:39

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General

Target

07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe
Size

1.2MB
MD5

afa8c1e73c3d66f5e35b9bb18dfa371a
SHA1

f124b5815eeb0e8e5228a7e379ce78f38958d426
SHA256

07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3
SHA512

60e493e10252161e7950e133a5432ef2f6c554711fd664f0ec2836601e2e659e7b19432e5ffcad4bf5299fd4678611fa209c6a497e39de1da38ffaaaa8a6acdf
SSDEEP

24576:a683nkpw/6Ds2B6yxBNkMsNkaWNJv+E5C6rEbl:aznkpVDs2nQM4kaWNJv+E5C6rEbl

Score

10^/10

mystic discovery stealer

Malware Config

Signatures

Detect Mystic stealer payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1348-2-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral2/memory/1348-8-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral2/memory/1348-7-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral2/memory/1348-6-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral2/memory/1348-5-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family

Mystic
Mystic is an infostealer written in C++.
stealer mystic
Mystic family
mystic
Executes dropped EXE 1 IoCs

Processes:

硺䕢䕅儴坅䕅

pid process

1348 硺䕢䕅儴坅䕅

pid	process
1348	硺䕢䕅儴坅䕅

Suspicious use of SetThreadContext 1 IoCs

Processes:

07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe

description	pid	process	target process
PID 4832 set thread context of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅

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

Processes:

硺䕢䕅儴坅䕅

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 硺䕢䕅儴坅䕅

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	硺䕢䕅儴坅䕅

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe

description	pid	process	target process
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅
PID 4832 wrote to memory of 1348	4832	07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe	硺䕢䕅儴坅䕅

C:\Users\Admin\AppData\Local\Temp\07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe
"C:\Users\Admin\AppData\Local\Temp\07b63c04cd2b6532b892368ef2b393b6b02f9ba659265c6efb3f81a1ac5089f3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Users\Admin\AppData\Local\Temp\硺䕢䕅儴坅䕅
  "C:\Users\Admin\AppData\Local\Temp\硺䕢䕅儴坅䕅"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1348

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

C:\Users\Admin\AppData\Local\Temp\硺䕢䕅儴坅䕅

Filesize
38KB

MD5
3992f464696b0eeff236aef93b1fdbd5

SHA1
8dddabaea6b342efc4f5b244420a0af055ae691e

SHA256
0d1a8457014f2eb2563a91d1509dba38f6c418fedf5f241d8579d15a93e40e14

SHA512
27a63b43dc50faf4d9b06e10daa15e83dfb3f3be1bd3af83ea6990bd8ae6d3a6a7fc2f928822db972aaf1305970f4587d768d68cd7e1124bc8f710c1d3ee19a6

Download Submit
memory/1348-2-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1348-8-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1348-7-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1348-6-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1348-5-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4832-9-0x00007FF60D7D0000-0x00007FF60D88A000-memory.dmp

Filesize
744KB

Download