stealc | a3b227a299afb459db7e0fea5fcdc86e7e55802caf6ad347c2f72a9da241234f

General

Target
2026-09-29_0d1b2d6742c808aabd1564c74d3bef02_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
Size 560KB
Sample260930-gcfcms1epd
SHA256 a3b227a299afb459db7e0fea5fcdc86e7e55802caf6ad347c2f72a9da241234f
MD5 0d1b2d6742c808aabd1564c74d3bef02
SHA1 10d3912c49f0fb661957708e3336c709a644aa73
SHA512 5ed0621eafe34e044d748cbaf7747296f47a82460e3b21c0ac3d2434bb3d3ccd5fcc044ab9cde9c70bc630e9a38a99f9a82cb32da5bd919be5fe4de8fe98e9b6
SSDEEP 12288:B3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:zVOL4/gPXKCOkx2LFR
TLSH
T10EC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Targets

- Target
  2026-09-29_0d1b2d6742c808aabd1564c74d3bef02_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
- Size 560KB
- SHA256 a3b227a299afb459db7e0fea5fcdc86e7e55802caf6ad347c2f72a9da241234f
- MD5 0d1b2d6742c808aabd1564c74d3bef02
- SHA1 10d3912c49f0fb661957708e3336c709a644aa73
- SHA512 5ed0621eafe34e044d748cbaf7747296f47a82460e3b21c0ac3d2434bb3d3ccd5fcc044ab9cde9c70bc630e9a38a99f9a82cb32da5bd919be5fe4de8fe98e9b6
- SSDEEP 12288:B3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:zVOL4/gPXKCOkx2LFR
- TLSH
  T10EC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

10^/10

discovery stealc stealer upx
- Detects Stealc stealer Version 3
- Family: Stealc
  Stealc is an infostealer written in C++.
  stealer stealc
- UPX dump on OEP (original entry point)
- Executes dropped EXE
- Unexpected DNS network traffic destination
  Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Drops file in System32 directory
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

Detects Stealc stealer Version 3

Family: Stealc

UPX dump on OEP (original entry point)

Executes dropped EXE

Unexpected DNS network traffic destination

Drops file in System32 directory

UPX packed file

MITRE ATT&CK Enterprise v16

Tasks

static1

behavioral1

behavioral2