cosmicduke | 4fb969032a11de8232bb996f17838e34d446ea174e6a5dfc5a9e704444befaa3

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/07/2026, 15:58

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General

Target
2026-07-05_a85455bb2ea920f7b4a93552f9f0ac30_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
Size 1.0MB
Sample260705-tesf7sdw4t
SHA256 4fb969032a11de8232bb996f17838e34d446ea174e6a5dfc5a9e704444befaa3
MD5 a85455bb2ea920f7b4a93552f9f0ac30
SHA1 d7bd26ebb998354bae87002fb583676302311a6e
SHA512 bf3271b6d9976ef3ac40182de48976811adb4aaf0c7c13f868b1472474d3670f64080e090976c2234c9806a8e9635639a00ccd56a52bbe8b15be2677da948d89
SSDEEP 12288:Se6TfPaGw/w+xoLMD3/5xg1tKwc8rrX/Dmmxsg:Se6u/IMD3RSXDCmxs
TLSH
T110359D3033D48072D16316748EE5F7A58A6EBC715BE199CF6BD90B7A2F246D1823930B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

apt29 apt discovery cosmicduke stealer upx

Malware Config

Signatures

Family: CosmicDuke,TinyBaron
CosmicDuke aka TinyBaron is an information stealer used by the APT29 group.
stealer cosmicduke

Detects CosmicDuke or TinyBaron 1 IoCs

stealer apt apt29

resource	yara_rule
behavioral2/memory/5428-0-0x0000000000400000-0x00000000005B4000-memory.dmp	family_cosmicduke

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/5428-0-0x0000000000400000-0x00000000005B4000-memory.dmp	UPX

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5428-0-0x0000000000400000-0x00000000005B4000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1808	5428	WerFault.exe	87

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	2026-07-05_a85455bb2ea920f7b4a93552f9f0ac30_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-05_a85455bb2ea920f7b4a93552f9f0ac30_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-05_a85455bb2ea920f7b4a93552f9f0ac30_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:5428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5428 -s 256
  2⤵
  - Program crash
  PID:1808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5428 -ip 5428
1⤵
PID:832

Network

MITRE ATT&CK Enterprise v16

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/5428-0-0x0000000000400000-0x00000000005B4000-memory.dmp

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