cosmicduke | e65612f0d6ef0c9dabfc99040367cc5e9f8ba9865ee9f20f9116889b923464a5

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 00:30

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General

Target
2026-08-07_e70b2fe998f7c4ec01c0552cb6e1e4db_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
Size 1.1MB
Sample260808-atrcxaag98
SHA256 e65612f0d6ef0c9dabfc99040367cc5e9f8ba9865ee9f20f9116889b923464a5
MD5 e70b2fe998f7c4ec01c0552cb6e1e4db
SHA1 357030cb035b5c717ae2fafd2c9e674213974dca
SHA512 ea2a7bc40a2307bf615e6cfdc024d13df210c54024a0226e6efcfbcf01d94020133633c66389932efaf92f2d8906300f7f7991cc18192cc15e82d18855f251e9
SSDEEP 12288:Qe6TfPaGw/w+xooFD3/5xg1tKwc5rrX/Dmmxsg7JkG01Zj03k/75B:Qe6u/fFD3RSMDCmxs+PAhj
TLSH
T1C645AE3833E940B1E03751788EE2F765C67AB83117E265DF2BD0867D5F22AD1A239706
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/4260-0-0x0000000000400000-0x00000000005DA000-memory.dmp	family_cosmicduke

Custom signature

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/4260-0-0x0000000000400000-0x00000000005DA000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4260-0-0x0000000000400000-0x00000000005DA000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4140	4260	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	2026-08-07_e70b2fe998f7c4ec01c0552cb6e1e4db_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-07_e70b2fe998f7c4ec01c0552cb6e1e4db_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_e70b2fe998f7c4ec01c0552cb6e1e4db_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 256
  2⤵
  - Program crash
  PID:4140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4260 -ip 4260
1⤵
PID:5024

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/4260-0-0x0000000000400000-0x00000000005DA000-memory.dmp

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