cosmicduke | 3dcb22740e781e84701cf0725fb9e10d124fe74c64e78c4dd7934a98a4e137ef

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
09/08/2026, 06:50

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General

Target
2026-08-09_5a8511833701a0d07b4e51d50a85adb0_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
Size 1.1MB
Sample260809-hlzcjssfmb
SHA256 3dcb22740e781e84701cf0725fb9e10d124fe74c64e78c4dd7934a98a4e137ef
MD5 5a8511833701a0d07b4e51d50a85adb0
SHA1 9de71d35ed2fc96e63a8b27a0d8529595204c961
SHA512 2bed29cb54580efe4d263ea96295a42e3d222479f8b56f0055e7e905a588cf53220aea415fe52f5a2edc8099fd8c3aeb9ab7b192b37111a1d953ea5c11885b3f
SSDEEP 12288:Qe6TfPaGw/w+xojZD3/5xg1tKwcYrrX/DmmxsgXJxq01Zj03k/75B:Qe6u/MZD3RS3DCmxsiUAhj
TLSH
T14045AE3833E98071E03751788EE2F365C67AB83117E265DF2BD0867D5F22AD1A239706
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
behavioral1/memory/5104-0-0x0000000000400000-0x00000000005DA000-memory.dmp	family_cosmicduke

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral1/memory/5104-0-0x0000000000400000-0x00000000005DA000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5104-0-0x0000000000400000-0x00000000005DA000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4496	5104	WerFault.exe	85

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	2026-08-09_5a8511833701a0d07b4e51d50a85adb0_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-09_5a8511833701a0d07b4e51d50a85adb0_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_5a8511833701a0d07b4e51d50a85adb0_amadey_coinminer_cosmicduke_elex_glassworm_redline-steal.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:5104
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 236
  2⤵
  - Program crash
  PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5104 -ip 5104
1⤵
PID:3180

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/5104-0-0x0000000000400000-0x00000000005DA000-memory.dmp

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