fannyworm | 16c81030e4cebe02824ef94527640c804514481e7616df7213425e720a808d64

Analysis

max time kernel
148s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/10/2026, 21:31

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General

Target
2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe
Size 273KB
Sample261028-1dgrmsvsbs
SHA256 16c81030e4cebe02824ef94527640c804514481e7616df7213425e720a808d64
MD5 ce7deefcc3d97cd828617ff4b1db60c4
SHA1 36e4509f57210a29985ab8c207b41e1b3f3aaaea
SHA512 059649fc584e55fdcf6f69395d2b34a275507573d5ef0249d5c0c8b73c7489de846e522da050221ca9ead2915dd7470c318d089ee1efe4b18be58b5fb928b3b1
SSDEEP 6144:MEoiXvmURcz0P4Lvkwejy8qunzTB8i4i0zLOosqHkG1zv4:MOXOURcz6fzlqSzTGzLRRHXx4
TLSH
T11C54AE037BC340B3E9A6043035A45AA67BBEFC7329AF586BEB05563919701C09539BE7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

equation_group apt discovery fannyworm worm

Malware Config

Signatures

Family: FannyWorm
FannyWorm is a Windows worm attributed to Equation Group.
worm fannyworm

Detects FannyWorm 2 IoCs

worm apt equation_group

resource	yara_rule
behavioral2/memory/4456-0-0x0000000010000000-0x000000001002D000-memory.dmp	family_fannyworm
behavioral2/memory/4456-1-0x0000000010000000-0x000000001002D000-memory.dmp	family_fannyworm

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe

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	2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe

C:\Users\Admin\AppData\Local\Temp\2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-27_ce7deefcc3d97cd828617ff4b1db60c4_elex_fanny_karagany_manuscrypt_maze_rhadamanthys_stop.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4456

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4456-0-0x0000000010000000-0x000000001002D000-memory.dmp

Download

memory/4456-1-0x0000000010000000-0x000000001002D000-memory.dmp