floxif | 4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb

General

Target

4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
Size

1.5MB
MD5

8bf99963dead9133551643ae017bd6b0
SHA1

96b7d4b56d738884b7f79265414340475140207c
SHA256

4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb
SHA512

11866105970dc628ba4400de2aef1cbd8cc0db029892548c61498e69913cf3d577280c1fa6c46f26c667d87db1a9d2c9f39d24ebee9a66df759d8e0c48aeb651
SSDEEP

24576:znWKZAJti5+wMQy1+KpP7X9UObPU2wbFOdlTfpE7aLJkkLGDZ7rEH70:yKeti5AZls2wZAt+ZJ

Score

10^/10

floxif backdoor trojan upx

Malware Config

Signatures

Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
backdoor trojan floxif

Detects Floxif payload 1 IoCs

backdoor

resource	yara_rule
behavioral1/files/0x000d000000015612-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000d000000015612-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1932-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x000d000000015612-1.dat	upx
behavioral1/memory/1932-11-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-15-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-19-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-23-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-25-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-31-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1932-35-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1932	4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe

C:\Users\Admin\AppData\Local\Temp\4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\4f51412e6b5312641281a78f221a425c02ce17fe1ed34e820c3b574a626684fb_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\System\symsrv.dll.000

Filesize
175B

MD5
1130c911bf5db4b8f7cf9b6f4b457623

SHA1
48e734c4bc1a8b5399bff4954e54b268bde9d54c

SHA256
eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

SHA512
94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

Download Submit
\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/1932-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-10-0x0000000000EF0000-0x000000000105B000-memory.dmp

Filesize
1.4MB

Download
memory/1932-15-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-19-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-23-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-25-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-31-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1932-35-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download

Analysis

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