03d17f9bd97e32137302b29fd09085a3f810f33e6c4105957bf38b43a6bc1f7b

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 00:47

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General

Target

2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe
Size

2.5MB
MD5

b482e0b4ed1daff702e9e8c71e44ef8c
SHA1

abe26bbfe8f4295d1156e9e0369a1c86b254d6bb
SHA256

03d17f9bd97e32137302b29fd09085a3f810f33e6c4105957bf38b43a6bc1f7b
SHA512

6e0e02bc886d7b12b1287e27c058c4b966608594b2c0e04325741580faa09895812a25b82b16d36d599602698ea10bdfa6e725f8df44d1877bf828f1e4ac1fb3
SSDEEP

49152:pmhcbMDOyZLi/N3iKTqOw7XYym7U4aFvsO1CThFhu7vLruwqf+tP:pmpiyZu/N3cOw7XSU4aFvsO1X7vr

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023227-1.dat	UPX
behavioral2/memory/4836-3-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4836-11-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000b000000023227-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
4836	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023227-1.dat	upx
behavioral2/memory/4836-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4836-11-0x0000000010000000-0x0000000010030000-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:	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2372	4836	WerFault.exe	88
3188	4836	WerFault.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4836	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe
4836	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4836	2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-17_b482e0b4ed1daff702e9e8c71e44ef8c_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 628
  2⤵
  - Program crash
  PID:2372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 676
  2⤵
  - Program crash
  PID:3188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4836 -ip 4836
1⤵
PID:536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4836 -ip 4836
1⤵
PID:856

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3804 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
1⤵
PID:1120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/4836-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4836-5-0x0000000000710000-0x000000000098D000-memory.dmp

Filesize
2.5MB

Download
memory/4836-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download