1f756a227c8158b7e51cad1238f8eb2644dee06e2a7fdbabd80ae1c044af4d19

Analysis

max time kernel
2s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2024 19:33

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General

Target

49474e054b5435c7b8c9132866e57b1a.exe
Size

263KB
MD5

49474e054b5435c7b8c9132866e57b1a
SHA1

9261b3bda83a9a8e1c888c78fdecca362af9ddb9
SHA256

1f756a227c8158b7e51cad1238f8eb2644dee06e2a7fdbabd80ae1c044af4d19
SHA512

b9ed58ce3dd573e10c90933ba9ec0c4345754d315f6022899715d6a56e08da4be2abd16fdb51d954b256cef798bc7119c721bde91f3c65f18907f4f3c700b774
SSDEEP

6144:vjLOjTZIVuJCRZBkQJFg4ecqo5dqO8IkgHhgRk8QbupCXj7r4n:7LO+MJCKRcJnqOh76/v47En

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	49474e054b5435c7b8c9132866e57b1a.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	atlop.exe

Executes dropped EXE 2 IoCs

pid	Process
4396	atlop.exe
2724	qeazia.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5996-104-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/4640-135-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral2/memory/5996-103-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/5996-102-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/5996-99-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1924	4640	WerFault.exe	101

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
5832	tasklist.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4396	atlop.exe
4396	atlop.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4396	atlop.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 4396	4836	49474e054b5435c7b8c9132866e57b1a.exe	88
PID 4836 wrote to memory of 4396	4836	49474e054b5435c7b8c9132866e57b1a.exe	88
PID 4836 wrote to memory of 4396	4836	49474e054b5435c7b8c9132866e57b1a.exe	88
PID 4396 wrote to memory of 2724	4396	atlop.exe	100
PID 4396 wrote to memory of 2724	4396	atlop.exe	100
PID 4396 wrote to memory of 2724	4396	atlop.exe	100

C:\Users\Admin\AppData\Local\Temp\49474e054b5435c7b8c9132866e57b1a.exe
"C:\Users\Admin\AppData\Local\Temp\49474e054b5435c7b8c9132866e57b1a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Users\Admin\atlop.exe
  "C:\Users\Admin\atlop.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4396
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del atlop.exe
    3⤵
    PID:6012
- - C:\Users\Admin\qeazia.exe
    "C:\Users\Admin\qeazia.exe"
    3⤵
    - Executes dropped EXE
    PID:2724
- C:\Users\Admin\btlop.exe
  "C:\Users\Admin\btlop.exe"
  2⤵
  PID:3016
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\a.bat" "
    3⤵
    PID:1696
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    PID:5996
- C:\Users\Admin\ctlop.exe
  "C:\Users\Admin\ctlop.exe"
  2⤵
  PID:4640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 748
    3⤵
    - Program crash
    PID:1924
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd" "
  2⤵
  PID:388

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
PID:5832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4640 -ip 4640
1⤵
PID:5556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\atlop.exe

Filesize
60KB

MD5
99729f5cc9cd62f9f791ba171f77f827

SHA1
61490b05da4b10fc501df296f56f80b9571c16c7

SHA256
e5f5259e5a26c28891023d8adf44b3971486e8989363f902ae2977eefbd18c40

SHA512
1e9b3d3f8694e0119858d92cdcf5ae3aa1da9c425c0f6ff2a6856d68b0ceff4f221eb8c5d67f4abd57fbcdc545b2aeea172e20ccfc1d6e9264751843a505164a

Download Submit
memory/4640-139-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4640-137-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/4640-135-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4640-144-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/5996-104-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5996-103-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5996-102-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5996-99-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download