a7dbc1edcf3888256886d25c94f2ef67b405c26bea8ac3ca07e2fbb07ca844b1

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 18:05

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General

Target

Setup_zx2010.exe
Size

4.1MB
MD5

383f2b97a532ef3a832e26ae3b892f13
SHA1

bc4c1259502d1e00a94a47c657376d4786035ff9
SHA256

c0db9820f687dc05eb44e5a0a3d2567a04bff3c7b926153c901e1c96d9b4fadf
SHA512

c8387712d9f1699ee4a54687c7ae1f745025b31407cc7a75e7ca0dc3ca738a22274d42b5e88ed302552ae76038e3c4ba87aa2073043edf1dcbcfc1b5907c40ea
SSDEEP

98304:1Z95cWADVE1DreFzdSXJ4HG6H5MU/BeJ2eM:1+WAZENmSXiGSVBAbM

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3020	irsetup.exe

Loads dropped DLL 4 IoCs

pid	Process
2960	Setup_zx2010.exe
3020	irsetup.exe
3020	irsetup.exe
3020	irsetup.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000015694-4.dat	upx
behavioral1/memory/3020-11-0x0000000000530000-0x0000000000657000-memory.dmp	upx
behavioral1/memory/3020-6-0x0000000000400000-0x0000000000527000-memory.dmp	upx
behavioral1/memory/3020-28-0x0000000000400000-0x0000000000527000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\¿ªÀ´×ÊÑ¶ÖÕ¶Ë Setup Log.txt	irsetup.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	Setup_zx2010.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	irsetup.exe
3020	irsetup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30
PID 2960 wrote to memory of 3020	2960	Setup_zx2010.exe	30

C:\Users\Admin\AppData\Local\Temp\Setup_zx2010.exe
"C:\Users\Admin\AppData\Local\Temp\Setup_zx2010.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe
  __IRAOFF:516620 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\Setup_zx2010.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\IRIMG2.BMP

Filesize
156KB

MD5
1da314d205557209e3730960230917e4

SHA1
a3b37556db8cf3696a213c3d283ccaa62f2c1e97

SHA256
d0ebce541c397cd5e98223e3e6e02f8ba788e24cf9d16b2fa3571e7965c51cca

SHA512
df3b4a27732d6a89f29a47b4bc00bba0307c66113eb3ea1d09ab8b715c468518071a6f00030cf1eb708d9452e229f222752abfadfba74d843bf68af83fde279c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

Filesize
440KB

MD5
75ca7ff96bf5a316c3af2de6a412bd54

SHA1
0a093950790ff0dddff6f5f29c6b02c10997e0c5

SHA256
d95b5bf9ca97c1900de5357743282bab655d61d616606485088e1708559b7cf1

SHA512
b8da86f2f1e908955254e5168d0447f479cec7815a8b081a7b38eb87187cb2eb992109c67e006361b96bc1529ee8abc9dc477d78e9ca565e43f5415b492771d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\setup_zx.ico

Filesize
18KB

MD5
3a80be8d848c67b23a6600e5131933f2

SHA1
f65bea734a4e2539af11989f8f8fa8a452a99f3e

SHA256
5f93120ad2532c01c1d03803665cf70a7a9286c6e17e0f93f91e222d75809473

SHA512
d057398721305c83a30664e8fab25eb8d6740c5ff17e9b1bb3935bfb6d4eb0754d3e402a4a75269a84e925c2ece21d559a8f4d6a398e9edc1158f1181bd5e8c6

Download Submit
memory/2960-5-0x00000000025E0000-0x0000000002707000-memory.dmp

Filesize
1.2MB

Download
memory/3020-12-0x0000000000530000-0x0000000000657000-memory.dmp

Filesize
1.2MB

Download
memory/3020-11-0x0000000000530000-0x0000000000657000-memory.dmp

Filesize
1.2MB

Download
memory/3020-6-0x0000000000400000-0x0000000000527000-memory.dmp

Filesize
1.2MB

Download
memory/3020-28-0x0000000000400000-0x0000000000527000-memory.dmp

Filesize
1.2MB

Download