ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266

Analysis

max time kernel
125s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 03:34

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General

Target

ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe
Size

959KB
MD5

7523e26a589a9ed91a3f5433a2a42890
SHA1

0ef67fa7d8e5df3fb9e85dac5045904db4bab542
SHA256

ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266
SHA512

fbc493ce1882ba0bc7e5d269b2432f496e6a4aa36b71cc099323d65a37a13486b40a010445ade2c07bf999ca64bb7e68ba88f3c591a01807cbd758e736d71970
SSDEEP

24576:DfYzitFHRy547Qii72S9qeQRXEOlyGmsYu8g7++072+W7v:rYytY72S9qlXEpG8u8gswv

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe
2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Concubitus.ini	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe

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
1320	2220	WerFault.exe	28

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	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 1320	2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe	30
PID 2220 wrote to memory of 1320	2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe	30
PID 2220 wrote to memory of 1320	2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe	30
PID 2220 wrote to memory of 1320	2220	ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe	30

C:\Users\Admin\AppData\Local\Temp\ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe
"C:\Users\Admin\AppData\Local\Temp\ba23a849efc1bdb4978b8d08718817580952ec7ab96ae2d3e017a6c842333266.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 380
  2⤵
  - Program crash
  PID:1320

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

\Users\Admin\AppData\Local\Temp\nsjC4D6.tmp\System.dll

Filesize
12KB

MD5
192639861e3dc2dc5c08bb8f8c7260d5

SHA1
58d30e460609e22fa0098bc27d928b689ef9af78

SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6

SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc

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