140b71c1dc8ccf24de4f4bdd0c1acd6db259b720eb263123b7c100d5a6051852

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/02/2025, 06:32

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General

Target

URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe
Size

2.4MB
MD5

c3b5d2314930b677e70e2174647eec9c
SHA1

ca3f9e5900c943c0aa33efd95c83fac1850b0aa0
SHA256

140b71c1dc8ccf24de4f4bdd0c1acd6db259b720eb263123b7c100d5a6051852
SHA512

b63ea62c13e5f421eb945afb6f02a01448db42c9fe7c97a6085851048a1f184f43af744355f93115065b4bfcf3eee59f806a6701de7767a49eb155ec55fca587
SSDEEP

49152:4LmAT3UAXdrbW5Z6MneR+Hq/GdEv3hg4W8ZSS:ImAYA6ZvHq/XhgI

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Opcode.vbs	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3508	2708	WerFault.exe	29

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	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe
Token: SeDebugPrivilege	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 3508	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe	30
PID 2708 wrote to memory of 3508	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe	30
PID 2708 wrote to memory of 3508	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe	30
PID 2708 wrote to memory of 3508	2708	URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe	30

C:\Users\Admin\AppData\Local\Temp\URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe
"C:\Users\Admin\AppData\Local\Temp\URGENTDHL-OVERDUEACCOUNTLETTER-1300711528.exe"
1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 728
  2⤵
  - Program crash
  PID:3508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/2708-1-0x0000000000D40000-0x0000000000FA4000-memory.dmp

Filesize
2.4MB

Download
memory/2708-2-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-3-0x00000000052E0000-0x000000000553C000-memory.dmp

Filesize
2.4MB

Download
memory/2708-4-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-7-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-5-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-9-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-13-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-11-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-15-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-17-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-19-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-21-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-25-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-23-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-27-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-29-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-33-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-31-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-35-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-37-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-41-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-39-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-43-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-45-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-47-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-51-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-49-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-53-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-57-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-55-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-59-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-61-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-65-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-63-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-67-0x00000000052E0000-0x0000000005536000-memory.dmp

Filesize
2.3MB

Download
memory/2708-1330-0x0000000000360000-0x00000000003B4000-memory.dmp

Filesize
336KB

Download
memory/2708-1329-0x0000000000A10000-0x0000000000A5C000-memory.dmp

Filesize
304KB

Download
memory/2708-1328-0x0000000006B20000-0x0000000006CD4000-memory.dmp

Filesize
1.7MB

Download
memory/2708-1327-0x0000000005960000-0x0000000005B16000-memory.dmp

Filesize
1.7MB

Download
memory/2708-1326-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-1333-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download