bf62bfd7d14a4e30f6a5298921b72b8ebba61b8fa9855f7ef529709033938800

General

Target

Program-AV.exe
Size

481KB
MD5

388081326284408e001afd75a487e7ec
SHA1

e2893916edaec8a1983c7f9003d8eff2092d644a
SHA256

b41f23e98e5fbac64219b9e40408cf5aaf7cf3b0dc3a28a91b179cdbc1d5146d
SHA512

18039cb21b0a37a47dc60e2185bc2d2975d25cd04ae74cf194625be8467d8609bbe09f640d16d89a0b18e2b8ee8f4fb9da96a6faefbb585ec83c0c28cfab7c44
SSDEEP

6144:x0jUca5+gfpUOiQLTTwBCtaJppYWH/JskNAVNeN584eeD14ootXCAlAVPg:x0Yco+gunQUBCEAWfykqVNeN24ezlAtg

Score

10^/10

evasion persistence privilege_escalation spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
amirmahyarhacker

Signatures

Detected Nirsoft tools 6 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

Processes:

resource	yara_rule
behavioral5/memory/2172-19-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral5/memory/2280-34-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral5/memory/1276-43-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft
behavioral5/memory/764-44-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral5/memory/2820-54-0x0000000000400000-0x000000000043D000-memory.dmp	Nirsoft
behavioral5/memory/1880-67-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft

Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2680 netsh.exe
Executes dropped EXE 6 IoCs

Processes:

dialup.exepasswordfox.exemspass.exeiepv.exeChromePass.exeOperaPassView.exe

pid process

2172 dialup.exe
1276 passwordfox.exe
2280 mspass.exe
764 iepv.exe
2820 ChromePass.exe
1880 OperaPassView.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
2680	netsh.exe

pid	process
2172	dialup.exe
1276	passwordfox.exe
2280	mspass.exe
764	iepv.exe
2820	ChromePass.exe
1880	OperaPassView.exe

UPX packed file 17 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\dialup.exe	upx
behavioral5/memory/2172-15-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral5/memory/2172-19-0x0000000000400000-0x0000000000418000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\passwordfox.exe	upx
behavioral5/memory/1276-26-0x0000000000400000-0x0000000000419000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\mspass.exe	upx
behavioral5/memory/2280-34-0x0000000000400000-0x0000000000425000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\iepv.exe	upx
behavioral5/memory/764-41-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral5/memory/1276-43-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral5/memory/764-44-0x0000000000400000-0x000000000041B000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\ChromePass.exe	upx
behavioral5/memory/2820-51-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral5/memory/2820-54-0x0000000000400000-0x000000000043D000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe	upx
behavioral5/memory/1880-62-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral5/memory/1880-67-0x0000000000400000-0x0000000000419000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Program-AV.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Program-AV.exe"	Program-AV.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Windows\\system32\\Program-AV.exe"	Program-AV.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

7 whatismyip.com

flow	ioc
7	whatismyip.com

Drops file in System32 directory 2 IoCs

Processes:

Program-AV.exe

description	ioc	process
File created	C:\Windows\system32\Program-AV.exe	Program-AV.exe
File opened for modification	C:\Windows\system32\Program-AV.exe	Program-AV.exe

Drops file in Windows directory 1 IoCs

Processes:

Program-AV.exe

description ioc process

File opened for modification C:\Windows\NNYJZAHP7-16-2024---10-25-29---PM.gif Program-AV.exe

description	ioc	process
File opened for modification	C:\Windows\NNYJZAHP7-16-2024---10-25-29---PM.gif	Program-AV.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

Processes:

netsh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

Program-AV.exe

pid	process
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe
2644	Program-AV.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Program-AV.exe

pid process

2644 Program-AV.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

Program-AV.exemspass.exeiepv.exe

description	pid	process
Token: SeDebugPrivilege	2644	Program-AV.exe
Token: SeDebugPrivilege	2280	mspass.exe
Token: SeDebugPrivilege	764	iepv.exe
Token: SeRestorePrivilege	764	iepv.exe
Token: SeBackupPrivilege	764	iepv.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Program-AV.exe

pid process

2644 Program-AV.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

Program-AV.exe

description	pid	process	target process
PID 2644 wrote to memory of 2680	2644	Program-AV.exe	netsh.exe
PID 2644 wrote to memory of 2680	2644	Program-AV.exe	netsh.exe
PID 2644 wrote to memory of 2680	2644	Program-AV.exe	netsh.exe
PID 2644 wrote to memory of 2172	2644	Program-AV.exe	dialup.exe
PID 2644 wrote to memory of 2172	2644	Program-AV.exe	dialup.exe
PID 2644 wrote to memory of 2172	2644	Program-AV.exe	dialup.exe
PID 2644 wrote to memory of 2172	2644	Program-AV.exe	dialup.exe
PID 2644 wrote to memory of 1276	2644	Program-AV.exe	passwordfox.exe
PID 2644 wrote to memory of 1276	2644	Program-AV.exe	passwordfox.exe
PID 2644 wrote to memory of 1276	2644	Program-AV.exe	passwordfox.exe
PID 2644 wrote to memory of 1276	2644	Program-AV.exe	passwordfox.exe
PID 2644 wrote to memory of 2280	2644	Program-AV.exe	mspass.exe
PID 2644 wrote to memory of 2280	2644	Program-AV.exe	mspass.exe
PID 2644 wrote to memory of 2280	2644	Program-AV.exe	mspass.exe
PID 2644 wrote to memory of 2280	2644	Program-AV.exe	mspass.exe
PID 2644 wrote to memory of 764	2644	Program-AV.exe	iepv.exe
PID 2644 wrote to memory of 764	2644	Program-AV.exe	iepv.exe
PID 2644 wrote to memory of 764	2644	Program-AV.exe	iepv.exe
PID 2644 wrote to memory of 764	2644	Program-AV.exe	iepv.exe
PID 2644 wrote to memory of 2820	2644	Program-AV.exe	ChromePass.exe
PID 2644 wrote to memory of 2820	2644	Program-AV.exe	ChromePass.exe
PID 2644 wrote to memory of 2820	2644	Program-AV.exe	ChromePass.exe
PID 2644 wrote to memory of 2820	2644	Program-AV.exe	ChromePass.exe
PID 2644 wrote to memory of 1880	2644	Program-AV.exe	OperaPassView.exe
PID 2644 wrote to memory of 1880	2644	Program-AV.exe	OperaPassView.exe
PID 2644 wrote to memory of 1880	2644	Program-AV.exe	OperaPassView.exe
PID 2644 wrote to memory of 1880	2644	Program-AV.exe	OperaPassView.exe

C:\Users\Admin\AppData\Local\Temp\Program-AV.exe
"C:\Users\Admin\AppData\Local\Temp\Program-AV.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\system32\netsh.exe
  "netsh.exe" firewall set opmode disable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\dialup.exe
  C:\Users\Admin\AppData\Local\Temp\dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\du.txt
  2⤵
  - Executes dropped EXE
  PID:2172
- C:\Users\Admin\AppData\Local\Temp\passwordfox.exe
  C:\Users\Admin\AppData\Local\Temp\passwordfox.exe /stext C:\Users\Admin\AppData\Local\Temp\firefox.txt
  2⤵
  - Executes dropped EXE
  PID:1276
- C:\Users\Admin\AppData\Local\Temp\mspass.exe
  C:\Users\Admin\AppData\Local\Temp\mspass.exe /stext C:\Users\Admin\AppData\Local\Temp\mess.txt
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2280
- C:\Users\Admin\AppData\Local\Temp\iepv.exe
  C:\Users\Admin\AppData\Local\Temp\iepv.exe /stext C:\Users\Admin\AppData\Local\Temp\iepv.txt
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:764
- C:\Users\Admin\AppData\Local\Temp\ChromePass.exe
  C:\Users\Admin\AppData\Local\Temp\ChromePass.exe /stext C:\Users\Admin\AppData\Local\Temp\ChromePass.txt
  2⤵
  - Executes dropped EXE
  PID:2820
- C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe
  C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe /stext C:\Users\Admin\AppData\Local\Temp\OperaPassView.txt
  2⤵
  - Executes dropped EXE
  PID:1880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ChromePass.exe

Filesize
125KB

MD5
9b3b1c0db965166319469b2afa6c4f0c

SHA1
9f1e65a3056dff872949329c4e5e70c007cc5621

SHA256
dbfa10a7deeb6d1ac8fd95ffeb23b87adc58e6388e522812fabe7f710e3cdd89

SHA512
c11512599b83fa1875a67915a7e7454512ed8300a0a47c16692ebc1f526755c39c795fe9721dd97d417bfcb29f9e4c1f3283cf4c426af6571b3996005f7e4f5e

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

Filesize
38KB

MD5
37a89021ab1fbe5668c3974abc794bd4

SHA1
8ccaa4406f907a5a938fbb2db9d5af27092b811d

SHA256
2cb9a3d9587f79a6b1cfa95020b81d7d0d3cf9aa6ebf992f3b5e4ecf19bca8a8

SHA512
6eaef2c2c29eb5363a0193489dc989527e4087c61fe926efbbd8a0e3cc8b9675285a94d392ee0a906dfc109566cc144ab07166fd5b3defbfc8afd66d3fe8d1b8

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

Filesize
37KB

MD5
9c8872c879d0a9d82988920488370864

SHA1
87ff4231547462e6474c832e28831dd691d83fd4

SHA256
8f576d5191721f8fdb47bb22950f43fc8f2c9cc880fe067090ed96e6fcb07a97

SHA512
3c413427c46ef92a412840479896841ffd5c6eb9215b8ecc416cdbd4f8e0f2eb643ed3b7f2e18eb5710ba7c55e1cd82af6637285ee364e069503c5ecc187cb2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\du.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

Filesize
42KB

MD5
28c110b8d0ad095131c8d06043678086

SHA1
c684cf321e890e0e766a97609a4cde866156d6c5

SHA256
dbc2216d5f31f5218e940e3d802998dee90eeb69af69cbeb063c69c6a5a3f1e1

SHA512
065e043b76b0e1163e73f4a1c257bae793ae9b46bff1951956c2174ef91deb2528730da77aab76b9e7246d705c3b8c1d23f05dc3b161cacabf3e52d0f563c922

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

Filesize
63KB

MD5
fbb93d4c91453b06414d6973152d904e

SHA1
4624232c5450e7e9e7ba1f2113a07f8800dc5b5f

SHA256
8898b138a3f238fa985992a9d0e48f6b5865dd2cc35e08b83fa326260c510ffe

SHA512
4ed926d230af576a945bdd4d9b2d4001e8036abbcf1ef9a35669823d9420b6d95b426d80384a6fd022165c1fc2485fda0e28193b99b301927236928ddfcac6f7

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

Filesize
37KB

MD5
a1d6a37917dcf4471486bc5a0e725cc6

SHA1
5b09f10dc215078ae44f535de12630c38f3b86e3

SHA256
8a06acd1158060a54d67098f07c1ff7895f799bc5834179b8aae04d28fb60e17

SHA512
5798a5d85052d5c2f6b781b91a400c85bc96c0127cc4e18079bff1f17bd302dc07c0f015ddf1105621a841680057322eb0172ba06063f55d795b7b079f1d26d2

Download Submit
memory/764-44-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/764-41-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1276-26-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1276-43-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1880-67-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1880-62-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2172-19-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2172-15-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2280-34-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2644-5-0x000007FEF565E000-0x000007FEF565F000-memory.dmp

Filesize
4KB

Download
memory/2644-6-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2644-4-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2644-2-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2644-1-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2644-7-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2644-0-0x000007FEF565E000-0x000007FEF565F000-memory.dmp

Filesize
4KB

Download
memory/2820-51-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2820-54-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads