ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559

Analysis

max time kernel
93s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/09/2024, 19:13

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General

Target

ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
Size

1.1MB
MD5

dc66065b63d8db1ea7c2c27cabc8bc00
SHA1

a22be27964c09e598dd225906051f35e27b05500
SHA256

ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559
SHA512

e960b5a2c7ae2ad0803fb7adf8bfc5ed8191ed2d72a8f27b92642a50d1b860587258b0d8d66fde80de8c850ffca0d20f629cca9c061256d5256d04eea2bcd306
SSDEEP

24576:7hntGx9yVf41ob4s6ABttGZOATIZXTnR13tL:VtGZ1oEEbG8xXjJ

Score

9^/10

collection discovery persistence

Malware Config

Signatures

Detected Nirsoft tools 12 IoCs

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

resource	yara_rule
behavioral1/memory/2424-49-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral1/memory/2424-47-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral1/memory/2424-48-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral1/memory/2424-55-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral1/memory/2424-53-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral1/memory/1100-93-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1100-94-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/436-95-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/436-96-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1100-97-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/436-104-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1100-106-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft

NirSoft MailPassView 9 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/2424-49-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral1/memory/2424-47-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral1/memory/2424-48-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral1/memory/2424-55-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral1/memory/2424-53-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral1/memory/1100-93-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1100-94-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1100-97-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1100-106-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 8 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/2424-49-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral1/memory/2424-47-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral1/memory/2424-48-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral1/memory/2424-55-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral1/memory/2424-53-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral1/memory/436-95-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/436-96-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/436-104-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Executes dropped EXE 2 IoCs

pid	Process
2272	magert.exe
2424	magert.exe

Loads dropped DLL 1 IoCs

pid	Process
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Music\\magert.exe"	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
10	whatismyipaddress.com
11	whatismyipaddress.com
8	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2272 set thread context of 2424	2272	magert.exe	30
PID 2424 set thread context of 1100	2424	magert.exe	32
PID 2424 set thread context of 436	2424	magert.exe	33

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 5 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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	magert.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	magert.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
2272	magert.exe
2272	magert.exe
2272	magert.exe
2272	magert.exe
2272	magert.exe
2272	magert.exe
436	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
Token: SeDebugPrivilege	2272	magert.exe
Token: SeDebugPrivilege	2424	magert.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2424	magert.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 280 wrote to memory of 2272	280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe	29
PID 280 wrote to memory of 2272	280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe	29
PID 280 wrote to memory of 2272	280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe	29
PID 280 wrote to memory of 2272	280	ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe	29
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2272 wrote to memory of 2424	2272	magert.exe	30
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 1100	2424	magert.exe	32
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33
PID 2424 wrote to memory of 436	2424	magert.exe	33

C:\Users\Admin\AppData\Local\Temp\ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe
"C:\Users\Admin\AppData\Local\Temp\ca2bc9ebe51a9e0b495f2a5679e7643dfe568796e1a92144941c3d1efc63c559N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:280
- C:\Users\Admin\Music\magert.exe
  "C:\Users\Admin\Music\magert.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Users\Admin\Music\magert.exe
    "C:\Users\Admin\Music\magert.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2424
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      4⤵
      Accesses Microsoft Outlook accounts
      System Location Discovery: System Language Discovery
      PID:1100
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
cf1593718dd3167a1039dbd1a79efca8

SHA1
94ecca2e39ff994a78311a2f4141ba9bf54c0c22

SHA256
cfb7fe71533f53ef141f25c54595527bf48986d04a7731fdbbca847b4d8d6bbb

SHA512
72462fbb70c0811cc790b6fac7d1ef41b68855372d43280e5225c2505224e7d468ff081ee8b7cd916edfdc83726133afb4291f2cca833dc7c742c5f95a065ae4

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5FBD.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1EA9.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
\Users\Admin\Music\magert.exe

Filesize
1.1MB

MD5
8192161f0e5523f2c36316a91afa9263

SHA1
b70840506d68a6431e768f8d543fccc0efec0c2b

SHA256
8c52d2a3ec2d6e9862b9fe7a89a570a0b3fca023f083792bf6310e35ec053d4b

SHA512
b5b8b550ce5c5550aa3b40dac623d45e0f820961176a3c6cea0b5e0095a3e5b28d210feb0b0c85c5ad4255bf3fc09a5149e49674f3b1220c8474ddc92f258655

Download Submit
memory/280-32-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/280-14-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/280-0-0x0000000074A21000-0x0000000074A22000-memory.dmp

Filesize
4KB

Download
memory/280-11-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/280-13-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/280-8-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/280-12-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/436-104-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/436-96-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/436-95-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1100-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1100-97-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1100-94-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1100-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2272-43-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2272-56-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2272-45-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2272-44-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2272-33-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2272-34-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2424-53-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2424-55-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2424-48-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2424-47-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2424-49-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download