62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a

Resubmissions

10/07/2024, 12:56

240710-p6khfs1eng10

10/07/2024, 12:56

240710-p6ft9s1end10

10/07/2024, 12:55

240710-p57llaygpj10

Analysis

max time kernel
57s
max time network
56s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
10/07/2024, 12:55

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General

Target
62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
Size 438KB
Sample240710-p57llaygpj
SHA256 62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a
MD5 9afb4103021c5ec8b2dea2772f39178e
SHA1 bc773e17fc6e7080b4243a9b72ac75292d17bc90
SHA512 82c5fd97d80bd79c0377b1c8ea3a6e2f00f10b7ae14febc0ba9c8e5bd1405c05f62f2c66db1571b0596bd0a459e32dd58c8e9bf894068418d5b40b54b488ef33
SSDEEP 12288:LW7Ck8jvhUX7Arm+PJnGdijUR9MEuqbZv:LWeLaQnhGEYjfhbZv
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence

Malware Config

Signatures

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	caspol.exe

Loads dropped DLL 2 IoCs

pid	Process
4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.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-1-5-21-873560699-1074803302-2326074425-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Erhvervsorganisationer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Jaggies\\Aserne.exe"	caspol.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
2248	caspol.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4472 set thread context of 2248	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	73

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

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 1896	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	72
PID 4472 wrote to memory of 1896	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	72
PID 4472 wrote to memory of 1896	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	72
PID 4472 wrote to memory of 2248	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	73
PID 4472 wrote to memory of 2248	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	73
PID 4472 wrote to memory of 2248	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	73
PID 4472 wrote to memory of 2248	4472	62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe	73

C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
  "C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
  2⤵
  PID:1896
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
  "C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
  2⤵
  - Checks QEMU agent file
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

System.dll

Path \Users\Admin\AppData\Local\Temp\nsm72CF.tmp\System.dll
Size 11KB
SHA256 681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59
MD5 2ae993a2ffec0c137eb51c8832691bcb
SHA1 98e0b37b7c14890f8a599f35678af5e9435906e1
SHA512 2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9
SSDEEP 192:vPtkumJX7zB22kGwfy0mtVgkCPOsE1un:k702k5qpdsEQn
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2248-17-0x00007FFC919C0000-0x00007FFC91B9B000-memory.dmp

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memory/2248-33-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/4472-14-0x0000000004120000-0x0000000004FC8000-memory.dmp

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memory/4472-15-0x00007FFC919C1000-0x00007FFC91ACF000-memory.dmp

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memory/4472-16-0x00007FFC919C0000-0x00007FFC91B9B000-memory.dmp

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memory/4472-18-0x0000000004120000-0x0000000004FC8000-memory.dmp

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads