icexloader | 678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688

Analysis

max time kernel
149s
max time network
152s
platform
windows10-1703_x64
resource
win10-20220722-en
resource tags

arch:x64arch:x86image:win10-20220722-enlocale:en-usos:windows10-1703-x64system
submitted
10-08-2022 14:13

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General

Target

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe
Size

1.1MB
MD5

b603ce4a15e89ee253d97c1b1deb4941
SHA1

9a436e302870bbb2460fb6824333a170df577b95
SHA256

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688
SHA512

3e82f7b6db17b094543e5e29d6c11c643b403809ff3ea6f541b71a778c498664afe63e1a5196b1c2d058233cfad3fd88851629490809d3234a0ca9f1787d2f93

Score

10^/10

icexloader loader persistence

Malware Config

Signatures

Detects IceXLoader v3.0 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4512-1688-0x00000000004010BA-mapping.dmp	family_icexloader_v3
behavioral1/memory/4512-1725-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/4512-1764-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3

icexloader
IceXLoader is a downloader used to deliver other malware families.
loader icexloader

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1608273745-3137450291-1597631108-1000\Software\Microsoft\Windows\CurrentVersion\Run\bob = "\"C:\\Users\\Admin\\AppData\\Roaming\\bob.exe\""	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe

description	pid	process	target process
PID 2180 set thread context of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exepowershell.exe

pid	process
2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe
2292	powershell.exe
2292	powershell.exe
2292	powershell.exe
2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe
2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exepowershell.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe
Token: SeDebugPrivilege	2292	powershell.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe
Token: SeRemoteShutdownPrivilege	4512	InstallUtil.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe

description	pid	process	target process
PID 2180 wrote to memory of 2292	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	powershell.exe
PID 2180 wrote to memory of 2292	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	powershell.exe
PID 2180 wrote to memory of 2292	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	powershell.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe
PID 2180 wrote to memory of 4512	2180	678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe
"C:\Users\Admin\AppData\Local\Temp\678c05e87b07f6f9a979ae0f032956baf9ccb338aec4b50af77284d62fc97688.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2292

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4512

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2180-127-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-128-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-129-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-130-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-131-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-132-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-133-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-134-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-135-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-136-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-137-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-138-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-140-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-139-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-141-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-142-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-143-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-144-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-145-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-146-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-147-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-148-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-149-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-150-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-151-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-152-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-153-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-154-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-155-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-156-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-157-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-158-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-159-0x0000000000E50000-0x0000000000F70000-memory.dmp

Filesize
1.1MB

Download
memory/2180-160-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-161-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-162-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-163-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-164-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-165-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-166-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-167-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-168-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-169-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-170-0x0000000005690000-0x0000000005796000-memory.dmp

Filesize
1.0MB

Download
memory/2180-171-0x00000000776E0000-0x000000007786E000-memory.dmp

Filesize
1.6MB

Download
memory/2180-172-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-173-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-175-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-177-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-179-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-181-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-183-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-185-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-187-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-189-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-191-0x0000000005692000-0x0000000005793000-memory.dmp

Filesize
1.0MB

Download
memory/2180-1576-0x0000000005AA0000-0x0000000005B32000-memory.dmp

Filesize
584KB

Download
memory/2180-1578-0x0000000005B80000-0x0000000005BA2000-memory.dmp

Filesize
136KB

Download
memory/2180-1580-0x0000000005BB0000-0x0000000005F00000-memory.dmp

Filesize
3.3MB

Download
memory/2292-1600-0x0000000000000000-mapping.dmp

Download
memory/2292-1636-0x0000000004790000-0x00000000047C6000-memory.dmp

Filesize
216KB

Download
memory/2292-1641-0x0000000006E50000-0x0000000007478000-memory.dmp

Filesize
6.2MB

Download
memory/2292-1659-0x0000000007480000-0x00000000074E6000-memory.dmp

Filesize
408KB

Download
memory/2292-1661-0x0000000007600000-0x0000000007666000-memory.dmp

Filesize
408KB

Download
memory/2292-1664-0x00000000076F0000-0x000000000770C000-memory.dmp

Filesize
112KB

Download
memory/2292-1665-0x0000000007CA0000-0x0000000007CEB000-memory.dmp

Filesize
300KB

Download
memory/2292-1669-0x0000000007F10000-0x0000000007F86000-memory.dmp

Filesize
472KB

Download
memory/2292-1680-0x00000000097C0000-0x0000000009E38000-memory.dmp

Filesize
6.5MB

Download
memory/2292-1681-0x0000000008D20000-0x0000000008D3A000-memory.dmp

Filesize
104KB

Download
memory/4512-1688-0x00000000004010BA-mapping.dmp

Download
memory/4512-1725-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4512-1764-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download