icexloader | 7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff

General

Target

71b6ec48cb50fac4c16a41e3719489ca.exe
Size

1.1MB
MD5

71b6ec48cb50fac4c16a41e3719489ca
SHA1

00afd00a000d167d06d16a2c5dadb474f42e5837
SHA256

7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff
SHA512

9484401e046b06ff0b7037a2af3d9de607f96723935e2edc746b06f3df5fd1ead516e14fdbffa6210ffb4bf5dc0a619cfdc362547ec0047485daf6051dbd22b3

Score

10^/10

icexloader loader persistence

Malware Config

Signatures

Detects IceXLoader v3.0 18 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1240-69-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-71-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-72-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-73-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-75-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-77-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-78-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-80-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-85-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-84-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-83-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-82-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-87-0x00000000004010BA-mapping.dmp	family_icexloader_v3
behavioral1/memory/1240-86-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-81-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-89-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-91-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/1240-92-0x0000000000400000-0x0000000000451000-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:

71b6ec48cb50fac4c16a41e3719489ca.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\bol = "\"C:\\Users\\Admin\\AppData\\Roaming\\bol.exe\""	71b6ec48cb50fac4c16a41e3719489ca.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

71b6ec48cb50fac4c16a41e3719489ca.exe

description pid process target process

PID 1920 set thread context of 1240 1920 71b6ec48cb50fac4c16a41e3719489ca.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 3 IoCs

Processes:

71b6ec48cb50fac4c16a41e3719489ca.exepowershell.exe

pid process

1920 71b6ec48cb50fac4c16a41e3719489ca.exe
1184 powershell.exe
1920 71b6ec48cb50fac4c16a41e3719489ca.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

71b6ec48cb50fac4c16a41e3719489ca.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1920 71b6ec48cb50fac4c16a41e3719489ca.exe
Token: SeDebugPrivilege 1184 powershell.exe

description	pid	process	target process
PID 1920 set thread context of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe

pid	process
1920	71b6ec48cb50fac4c16a41e3719489ca.exe
1184	powershell.exe
1920	71b6ec48cb50fac4c16a41e3719489ca.exe

description	pid	process
Token: SeDebugPrivilege	1920	71b6ec48cb50fac4c16a41e3719489ca.exe
Token: SeDebugPrivilege	1184	powershell.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

71b6ec48cb50fac4c16a41e3719489ca.exe

description	pid	process	target process
PID 1920 wrote to memory of 1184	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	powershell.exe
PID 1920 wrote to memory of 1184	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	powershell.exe
PID 1920 wrote to memory of 1184	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	powershell.exe
PID 1920 wrote to memory of 1184	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	powershell.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe
PID 1920 wrote to memory of 1240	1920	71b6ec48cb50fac4c16a41e3719489ca.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\71b6ec48cb50fac4c16a41e3719489ca.exe
"C:\Users\Admin\AppData\Local\Temp\71b6ec48cb50fac4c16a41e3719489ca.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920

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:1184

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:1240

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1184-58-0x0000000000000000-mapping.dmp

Download
memory/1184-62-0x000000006F4A0000-0x000000006FA4B000-memory.dmp

Filesize
5.7MB

Download
memory/1184-61-0x000000006F4A0000-0x000000006FA4B000-memory.dmp

Filesize
5.7MB

Download
memory/1184-60-0x000000006F4A0000-0x000000006FA4B000-memory.dmp

Filesize
5.7MB

Download
memory/1240-72-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-77-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-92-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-91-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-63-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-64-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-66-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-67-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-69-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-71-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-89-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-73-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-75-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-81-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-78-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-80-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-85-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-84-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-83-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-82-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1240-87-0x00000000004010BA-mapping.dmp

Download
memory/1240-86-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1920-57-0x0000000075E21000-0x0000000075E23000-memory.dmp

Filesize
8KB

Download
memory/1920-54-0x0000000000F40000-0x0000000001060000-memory.dmp

Filesize
1.1MB

Download
memory/1920-55-0x0000000000AC0000-0x0000000000BC6000-memory.dmp

Filesize
1.0MB

Download
memory/1920-56-0x0000000000E70000-0x0000000000F02000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads