icexloader | 7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff

General

Target

7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe
Size

1.1MB
MD5

71b6ec48cb50fac4c16a41e3719489ca
SHA1

00afd00a000d167d06d16a2c5dadb474f42e5837
SHA256

7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff
SHA512

9484401e046b06ff0b7037a2af3d9de607f96723935e2edc746b06f3df5fd1ead516e14fdbffa6210ffb4bf5dc0a619cfdc362547ec0047485daf6051dbd22b3

Score

10^/10

Malware Config

Signatures

Detects IceXLoader v3.0 4 IoCs

resource	yara_rule
behavioral1/memory/2128-141-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/2128-143-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/2128-144-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3
behavioral1/memory/2128-145-0x0000000000400000-0x0000000000451000-memory.dmp	family_icexloader_v3

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Control Panel\International\Geo\Nation	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bol = "\"C:\\Users\\Admin\\AppData\\Roaming\\bol.exe\""	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4156 set thread context of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90

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 5 IoCs

pid	Process
4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe
3420	powershell.exe
3420	powershell.exe
4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe
4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe
Token: SeDebugPrivilege	3420	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 3420	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	82
PID 4156 wrote to memory of 3420	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	82
PID 4156 wrote to memory of 3420	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	82
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90
PID 4156 wrote to memory of 2128	4156	7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe	90

C:\Users\Admin\AppData\Local\Temp\7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe
"C:\Users\Admin\AppData\Local\Temp\7187c07248bf909a485b8f92b0ba96ee43d7ab655e1e9ed19bed80ac004e20ff.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4156
- 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:3420
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  PID:2128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2128-145-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2128-144-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2128-143-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2128-141-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/3420-136-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/3420-137-0x0000000005B10000-0x0000000005B2E000-memory.dmp

Filesize
120KB

Download
memory/3420-138-0x0000000007180000-0x00000000077FA000-memory.dmp

Filesize
6.5MB

Download
memory/3420-139-0x0000000006000000-0x000000000601A000-memory.dmp

Filesize
104KB

Download
memory/3420-135-0x0000000005470000-0x00000000054D6000-memory.dmp

Filesize
408KB

Download
memory/3420-134-0x0000000004BD0000-0x00000000051F8000-memory.dmp

Filesize
6.2MB

Download
memory/3420-133-0x0000000000D50000-0x0000000000D86000-memory.dmp

Filesize
216KB

Download
memory/4156-130-0x0000000000FC0000-0x00000000010E0000-memory.dmp

Filesize
1.1MB

Download
memory/4156-131-0x0000000005E90000-0x0000000005EB2000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing