f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0

Resubmissions

07/11/2022, 04:13

221107-etfnmagbf3 8

07/11/2022, 03:52

221107-ee4rxafee9 8

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 03:52

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General

Target

f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe
Size

5.8MB
MD5

cc65b782891a1607c75a02a45482a4de
SHA1

e3e7083777d011b630efc2fcec2c1b159ec0f6f3
SHA256

f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0
SHA512

cea23129a8eca0a43b557196b2c0a9f39453658174d7e9badce6997222f58d031e23a4163766de95a171f8fe0c8d71716d4b9941481167a1acd9954330571b39
SSDEEP

98304:v/LU6G3sLQ2LCX4fGc2glR3jIgJqHrk9ZO0QG6aoNW3ZTWDtNy08I+KW2:vDOIfzNjIgsHrX0Z6tkpC+08ILW2

Score

8^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1608	IntelGAS-Ver4.8.8.8.exe

Modifies file permissions 1 TTPs 3 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
628	icacls.exe
2028	icacls.exe
1692	icacls.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe
1608	IntelGAS-Ver4.8.8.8.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 1520	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	27
PID 1212 wrote to memory of 1520	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	27
PID 1212 wrote to memory of 1520	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	27
PID 1212 wrote to memory of 1520	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	27
PID 1212 wrote to memory of 628	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	29
PID 1212 wrote to memory of 628	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	29
PID 1212 wrote to memory of 628	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	29
PID 1212 wrote to memory of 628	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	29
PID 1212 wrote to memory of 2028	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	31
PID 1212 wrote to memory of 2028	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	31
PID 1212 wrote to memory of 2028	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	31
PID 1212 wrote to memory of 2028	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	31
PID 1212 wrote to memory of 1692	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	33
PID 1212 wrote to memory of 1692	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	33
PID 1212 wrote to memory of 1692	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	33
PID 1212 wrote to memory of 1692	1212	f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe	33
PID 568 wrote to memory of 1608	568	taskeng.exe	36
PID 568 wrote to memory of 1608	568	taskeng.exe	36
PID 568 wrote to memory of 1608	568	taskeng.exe	36
PID 568 wrote to memory of 1608	568	taskeng.exe	36

C:\Users\Admin\AppData\Local\Temp\f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe
"C:\Users\Admin\AppData\Local\Temp\f2d24ff7b7ed9641453cac5b4a0d97591e7c5c9ec7aafcead9f14bc9d0b461a0.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /CREATE /TN "Windows\IntelComputingToolkit\IntelGAS4.8.8.8." /TR "C:\ProgramData\InteIToolSkits\IntelGAS-Ver4.8.8.8.exe" /SC MINUTE
  2⤵
  - Creates scheduled task(s)
  PID:1520
- C:\Windows\SysWOW64\icacls.exe
  "C:\Windows\System32\icacls.exe" "C:\ProgramData\InteIToolSkits" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
  2⤵
  - Modifies file permissions
  PID:628
- C:\Windows\SysWOW64\icacls.exe
  "C:\Windows\System32\icacls.exe" "C:\ProgramData\InteIToolSkits" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
  2⤵
  - Modifies file permissions
  PID:2028
- C:\Windows\SysWOW64\icacls.exe
  "C:\Windows\System32\icacls.exe" "C:\ProgramData\InteIToolSkits" /inheritance:e /deny "adMnepoxyFEYWGOLmin:(R,REA,RA,RD)"
  2⤵
  - Modifies file permissions
  PID:1692

C:\Windows\system32\taskeng.exe
taskeng.exe {FB2D0CC0-54C5-4E3A-B765-1B5BC438F269} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:568
- C:\ProgramData\InteIToolSkits\IntelGAS-Ver4.8.8.8.exe
  C:\ProgramData\InteIToolSkits\IntelGAS-Ver4.8.8.8.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\InteIToolSkits\IntelGAS-Ver4.8.8.8.exe

Filesize
1015.2MB

MD5
89d8fe27b81fb9ec734360152003af53

SHA1
b407e26d213e5b46e7291ca61d9e5d5fa73c7f4f

SHA256
5dc52dc90707ee6f08bb98f4b4566f20a5565a4bfb1d12ab059ae8db7dda3a6f

SHA512
7fbfd6e8519b4375975403c6fd76f88993702f8eff81d6508235474fdfdaccbb552ba4bbab7fd6bd67bcded0d3234d541731333d61bcd7490c480865f6aa22ca

Download Submit
C:\ProgramData\InteIToolSkits\IntelGAS-Ver4.8.8.8.exe

Filesize
1015.2MB

MD5
89d8fe27b81fb9ec734360152003af53

SHA1
b407e26d213e5b46e7291ca61d9e5d5fa73c7f4f

SHA256
5dc52dc90707ee6f08bb98f4b4566f20a5565a4bfb1d12ab059ae8db7dda3a6f

SHA512
7fbfd6e8519b4375975403c6fd76f88993702f8eff81d6508235474fdfdaccbb552ba4bbab7fd6bd67bcded0d3234d541731333d61bcd7490c480865f6aa22ca

Download Submit
memory/1212-65-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download
memory/1212-55-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download
memory/1212-58-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download
memory/1212-54-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/1212-63-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download
memory/1608-69-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download
memory/1608-72-0x0000000000400000-0x0000000000D41000-memory.dmp

Filesize
9.3MB

Download