9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e

General

Target

9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe
Size

326KB
MD5

c40c5bcb6c4cceadca53b2ca29a7fe0b
SHA1

f7aa8ebc0c7a745e3c75082c031780dfbab6e4a9
SHA256

9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e
SHA512

5b5a217bc49493fde14e9d6a866244c76d73a9a0de2d0f01f46d2d6bdcec011906f63a24f9caedd16a8ac54c21a40be8d020acbfd9726ff7e8a4066f43c1a680
SSDEEP

6144:4Ozb+3+UEoTkUdiJxemmh/9p2Aj+wDPc0gQUCrkftmfdOjwzxH4T:9+EoTkUdmxSh/9p2W00FUCrkFm5zxH4

Score

9^/10

persistence ransomware

Malware Config

Signatures

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

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-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows\CurrentVersion\Run\e066bf9664 = "C:\\Users\\Admin\\AppData\\Roaming\\e066bf9664\\18a26d0d5c.exe"	explorer.exe

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
544	vssadmin.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe
2448	explorer.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	2800	vssvc.exe
Token: SeRestorePrivilege	2800	vssvc.exe
Token: SeAuditPrivilege	2800	vssvc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2448	2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe	28
PID 2564 wrote to memory of 2448	2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe	28
PID 2564 wrote to memory of 2448	2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe	28
PID 2564 wrote to memory of 2448	2564	9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe	28
PID 2448 wrote to memory of 2816	2448	explorer.exe	29
PID 2448 wrote to memory of 2816	2448	explorer.exe	29
PID 2448 wrote to memory of 2816	2448	explorer.exe	29
PID 2448 wrote to memory of 2816	2448	explorer.exe	29
PID 2448 wrote to memory of 544	2448	explorer.exe	37
PID 2448 wrote to memory of 544	2448	explorer.exe	37
PID 2448 wrote to memory of 544	2448	explorer.exe	37
PID 2448 wrote to memory of 544	2448	explorer.exe	37

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe
"C:\Users\Admin\AppData\Local\Temp\9928a35bc486aa85387397966d205b8e3a69f14232d1933f8aaeac7d9026c17e.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Windows\syswow64\explorer.exe
  "C:\Windows\syswow64\explorer.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\syswow64\svchost.exe
    -k netsvcs
    3⤵
    PID:2816
- - C:\Windows\syswow64\vssadmin.exe
    vssadmin.exe Delete Shadows /All /Quiet
    3⤵
    - Interacts with shadow copies
    PID:544

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Indicator Removal

2

T1070

File Deletion

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

2

T1490

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab32A6.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3384.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
memory/2448-9-0x0000000000130000-0x0000000000162000-memory.dmp

Filesize
200KB

Download
memory/2448-13-0x0000000000130000-0x0000000000162000-memory.dmp

Filesize
200KB

Download
memory/2564-0-0x0000000002480000-0x00000000024E0000-memory.dmp

Filesize
384KB

Download
memory/2564-1-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download
memory/2564-2-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download
memory/2564-3-0x0000000002480000-0x00000000024E0000-memory.dmp

Filesize
384KB

Download
memory/2564-4-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2564-8-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2816-11-0x0000000000080000-0x00000000000B2000-memory.dmp

Filesize
200KB

Download
memory/2816-14-0x0000000000080000-0x00000000000B2000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads