49d6552ae5c5027ce1e68edee2438564b50ddc384276fd97360c92503771d3ac

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-10-2022 18:29

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General

Target

file.exe
Size

603KB
MD5

cb90f4dd9eb3424268b20a1581668acd
SHA1

136a226e0f56c7bf53822ab116ea4304b8a636e6
SHA256

49d6552ae5c5027ce1e68edee2438564b50ddc384276fd97360c92503771d3ac
SHA512

43ef96a52dfe7018d7fd9315c428fb1b368e92357585f57bd405260d5e5d9f498e423d0a3d5de1ef300983f3f7b42bd7a2f2217ca5d74b88c4533021086c19a4
SSDEEP

3072:QahKyd2n3165+HAsZsJBh6aH1wQwpSbr:QahOpqhvSn

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

STOREM~2.EXE

pid	Process
540	STOREM~2.EXE

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

file.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	file.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

STOREM~2.EXE

description	pid	Process
Token: SeDebugPrivilege	540	STOREM~2.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

file.exe

description	pid	Process	procid_target
PID 1048 wrote to memory of 540	1048	file.exe	27
PID 1048 wrote to memory of 540	1048	file.exe	27
PID 1048 wrote to memory of 540	1048	file.exe	27
PID 1048 wrote to memory of 540	1048	file.exe	27

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\STOREM~2.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\STOREM~2.EXE
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\STOREM~2.EXE

Filesize
343.3MB

MD5
0ba3f7a23e80b0421bc417a03d879f39

SHA1
5b4e28240a57e7c6a8ce15888df1c495910fe4f4

SHA256
7bb69f98d77ca7609c10b9a0ab1ce32be2e26b160413203d5335f65c1bc8ee72

SHA512
09c00bb95358bdbfd94d386b417513d50bee4e2f5da61a20f60fc1e4e554abd47a38d347c07a85c10bb97b9698b2e3bbcc331790f24076e51dc79e71339164ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\STOREM~2.EXE

Filesize
343.3MB

MD5
0ba3f7a23e80b0421bc417a03d879f39

SHA1
5b4e28240a57e7c6a8ce15888df1c495910fe4f4

SHA256
7bb69f98d77ca7609c10b9a0ab1ce32be2e26b160413203d5335f65c1bc8ee72

SHA512
09c00bb95358bdbfd94d386b417513d50bee4e2f5da61a20f60fc1e4e554abd47a38d347c07a85c10bb97b9698b2e3bbcc331790f24076e51dc79e71339164ed

Download Submit
memory/540-54-0x0000000000000000-mapping.dmp

Download
memory/540-57-0x0000000000A70000-0x0000000000A78000-memory.dmp

Filesize
32KB

Download
memory/540-58-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

Download