4926da8f17642412e5c19c390aab3df0dcd09586d409c922c7c5d8d1ed8e9aab

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 21:43 UTC

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General

Target

0ecf609ddcf3ace6e04121853f0b2f70N.exe
Size

134KB
MD5

0ecf609ddcf3ace6e04121853f0b2f70
SHA1

9000f2fbdce27a1e44adf2c91a673596a02eb484
SHA256

4926da8f17642412e5c19c390aab3df0dcd09586d409c922c7c5d8d1ed8e9aab
SHA512

7a170702339a9a47f3fce1dbd316522236b001b72a946ef2dff39a8d22db6086cb3f235efb2e331802a47b444d089a4c668f4393062e18f0c74c52c83148e1ba
SSDEEP

1536:YGYU/W2/HG6QMauSV3ixJHABLrmhH7i9eNOOg00GqMIK7aGZh3SO0:YfU/WF6QMauSuiWNi9eNOl0007NZIO0

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2748	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2756	wuauclt.exe

Loads dropped DLL 1 IoCs

pid	Process
3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3008-1-0x0000000000920000-0x0000000000948000-memory.dmp	upx
behavioral1/files/0x0009000000015b50-2.dat	upx
behavioral1/memory/2756-7-0x00000000000C0000-0x00000000000E8000-memory.dmp	upx
behavioral1/memory/3008-8-0x0000000000920000-0x0000000000948000-memory.dmp	upx
behavioral1/memory/2756-10-0x00000000000C0000-0x00000000000E8000-memory.dmp	upx
behavioral1/memory/3008-11-0x0000000000920000-0x0000000000948000-memory.dmp	upx

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\wuauclt.exe\" /run"	0ecf609ddcf3ace6e04121853f0b2f70N.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2756	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	30
PID 3008 wrote to memory of 2756	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	30
PID 3008 wrote to memory of 2756	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	30
PID 3008 wrote to memory of 2756	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	30
PID 3008 wrote to memory of 2748	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	31
PID 3008 wrote to memory of 2748	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	31
PID 3008 wrote to memory of 2748	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	31
PID 3008 wrote to memory of 2748	3008	0ecf609ddcf3ace6e04121853f0b2f70N.exe	31

C:\Users\Admin\AppData\Local\Temp\0ecf609ddcf3ace6e04121853f0b2f70N.exe
"C:\Users\Admin\AppData\Local\Temp\0ecf609ddcf3ace6e04121853f0b2f70N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3008
- C:\ProgramData\Update\wuauclt.exe
  "C:\ProgramData\Update\wuauclt.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2756
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\0ecf609ddcf3ace6e04121853f0b2f70N.exe" >> NUL
  2⤵
  - Deletes itself
  PID:2748

Network

No results found

158.69.115.115:443

wuauclt.exe

152 B
3

No results found

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\Update\wuauclt.exe

Filesize
134KB

MD5
69b13d73960d8c932101608a4da3e00b

SHA1
b82287b3ed5e23d43119ae00c8deca55c35434f4

SHA256
e8cdf426fc8bb5986a8ec753a8766b82d92d7375ab6e9a57a00789c4e876ab75

SHA512
9dd153ac27eb017a634214fc21d47518bffd4ea49e0ccbd50d6301bc59efbccfbdba491edac54c6ecb2f2634bf95e4f25d7c0a9010f15679e1274ea4f84af657

Download Submit
memory/2756-7-0x00000000000C0000-0x00000000000E8000-memory.dmp

Filesize
160KB

Download
memory/2756-10-0x00000000000C0000-0x00000000000E8000-memory.dmp

Filesize
160KB

Download
memory/3008-1-0x0000000000920000-0x0000000000948000-memory.dmp

Filesize
160KB

Download
memory/3008-4-0x0000000000140000-0x0000000000168000-memory.dmp

Filesize
160KB

Download
memory/3008-8-0x0000000000920000-0x0000000000948000-memory.dmp

Filesize
160KB

Download
memory/3008-9-0x0000000000140000-0x0000000000168000-memory.dmp

Filesize
160KB

Download
memory/3008-12-0x0000000000140000-0x0000000000168000-memory.dmp

Filesize
160KB

Download
memory/3008-11-0x0000000000920000-0x0000000000948000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads

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