023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0

General

Target

023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe
Size

3.2MB
MD5

3fa98565f560e5b663105cbf77507fef
SHA1

c1cc91f8100a794cd26b18ce3e349360fd61ac3c
SHA256

023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0
SHA512

5c833b8ca7b2f89ea11e80ead945b6e2490b69e1d700d62db167f8d8594320e35f37271775a2bdb89ca7e2f6897175df7b91a7d67457263399350f19084eb51a
SSDEEP

49152:79VfNQq914PM7T1+OcoBixiZ6DRoG3jSrH9wpEaoufBpdNbNrBYWqfQbKzUw+n1F:Brh4U7T1+BoBiuGjmHuC8LlNrB1KaNGq

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1940	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp

Loads dropped DLL 3 IoCs

pid	Process
896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe
1940	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
1940	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp

Checks for any installed AV software in registry 1 TTPs 5 IoCs

Security Software Discovery

T1063

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Avira\AntiVir Desktop	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\KasperskyLab	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\K7 Computing\K7TotalSecurity	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Sophos\Sophos Anti-Virus	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27
PID 896 wrote to memory of 1940	896	023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe	27

C:\Users\Admin\AppData\Local\Temp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe
"C:\Users\Admin\AppData\Local\Temp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:896
- C:\Users\Admin\AppData\Local\Temp\is-OF0MV.tmp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-OF0MV.tmp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp" /SL5="$60124,2996268,52736,C:\Users\Admin\AppData\Local\Temp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks for any installed AV software in registry
  PID:1940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Security Software Discovery

1

T1063

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-OF0MV.tmp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp

Filesize
691KB

MD5
de000488dcab219819be7899d4977241

SHA1
671ca8da2a33354e6a411933eb48e6af3d0d0237

SHA256
673803887d8080de86333514768bd113586cb42baabd88536d8ee37f037ad995

SHA512
be7eb164c1b47eee40437279797e7c793f493bbe25c18d680c00fab18900829cd4e0cd9cc075a5e072a83c500227d920ed5c25ddd83a0ee911e8dd4b87010973

Download Submit
\Users\Admin\AppData\Local\Temp\is-9VVJD.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-9VVJD.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-OF0MV.tmp\023ca460fe994a4a6e80044b230b65edb4676280e3246d56e560b0e83d3672f0.tmp

Filesize
691KB

MD5
de000488dcab219819be7899d4977241

SHA1
671ca8da2a33354e6a411933eb48e6af3d0d0237

SHA256
673803887d8080de86333514768bd113586cb42baabd88536d8ee37f037ad995

SHA512
be7eb164c1b47eee40437279797e7c793f493bbe25c18d680c00fab18900829cd4e0cd9cc075a5e072a83c500227d920ed5c25ddd83a0ee911e8dd4b87010973

Download Submit
memory/896-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/896-55-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/896-62-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

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