23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732

General

Target

23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
Size

190KB
MD5

a50780f021c2fabd59d908dd4b35243e
SHA1

a1c2d1d707d3d57b88a3fe96a9b48f450a48a6b1
SHA256

23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732
SHA512

865502b18b191b9712b4f959774fa465da57794c02a2884cf007cbd86c89a448e46f08dee3ba78a1213f126c6d8c9b4f2d6325579be0b6fc047029692f75cd8d
SSDEEP

3072:ei4HjOpU0dQll3TWlcxJ2UTqULCisu+J5Np3GjZocrGXVWR3IooRnzig:PwjOpU0ull3TWlu2UTq0CiuJ5NxI5rX0

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

Processes:

jerseytmpl.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	jerseytmpl.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 21 IoCs

Processes:

jerseytmpl.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	jerseytmpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0046000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	jerseytmpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}\WpadDecisionTime = 10d450c14b06d901	jerseytmpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}\WpadNetworkName = "Network 2"	jerseytmpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-11-61-01-ab-2e\WpadDecisionReason = "1"	jerseytmpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	jerseytmpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}\WpadDecision = "0"	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-11-61-01-ab-2e	jerseytmpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-11-61-01-ab-2e\WpadDecisionTime = 10d450c14b06d901	jerseytmpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-11-61-01-ab-2e\WpadDecision = "0"	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}	jerseytmpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}\WpadDecisionReason = "1"	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B9816B66-E87A-44A3-8422-ACB6B4AC00EF}\c2-11-61-01-ab-2e	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	jerseytmpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	jerseytmpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	jerseytmpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	jerseytmpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	jerseytmpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	jerseytmpl.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

jerseytmpl.exe

pid process

1296 jerseytmpl.exe
1296 jerseytmpl.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe

pid process

1360 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe

pid	process
1296	jerseytmpl.exe
1296	jerseytmpl.exe

pid	process
1360	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe

Suspicious use of UnmapMainImage 4 IoCs

Processes:

23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exejerseytmpl.exejerseytmpl.exe

pid	process
1372	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
1360	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
772	jerseytmpl.exe
1296	jerseytmpl.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exejerseytmpl.exe

description	pid	process	target process
PID 1372 wrote to memory of 1360	1372	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
PID 1372 wrote to memory of 1360	1372	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
PID 1372 wrote to memory of 1360	1372	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
PID 1372 wrote to memory of 1360	1372	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe	23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
PID 772 wrote to memory of 1296	772	jerseytmpl.exe	jerseytmpl.exe
PID 772 wrote to memory of 1296	772	jerseytmpl.exe	jerseytmpl.exe
PID 772 wrote to memory of 1296	772	jerseytmpl.exe	jerseytmpl.exe
PID 772 wrote to memory of 1296	772	jerseytmpl.exe	jerseytmpl.exe

C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
"C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1372

C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
--8da03cc7
2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1360

C:\Windows\SysWOW64\jerseytmpl.exe
"C:\Windows\SysWOW64\jerseytmpl.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:772

C:\Windows\SysWOW64\jerseytmpl.exe
--f94d9757
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1296

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1296-61-0x0000000000000000-mapping.dmp

Download
memory/1296-63-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1296-65-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1360-54-0x0000000000000000-mapping.dmp

Download
memory/1360-57-0x00000000002B0000-0x00000000002CB000-memory.dmp

Filesize
108KB

Download
memory/1360-58-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1360-59-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

Download
memory/1360-60-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1360-62-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1372-55-0x0000000000220000-0x000000000023B000-memory.dmp

Filesize
108KB

Download
memory/1372-56-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads