65fa93616cdb8c92a541dd2ad8468d6688e1b1f2606891b56db3e90fbfc9acbd

Target

Install2.exe
Size

497KB
MD5

41a5f4fd1ea7cac4aa94a87aebccfef0
SHA1

0d0abf079413a4c773754bf4fda338dc5b9a8ddc
SHA256

97e95e99fd499ec45a7c1d8683d5731ce5e7a8fb8b710622e578cd169a00d8d9
SHA512

5ca14bda498f26efff4e1179969b8f2c25244063c7bf25f3ec20b5cd24b5be320bbfb8b3d0b2d66f5c5b415da777a766fece5f251a4247773c6cb991417fb75f

Score

9^/10

discovery evasion persistence

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Downloads MZ/PE file
Drops file in Drivers directory 1 IoCs

Processes:

Ultra.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts Ultra.exe
Executes dropped EXE 7 IoCs

Processes:

Install2.tmpUltra.exeultramediaburner.exeultramediaburner.tmpUltraMediaBurner.exeCocyhaxoce.exeDevanytezha.exe

pid process

804 Install2.tmp
188 Ultra.exe
1240 ultramediaburner.exe
2200 ultramediaburner.tmp
3880 UltraMediaBurner.exe
3944 Cocyhaxoce.exe
2120 Devanytezha.exe
Loads dropped DLL 1 IoCs

Processes:

Install2.tmp

pid process

804 Install2.tmp

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Ultra.exe

pid	process
804	Install2.tmp
188	Ultra.exe
1240	ultramediaburner.exe
2200	ultramediaburner.tmp
3880	UltraMediaBurner.exe
3944	Cocyhaxoce.exe
2120	Devanytezha.exe

pid	process
804	Install2.tmp

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Ultra.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\system recover = "\"C:\\Program Files (x86)\\Microsoft.NET\\Himesydulu.exe\""	Ultra.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Drops file in Program Files directory 9 IoCs

Processes:

Ultra.exeultramediaburner.tmp

description	ioc	process
File created	C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe	Ultra.exe
File opened for modification	C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe	ultramediaburner.tmp
File created	C:\Program Files (x86)\UltraMediaBurner\is-C7NPQ.tmp	ultramediaburner.tmp
File created	C:\Program Files (x86)\UltraMediaBurner\is-KJ6R8.tmp	ultramediaburner.tmp
File created	C:\Program Files (x86)\Microsoft.NET\Himesydulu.exe	Ultra.exe
File created	C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe.config	Ultra.exe
File created	C:\Program Files (x86)\UltraMediaBurner\unins000.dat	ultramediaburner.tmp
File opened for modification	C:\Program Files (x86)\UltraMediaBurner\unins000.dat	ultramediaburner.tmp
File created	C:\Program Files (x86)\Microsoft.NET\Himesydulu.exe.config	Ultra.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

ultramediaburner.tmpDevanytezha.exe

pid	process
2200	ultramediaburner.tmp
2200	ultramediaburner.tmp
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe
2120	Devanytezha.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Ultra.exeDevanytezha.exe

description pid process

Token: SeDebugPrivilege 188 Ultra.exe
Token: SeDebugPrivilege 2120 Devanytezha.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ultramediaburner.tmp

pid process

2200 ultramediaburner.tmp

description	pid	process
Token: SeDebugPrivilege	188	Ultra.exe
Token: SeDebugPrivilege	2120	Devanytezha.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Install2.exeInstall2.tmpUltra.exeultramediaburner.exeultramediaburner.tmpCocyhaxoce.exe

description	pid	process	target process
PID 1852 wrote to memory of 804	1852	Install2.exe	Install2.tmp
PID 1852 wrote to memory of 804	1852	Install2.exe	Install2.tmp
PID 1852 wrote to memory of 804	1852	Install2.exe	Install2.tmp
PID 804 wrote to memory of 188	804	Install2.tmp	Ultra.exe
PID 804 wrote to memory of 188	804	Install2.tmp	Ultra.exe
PID 188 wrote to memory of 1240	188	Ultra.exe	ultramediaburner.exe
PID 188 wrote to memory of 1240	188	Ultra.exe	ultramediaburner.exe
PID 188 wrote to memory of 1240	188	Ultra.exe	ultramediaburner.exe
PID 1240 wrote to memory of 2200	1240	ultramediaburner.exe	ultramediaburner.tmp
PID 1240 wrote to memory of 2200	1240	ultramediaburner.exe	ultramediaburner.tmp
PID 1240 wrote to memory of 2200	1240	ultramediaburner.exe	ultramediaburner.tmp
PID 2200 wrote to memory of 3880	2200	ultramediaburner.tmp	UltraMediaBurner.exe
PID 2200 wrote to memory of 3880	2200	ultramediaburner.tmp	UltraMediaBurner.exe
PID 188 wrote to memory of 3944	188	Ultra.exe	Cocyhaxoce.exe
PID 188 wrote to memory of 3944	188	Ultra.exe	Cocyhaxoce.exe
PID 188 wrote to memory of 2120	188	Ultra.exe	Devanytezha.exe
PID 188 wrote to memory of 2120	188	Ultra.exe	Devanytezha.exe
PID 3944 wrote to memory of 852	3944	Cocyhaxoce.exe	dw20.exe
PID 3944 wrote to memory of 852	3944	Cocyhaxoce.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\Install2.exe
"C:\Users\Admin\AppData\Local\Temp\Install2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1852

C:\Users\Admin\AppData\Local\Temp\is-07LV0.tmp\Install2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-07LV0.tmp\Install2.tmp" /SL5="$90058,235791,152064,C:\Users\Admin\AppData\Local\Temp\Install2.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:804

C:\Users\Admin\AppData\Local\Temp\is-VO5V0.tmp\Ultra.exe
"C:\Users\Admin\AppData\Local\Temp\is-VO5V0.tmp\Ultra.exe" /S /UID=burnerch1
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:188

C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe
"C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe" /VERYSILENT
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1240

C:\Users\Admin\AppData\Local\Temp\is-NKLDV.tmp\ultramediaburner.tmp
"C:\Users\Admin\AppData\Local\Temp\is-NKLDV.tmp\ultramediaburner.tmp" /SL5="$B006C,281924,62464,C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe" /VERYSILENT
5⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2200

C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe
"C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe" -silent -desktopShortcut -programMenu
6⤵
- Executes dropped EXE
PID:3880

C:\Users\Admin\AppData\Local\Temp\ef-21c41-566-5af8f-307879ddb2289\Cocyhaxoce.exe
"C:\Users\Admin\AppData\Local\Temp\ef-21c41-566-5af8f-307879ddb2289\Cocyhaxoce.exe"
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
dw20.exe -x -s 1304
5⤵
PID:852

C:\Users\Admin\AppData\Local\Temp\f8-c5ebc-33e-4adb2-307e55893d1d0\Devanytezha.exe
"C:\Users\Admin\AppData\Local\Temp\f8-c5ebc-33e-4adb2-307e55893d1d0\Devanytezha.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Software Discovery

T1518

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe
MD5
7124be0b78b9f4976a9f78aaeaed893a

SHA1
804f3e4b3f9131be5337b706d5a9ea6fcfa53e25

SHA256
bb28d7beea6e3faa641f69b9b4866858d87ca63f9eef15dae350b2dc28b537c3

SHA512
49f6df2ee5af4032ca47b01beb08648c7235a2dea51546aab8fc14d5f0ae7baa53cc539f24ea21d6db67882b4e65c8d271630fb8e12144cf24f6e8a4e598dff3

Download Submit
C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe
MD5
7124be0b78b9f4976a9f78aaeaed893a

SHA1
804f3e4b3f9131be5337b706d5a9ea6fcfa53e25

SHA256
bb28d7beea6e3faa641f69b9b4866858d87ca63f9eef15dae350b2dc28b537c3

SHA512
49f6df2ee5af4032ca47b01beb08648c7235a2dea51546aab8fc14d5f0ae7baa53cc539f24ea21d6db67882b4e65c8d271630fb8e12144cf24f6e8a4e598dff3

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C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe
MD5
6103ca066cd5345ec41feaf1a0fdadaf

SHA1
938acc555933ee4887629048be4b11df76bb8de8

SHA256
b8d950bf6fa228454571f15cc4b7b6fbaa539f1284e43946abd90934db925201

SHA512
a9062e1fac2f6073a134d9756c84f70999240e36a98cb39684018e7d5bd3772f2ca21ab35bd2c6bd60413eb7306376e7f530e78ce4ebcfe256f766e8c42d16b3

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C:\Program Files\Windows Defender\OPZJSQJLVP\ultramediaburner.exe
MD5
6103ca066cd5345ec41feaf1a0fdadaf

SHA1
938acc555933ee4887629048be4b11df76bb8de8

SHA256
b8d950bf6fa228454571f15cc4b7b6fbaa539f1284e43946abd90934db925201

SHA512
a9062e1fac2f6073a134d9756c84f70999240e36a98cb39684018e7d5bd3772f2ca21ab35bd2c6bd60413eb7306376e7f530e78ce4ebcfe256f766e8c42d16b3

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C:\Users\Admin\AppData\Local\Temp\ef-21c41-566-5af8f-307879ddb2289\Cocyhaxoce.exe
MD5
3ff7832ac6c44aea5e9652a33d5050ad

SHA1
cbf63d3811674b4fb2249f84d91528f1f3f158a2

SHA256
9f025665cbd44dcc007927ff1d2b3f26b328c1dfe4892857eaf1f7de7fdf0c3b

SHA512
7e563621c1912c498f3afe93acade2765acd4f1eccb0cf5c35341a6f4a74971d41c6f94c5b9d64d6120ef4a007c6f539b5bcc96059e3b7c9ced5ec2a44ce37c4

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C:\Users\Admin\AppData\Local\Temp\ef-21c41-566-5af8f-307879ddb2289\Cocyhaxoce.exe
MD5
3ff7832ac6c44aea5e9652a33d5050ad

SHA1
cbf63d3811674b4fb2249f84d91528f1f3f158a2

SHA256
9f025665cbd44dcc007927ff1d2b3f26b328c1dfe4892857eaf1f7de7fdf0c3b

SHA512
7e563621c1912c498f3afe93acade2765acd4f1eccb0cf5c35341a6f4a74971d41c6f94c5b9d64d6120ef4a007c6f539b5bcc96059e3b7c9ced5ec2a44ce37c4

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C:\Users\Admin\AppData\Local\Temp\ef-21c41-566-5af8f-307879ddb2289\Cocyhaxoce.exe.config
MD5
98d2687aec923f98c37f7cda8de0eb19

SHA1
f6dcfcdcfe570340ecdbbd9e2a61f3cb4f281ba7

SHA256
8a94163256a722ef8cc140bcd115a5b8f8725c04fe158b129d47be81cb693465

SHA512
95c7290d59749df8df495e04789c1793265e0f34e0d091df5c0d4aefe1af4c8ac1f5460f1f198fc28c4c8c900827b8f22e2851957bbaea5914ea962b3a1d0590

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C:\Users\Admin\AppData\Local\Temp\f8-c5ebc-33e-4adb2-307e55893d1d0\Devanytezha.exe
MD5
24988abf1cac1c74e9385b4bff16e8f7

SHA1
50bae2be9668aad4f3a3a7d404c731f541b12f67

SHA256
afad8cc3e378f4d22ca2e325a63998e4bcbb70509135532b450c22fdd47e993c

SHA512
a707b54611976264a3671907faabd817e58e4ee572637ad1193b7c346b7cb63b98a8e52a87cb2b135a5e40f0e97e3f040a04804c0164a1d6caa856b2f1fe742f

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C:\Users\Admin\AppData\Local\Temp\f8-c5ebc-33e-4adb2-307e55893d1d0\Devanytezha.exe
MD5
24988abf1cac1c74e9385b4bff16e8f7

SHA1
50bae2be9668aad4f3a3a7d404c731f541b12f67

SHA256
afad8cc3e378f4d22ca2e325a63998e4bcbb70509135532b450c22fdd47e993c

SHA512
a707b54611976264a3671907faabd817e58e4ee572637ad1193b7c346b7cb63b98a8e52a87cb2b135a5e40f0e97e3f040a04804c0164a1d6caa856b2f1fe742f

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C:\Users\Admin\AppData\Local\Temp\f8-c5ebc-33e-4adb2-307e55893d1d0\Devanytezha.exe.config
MD5
98d2687aec923f98c37f7cda8de0eb19

SHA1
f6dcfcdcfe570340ecdbbd9e2a61f3cb4f281ba7

SHA256
8a94163256a722ef8cc140bcd115a5b8f8725c04fe158b129d47be81cb693465

SHA512
95c7290d59749df8df495e04789c1793265e0f34e0d091df5c0d4aefe1af4c8ac1f5460f1f198fc28c4c8c900827b8f22e2851957bbaea5914ea962b3a1d0590

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C:\Users\Admin\AppData\Local\Temp\is-07LV0.tmp\Install2.tmp
MD5
45ca138d0bb665df6e4bef2add68c7bf

SHA1
12c1a48e3a02f319a3d3ca647d04442d55e09265

SHA256
3960a0597104fc5bbf82bf6c03564a1eb6a829c560d1f50d0a63b4772fafbe37

SHA512
cd1a0493c26798eb70b3dabb8a439de7792c4676905cad21c6b3f372213ce9f6b65648245defcd36d4f19285160f41c62e1025e772e6b9f11aa126388ea8364f

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C:\Users\Admin\AppData\Local\Temp\is-NKLDV.tmp\ultramediaburner.tmp
MD5
4e8c7308803ce36c8c2c6759a504c908

SHA1
a3ec8c520620c0f9c8760f5c2c3ef6ab593240dc

SHA256
90fdd4ddf0f5700ed6e48ac33b5ede896a2d67e314fb48f6d948ab01b5c7ea4c

SHA512
780c1e8dce3e3f22dc820853bc18cadd969d7c1ce5a1bef52dbb09b3ae3c60b80116913c092760b9d50bda7857ff7de854e7b589106f3a2187697b76e3f1d7e7

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C:\Users\Admin\AppData\Local\Temp\is-NKLDV.tmp\ultramediaburner.tmp
MD5
4e8c7308803ce36c8c2c6759a504c908

SHA1
a3ec8c520620c0f9c8760f5c2c3ef6ab593240dc

SHA256
90fdd4ddf0f5700ed6e48ac33b5ede896a2d67e314fb48f6d948ab01b5c7ea4c

SHA512
780c1e8dce3e3f22dc820853bc18cadd969d7c1ce5a1bef52dbb09b3ae3c60b80116913c092760b9d50bda7857ff7de854e7b589106f3a2187697b76e3f1d7e7

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C:\Users\Admin\AppData\Local\Temp\is-VO5V0.tmp\Ultra.exe
MD5
cc2e3f1906f2f7a7318ce8e6f0f00683

SHA1
ff26f4b8ba148ddd488dde4eadd2412d6c288580

SHA256
0ed89ff238edaa1b5b084d5c3c7ba6864b59dac5a6fd961a9065e966f55b9cb2

SHA512
49d86be8794e0161bc2f2db626b9ce0031e9614486605f283c6cd8429fe9d907f3f3851d15cd318df5945ad2acac85da18f042f3692c38b794cc11d27b77a05a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-VO5V0.tmp\Ultra.exe
MD5
cc2e3f1906f2f7a7318ce8e6f0f00683

SHA1
ff26f4b8ba148ddd488dde4eadd2412d6c288580

SHA256
0ed89ff238edaa1b5b084d5c3c7ba6864b59dac5a6fd961a9065e966f55b9cb2

SHA512
49d86be8794e0161bc2f2db626b9ce0031e9614486605f283c6cd8429fe9d907f3f3851d15cd318df5945ad2acac85da18f042f3692c38b794cc11d27b77a05a

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\Users\Admin\AppData\Local\Temp\is-VO5V0.tmp\idp.dll
MD5
8f995688085bced38ba7795f60a5e1d3

SHA1
5b1ad67a149c05c50d6e388527af5c8a0af4343a

SHA256
203d7b61eac96de865ab3b586160e72c78d93ab5532b13d50ef27174126fd006

SHA512
043d41947ab69fc9297dcb5ad238acc2c35250d1172869945ed1a56894c10f93855f0210cbca41ceee9efb55fd56a35a4ec03c77e252409edc64bfb5fb821c35

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memory/188-123-0x0000000002D80000-0x0000000002D82000-memory.dmp

Filesize
8KB

Download
memory/188-120-0x0000000000000000-mapping.dmp

Download
memory/804-119-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/804-115-0x0000000000000000-mapping.dmp

Download
memory/852-151-0x0000000000000000-mapping.dmp

Download
memory/1240-124-0x0000000000000000-mapping.dmp

Download
memory/1240-126-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1852-114-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2120-146-0x0000000000E00000-0x0000000000E02000-memory.dmp

Filesize
8KB

Download
memory/2120-140-0x0000000000000000-mapping.dmp

Download
memory/2120-148-0x0000000000E02000-0x0000000000E04000-memory.dmp

Filesize
8KB

Download
memory/2200-131-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2200-128-0x0000000000000000-mapping.dmp

Download
memory/3880-147-0x00000000024E2000-0x00000000024E4000-memory.dmp

Filesize
8KB

Download
memory/3880-145-0x00000000024E0000-0x00000000024E2000-memory.dmp

Filesize
8KB

Download
memory/3880-149-0x00000000024E4000-0x00000000024E5000-memory.dmp

Filesize
4KB

Download
memory/3880-150-0x00000000024E5000-0x00000000024E7000-memory.dmp

Filesize
8KB

Download
memory/3880-133-0x0000000000000000-mapping.dmp

Download
memory/3944-134-0x0000000000000000-mapping.dmp

Download
memory/3944-144-0x00000000022A0000-0x00000000022A2000-memory.dmp

Filesize
8KB

Download