3a27b002eab25417e6ef4cdeb35edd40755a0a20f6c701842f10bfa9448e5c89

Target

201001-nyhbt4p25j_pw_infected/Keygen — копия (38) — копия.exe
Size

849KB
MD5

dbde61502c5c0e17ebc6919f361c32b9
SHA1

189749cf0b66a9f560b68861f98c22cdbcafc566
SHA256

88cad5f9433e50af09ac9cad9db06e9003e85be739060b88b64186c05c0d636b
SHA512

d9b8537f05844ec2f2549e2049e967a8023bfe432e3a9cf25fc0f7ad720e57a5830be733e1812cc806c5b68cd9586a031e394f67fc7e3f7fe390625fd5dedfbb

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Keygen.exe

pid process

3700 Keygen.exe

pid	process
3700	Keygen.exe

Modifies service 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\BITS\Performance	svchost.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\BITS Writer	svchost.exe

Drops file in Windows directory 1 IoCs

Processes:

svchost.exe

description ioc process

File opened for modification C:\Windows\Debug\ESE.TXT svchost.exe
Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

424 timeout.exe
3456 timeout.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\ESE.TXT	svchost.exe

pid	process
424	timeout.exe
3456	timeout.exe

Modifies data under HKEY_USERS 4 IoCs

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\Software\Classes\Local Settings\MuiCache\16\52C64B7E	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Classes\Local Settings\MuiCache	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\windows\CurrentVersion\Internet Settings\Connections	svchost.exe

Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000_Classes\Local Settings cmd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000_Classes\Local Settings	cmd.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

Keygen — копия (38) — копия.execmd.exe

description	pid	process	target process
PID 636 wrote to memory of 3296	636	Keygen — копия (38) — копия.exe	cmd.exe
PID 636 wrote to memory of 3296	636	Keygen — копия (38) — копия.exe	cmd.exe
PID 636 wrote to memory of 3296	636	Keygen — копия (38) — копия.exe	cmd.exe
PID 3296 wrote to memory of 3700	3296	cmd.exe	Keygen.exe
PID 3296 wrote to memory of 3700	3296	cmd.exe	Keygen.exe
PID 3296 wrote to memory of 3700	3296	cmd.exe	Keygen.exe
PID 3296 wrote to memory of 3520	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 3520	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 3520	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2292	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2292	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2292	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 424	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 424	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 424	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 2488	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2488	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2488	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 184	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 184	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 184	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 3456	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 3456	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 3456	3296	cmd.exe	timeout.exe
PID 3296 wrote to memory of 2780	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2780	3296	cmd.exe	mshta.exe
PID 3296 wrote to memory of 2780	3296	cmd.exe	mshta.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (38) — копия.exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (38) — копия.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2480.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (38) — ?????.exe""
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3296

C:\Users\Admin\AppData\Local\Temp\2480.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
PID:3700

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\2480.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:3520

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\2480.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:2292

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:424

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\2480.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:2488

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\2480.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:184

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3456

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\2480.tmp\ba.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:2780

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -s BITS
1⤵
- Modifies service
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2480.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\2480.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\2480.tmp\b.hta
MD5
5bbba448146acc4530b38017be801e2e

SHA1
8c553a7d3492800b630fc7d65a041ae2d466fb36

SHA256
96355db8fd29dcb1f30262c3eac056ff91fd8fa28aa331ed2bedd2bd5f0b3170

SHA512
48e3d605b7c5531cb6406c8ae9d3bd8fbb8f36d7dd7a4cbe0f23fc6ef2df08267ce50d29c7ec86bf861ebdcf9e48fb9c61c218f6584f1a9a0289a10a2fec730b

Download Submit
C:\Users\Admin\AppData\Local\Temp\2480.tmp\b1.hta
MD5
c57770e25dd4e35b027ed001d9f804c2

SHA1
408b1b1e124e23c2cc0c78b58cb0e595e10c83c0

SHA256
bb0fd0011d5a0c1bbb69cb997700eb329eee7bed75fef677122fcfda78edc7f5

SHA512
ac6d957d2b6218d9c19dea60b263d6148f730a7a4599e03023afc0881b9f4051d20e5f1d94fc3e416c5e12bcc9846a43af90f55767271ef0cc4b84f31f432ae7

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C:\Users\Admin\AppData\Local\Temp\2480.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\2480.tmp\m.hta
MD5
9383fc3f57fa2cea100b103c7fd9ea7c

SHA1
84ea6c1913752cb744e061ff2a682d9fe4039a37

SHA256
831e8ee7bc3eeeaaa796a34cbb080658dec1be7eb26eb2671353f650041b220d

SHA512
16eda09f6948742933b6504bc96eb4110952e95c4be752e12732cb3b92db64daa7a7a0312ca78ff1ceb7cffd7bd8a7d46514226fc3cea375b4edb02a98422600

Download Submit
C:\Users\Admin\AppData\Local\Temp\2480.tmp\m1.hta
MD5
5eb75e90380d454828522ed546ea3cb7

SHA1
45c89f292d035367aeb2ddeb3110387a772c8a49

SHA256
dd43305abbbe5b6cc4ab375b6b0c9f8667967c35bb1f6fefb0f1a59c7c73bd5e

SHA512
0670ef4f687c4814125826b996d10f6dd8a1dd328e04b9c436ee657486b27b1eefad5b82dcc25bd239d36b7ac488f98e5adcff56c5e82f7d0ed41f03301947c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\2480.tmp\start.bat
MD5
68d86e419dd970356532f1fbcb15cb11

SHA1
e9ef9a9d047f1076ba2afbe4eabec2ea2338fb0a

SHA256
d150a28b978b2d92caac25ee0a805dec96381471702a97f1099707b8538c6cbe

SHA512
3078c8c33b18ca1aa3bb2f812e5f587f5b081a4bd857f942ab382383faf09dbe8af38054546bf49037b79081c9406dc25647ae5bd843abc8fcca25c7b3afae14

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memory/184-14-0x0000000000000000-mapping.dmp

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memory/424-10-0x0000000000000000-mapping.dmp

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memory/2292-9-0x0000000000000000-mapping.dmp

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memory/2488-12-0x0000000000000000-mapping.dmp

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memory/2780-17-0x0000000000000000-mapping.dmp

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memory/3296-0-0x0000000000000000-mapping.dmp

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memory/3456-15-0x0000000000000000-mapping.dmp

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memory/3520-7-0x0000000000000000-mapping.dmp

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memory/3700-3-0x0000000000000000-mapping.dmp

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memory/3700-2-0x0000000000000000-mapping.dmp

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