cryptbot | eaef807dc7cdfd704cf47b74a667b55004de9171fdb8b949c451274569549d41

Analysis

max time kernel
119s
max time network
139s
platform
windows10_x64
resource
win10-en-20211208
submitted
23-12-2021 09:29

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General

Target

mixshop_20211223-091016.exe
Size

2.7MB
MD5

8a1baccbc8382a7eca8c99ee981f6776
SHA1

dc54547642e7f514855ca1afd40a58a8377975af
SHA256

eaef807dc7cdfd704cf47b74a667b55004de9171fdb8b949c451274569549d41
SHA512

c1145a999b422d1548b88e4c7fd6fe790034bb7374a1c1803571366b16e01e8d9a3f3274c60e421b783feaabf9726d137889ca49579a5d300f9b2fbb929eb01f

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

ᾷ잁

dainfe42.top

morvtu04.top

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

mixshop_20211223-091016.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mixshop_20211223-091016.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	mixshop_20211223-091016.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/3364-116-0x0000000000370000-0x0000000000AA5000-memory.dmp	themida
behavioral2/memory/3364-117-0x0000000000370000-0x0000000000AA5000-memory.dmp	themida
behavioral2/memory/3364-118-0x0000000000370000-0x0000000000AA5000-memory.dmp	themida
behavioral2/memory/3364-119-0x0000000000370000-0x0000000000AA5000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

mixshop_20211223-091016.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mixshop_20211223-091016.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

mixshop_20211223-091016.exe

pid process

3364 mixshop_20211223-091016.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
3364	mixshop_20211223-091016.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

mixshop_20211223-091016.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	mixshop_20211223-091016.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	mixshop_20211223-091016.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4040 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

mixshop_20211223-091016.exe

pid process

3364 mixshop_20211223-091016.exe
3364 mixshop_20211223-091016.exe

pid	process
4040	timeout.exe

pid	process
3364	mixshop_20211223-091016.exe
3364	mixshop_20211223-091016.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

mixshop_20211223-091016.execmd.exe

description	pid	process	target process
PID 3364 wrote to memory of 748	3364	mixshop_20211223-091016.exe	cmd.exe
PID 3364 wrote to memory of 748	3364	mixshop_20211223-091016.exe	cmd.exe
PID 3364 wrote to memory of 748	3364	mixshop_20211223-091016.exe	cmd.exe
PID 748 wrote to memory of 4040	748	cmd.exe	timeout.exe
PID 748 wrote to memory of 4040	748	cmd.exe	timeout.exe
PID 748 wrote to memory of 4040	748	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\mixshop_20211223-091016.exe
"C:\Users\Admin\AppData\Local\Temp\mixshop_20211223-091016.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3364

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\mixshop_20211223-091016.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:748

C:\Windows\SysWOW64\timeout.exe
timeout 4
3⤵
- Delays execution with timeout.exe
PID:4040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\JDWEJT~1.ZIP
MD5
52e8dfcfda91bab40d797b669e7c72da

SHA1
9db076db831b015119ed190c23f7d4e6ac2ccb9b

SHA256
3c58479b3d9651273ea0bcc31e3c23fef37b4185855eb8b4586812f7918b894b

SHA512
ded4adc35db0e766dc4633fd069b1c0bd75f81236e5abeff6add6da023566d4d425914bc2f930f8b0f1dc49d4db5150de87a62553b71f4dffeae10320603766a

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\KTNOOK~1.ZIP
MD5
c932a4bac19986e5535fc92f627e74a7

SHA1
7e264bd4e8e6ce839d073814bd13d7c70e0e2a41

SHA256
a0d764fcc39e528c5f0b89137663980b5be020bca2efe18deaa32d21b5930ee4

SHA512
9cc89cebb67dd779918776ad2b9b8dbb002ecaf7c58eb3f25f0b2c973160d9e31464ee1a8786fd2907cc63629e67c463576679487537a9ae03af85ded90b3503

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_Chrome\DEFAUL~1.BIN
MD5
09500b419541e759ce53d87e324fe8fc

SHA1
4b882732508d2fc28536f8281c3b58777720c7da

SHA256
f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

SHA512
45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_Chrome\DEFAUL~1.DB
MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_Chrome\DEFAUL~2.DB
MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_Chrome\DEFAUL~3.DB
MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_INFOR~1.TXT
MD5
f513f05a60cd4d96f0cc0ede70311af6

SHA1
28de59dd3407154045cd0a5aa4cf52d03dcf86b1

SHA256
e97114781e7006249f7ca998c4efda832cc49b2164b4553e25bfd9831ba5eebf

SHA512
514f3c61288c2aa92474e0501668222ac7514264085ac3f478025154aed55a5863fad8025eb96507d84660489ac6f0a454676f7700f9fc8010ef1724fc4b7f28

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\_Files\_SCREE~1.JPE
MD5
323e2031dcb61fff6b43b387f7ff443f

SHA1
643e828358f1c7c92fd8e2b727e24987d79955ce

SHA256
eb13d0b42f86506b5226f2b8d8ca883693a28f8eeeae7e0bc23116d5b907c21f

SHA512
ca64b4b1dd20a1cf35dcc2131878864f7265e7378022d7a3f1ccbdc926d7cf5008bc92d46932fd58e83a2bb2ad7b4c69355e5735b9a8a4b710e0ebc3fbf48dd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\SCREEN~1.JPG
MD5
323e2031dcb61fff6b43b387f7ff443f

SHA1
643e828358f1c7c92fd8e2b727e24987d79955ce

SHA256
eb13d0b42f86506b5226f2b8d8ca883693a28f8eeeae7e0bc23116d5b907c21f

SHA512
ca64b4b1dd20a1cf35dcc2131878864f7265e7378022d7a3f1ccbdc926d7cf5008bc92d46932fd58e83a2bb2ad7b4c69355e5735b9a8a4b710e0ebc3fbf48dd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\SYSTEM~1.TXT
MD5
f513f05a60cd4d96f0cc0ede70311af6

SHA1
28de59dd3407154045cd0a5aa4cf52d03dcf86b1

SHA256
e97114781e7006249f7ca998c4efda832cc49b2164b4553e25bfd9831ba5eebf

SHA512
514f3c61288c2aa92474e0501668222ac7514264085ac3f478025154aed55a5863fad8025eb96507d84660489ac6f0a454676f7700f9fc8010ef1724fc4b7f28

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\_Chrome\DEFAUL~1.BIN
MD5
09500b419541e759ce53d87e324fe8fc

SHA1
4b882732508d2fc28536f8281c3b58777720c7da

SHA256
f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

SHA512
45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\_Chrome\DEFAUL~1.DB
MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\_Chrome\DEFAUL~2.DB
MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\UruhhSgCBi\files_\_Chrome\DEFAUL~3.DB
MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
memory/748-121-0x0000000000000000-mapping.dmp

Download
memory/3364-116-0x0000000000370000-0x0000000000AA5000-memory.dmp

Filesize
7.2MB

Download
memory/3364-119-0x0000000000370000-0x0000000000AA5000-memory.dmp

Filesize
7.2MB

Download
memory/3364-120-0x0000000076FF0000-0x000000007717E000-memory.dmp

Filesize
1.6MB

Download
memory/3364-118-0x0000000000370000-0x0000000000AA5000-memory.dmp

Filesize
7.2MB

Download
memory/3364-117-0x0000000000370000-0x0000000000AA5000-memory.dmp

Filesize
7.2MB

Download
memory/4040-136-0x0000000000000000-mapping.dmp

Download