amadey | cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

General

Target

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
Size

2.5MB
MD5

3d01438bfca0d5786c9e473f087c4c56
SHA1

ec905150408d52283b26c1b283fbf537d9423114
SHA256

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073
SHA512

ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Score

10^/10

amadey evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

2.50

C2

depressionk1d.ug/k8FppT/index.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Executes dropped EXE 3 IoCs

Processes:

rnyuf.exernyuf.exernyuf.exe

pid process

1100 rnyuf.exe
1856 rnyuf.exe
960 rnyuf.exe

pid	process
1100	rnyuf.exe
1856	rnyuf.exe
960	rnyuf.exe

Checks BIOS information in registry 2 TTPs 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

rnyuf.exernyuf.exernyuf.execdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe

Loads dropped DLL 1 IoCs

Processes:

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe

pid process

1488 cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe

pid	process
1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe

Themida packer 17 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1488-57-0x0000000000360000-0x00000000009E8000-memory.dmp	themida
behavioral1/memory/1488-58-0x0000000000360000-0x00000000009E8000-memory.dmp	themida
behavioral1/memory/1488-59-0x0000000000360000-0x00000000009E8000-memory.dmp	themida
\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe	themida
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe	themida
behavioral1/memory/1100-63-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/1100-64-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/1100-65-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe	themida
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe	themida
behavioral1/memory/1856-71-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/1856-70-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/1856-72-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe	themida
behavioral1/memory/960-76-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/960-77-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida
behavioral1/memory/960-78-0x00000000013B0000-0x0000000001A38000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exernyuf.exernyuf.exernyuf.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rnyuf.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rnyuf.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exernyuf.exernyuf.exernyuf.exe

pid process

1488 cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
1100 rnyuf.exe
1856 rnyuf.exe
960 rnyuf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

368 schtasks.exe

pid	process
1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
1100	rnyuf.exe
1856	rnyuf.exe
960	rnyuf.exe

pid	process
368	schtasks.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exernyuf.execmd.exetaskeng.exe

description	pid	process	target process
PID 1488 wrote to memory of 1100	1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe	rnyuf.exe
PID 1488 wrote to memory of 1100	1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe	rnyuf.exe
PID 1488 wrote to memory of 1100	1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe	rnyuf.exe
PID 1488 wrote to memory of 1100	1488	cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe	rnyuf.exe
PID 1100 wrote to memory of 1360	1100	rnyuf.exe	cmd.exe
PID 1100 wrote to memory of 1360	1100	rnyuf.exe	cmd.exe
PID 1100 wrote to memory of 1360	1100	rnyuf.exe	cmd.exe
PID 1100 wrote to memory of 1360	1100	rnyuf.exe	cmd.exe
PID 1100 wrote to memory of 368	1100	rnyuf.exe	schtasks.exe
PID 1100 wrote to memory of 368	1100	rnyuf.exe	schtasks.exe
PID 1100 wrote to memory of 368	1100	rnyuf.exe	schtasks.exe
PID 1100 wrote to memory of 368	1100	rnyuf.exe	schtasks.exe
PID 1360 wrote to memory of 1180	1360	cmd.exe	reg.exe
PID 1360 wrote to memory of 1180	1360	cmd.exe	reg.exe
PID 1360 wrote to memory of 1180	1360	cmd.exe	reg.exe
PID 1360 wrote to memory of 1180	1360	cmd.exe	reg.exe
PID 620 wrote to memory of 1856	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 1856	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 1856	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 1856	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 960	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 960	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 960	620	taskeng.exe	rnyuf.exe
PID 620 wrote to memory of 960	620	taskeng.exe	rnyuf.exe

C:\Users\Admin\AppData\Local\Temp\cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe
"C:\Users\Admin\AppData\Local\Temp\cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073.exe"
1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1488

C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
"C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe"
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\5c436eadc6\
3⤵
- Suspicious use of WriteProcessMemory
PID:1360

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\5c436eadc6\
4⤵
PID:1180

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rnyuf.exe /TR "C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe" /F
3⤵
- Creates scheduled task(s)
PID:368

C:\Windows\system32\taskeng.exe
taskeng.exe {3E7663B0-F2AD-411A-8DF6-7398497391A5} S-1-5-21-2329389628-4064185017-3901522362-1000:QSKGHMYQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:620

C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1856

C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:960

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\15212329389628406418
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\15212329389628406418
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\15212329389628406418
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
MD5
3d01438bfca0d5786c9e473f087c4c56

SHA1
ec905150408d52283b26c1b283fbf537d9423114

SHA256
cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

SHA512
ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
MD5
3d01438bfca0d5786c9e473f087c4c56

SHA1
ec905150408d52283b26c1b283fbf537d9423114

SHA256
cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

SHA512
ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
MD5
3d01438bfca0d5786c9e473f087c4c56

SHA1
ec905150408d52283b26c1b283fbf537d9423114

SHA256
cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

SHA512
ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
MD5
3d01438bfca0d5786c9e473f087c4c56

SHA1
ec905150408d52283b26c1b283fbf537d9423114

SHA256
cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

SHA512
ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Download Submit
\Users\Admin\AppData\Local\Temp\5c436eadc6\rnyuf.exe
MD5
3d01438bfca0d5786c9e473f087c4c56

SHA1
ec905150408d52283b26c1b283fbf537d9423114

SHA256
cdeeb0f1b8c30d1e55998094064f46c523d637776a16fea2ef92aeefd79f7073

SHA512
ea236c2b5308345dbe49eab90615a0c9a7d53f6781b427d899de45e3a54236036d352079b7896101c8eea3ff6f1300e758857d8e86d2054a72219c2030c499a6

Download Submit
memory/960-78-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/960-77-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/960-76-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1100-64-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1100-65-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1100-63-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1488-57-0x0000000000360000-0x00000000009E8000-memory.dmp

Filesize
6.5MB

Download
memory/1488-58-0x0000000000360000-0x00000000009E8000-memory.dmp

Filesize
6.5MB

Download
memory/1488-59-0x0000000000360000-0x00000000009E8000-memory.dmp

Filesize
6.5MB

Download
memory/1488-55-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1488-56-0x0000000077CE0000-0x0000000077CE2000-memory.dmp

Filesize
8KB

Download
memory/1856-72-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1856-70-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download
memory/1856-71-0x00000000013B0000-0x0000000001A38000-memory.dmp

Filesize
6.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads