amadey | dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 23:53

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General

Target
file.exe
Size 332KB
Sample221205-3xahsahf77
SHA256 dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da
MD5 17c0c774d6d96485682baa92e0387f3a
SHA1 2b6c256a45069ebc0e406e85bfa93279b2e08749
SHA512 e67e86636289dc1195a559b385c0c188014d236f6251f4aeb121a54e19ddccbfcca0b2e4d2f9a22723597d558592c70c215d46c9f4dec34508a0adfc1c3ea797
SSDEEP 6144:p1kTRs7EBkLFRlBDk1OQq3o+4Mr1Ro39CIDcq0AwUgVS:p1kVs1lBQO54+4Mr+DcqXgVS
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.167/v7eWcjs/index.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detect Amadey credential stealer module 2 IoCs

resource	yara_rule
behavioral2/files/0x0022000000022e0f-151.dat	amadey_cred_module
behavioral2/files/0x0022000000022e0f-152.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
20	2324	rundll32.exe

Executes dropped EXE 3 IoCs

pid	Process
1984	gntuud.exe
632	gntuud.exe
4500	gntuud.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	gntuud.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	file.exe

Loads dropped DLL 1 IoCs

pid	Process
2324	rundll32.exe

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

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

System Information Discovery
T1082

Program crash 13 IoCs

pid	pid_target	Process	procid_target
3424	3416	WerFault.exe	80
1936	3416	WerFault.exe	80
2040	632	WerFault.exe	88
808	3416	WerFault.exe	80
260	632	WerFault.exe	88
3132	632	WerFault.exe	88
1784	632	WerFault.exe	88
4992	632	WerFault.exe	88
1204	4500	WerFault.exe	104
4004	4500	WerFault.exe	104
476	4500	WerFault.exe	104
5056	4500	WerFault.exe	104
3108	4500	WerFault.exe	104

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

pid	Process
4724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2324	rundll32.exe
2324	rundll32.exe
2324	rundll32.exe
2324	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 1984	3416	file.exe	81
PID 3416 wrote to memory of 1984	3416	file.exe	81
PID 3416 wrote to memory of 1984	3416	file.exe	81
PID 1984 wrote to memory of 4724	1984	gntuud.exe	85
PID 1984 wrote to memory of 4724	1984	gntuud.exe	85
PID 1984 wrote to memory of 4724	1984	gntuud.exe	85
PID 1984 wrote to memory of 2324	1984	gntuud.exe	103
PID 1984 wrote to memory of 2324	1984	gntuud.exe	103
PID 1984 wrote to memory of 2324	1984	gntuud.exe	103

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4724
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:2324
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1304
  2⤵
  - Program crash
  PID:3424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1312
  2⤵
  - Program crash
  PID:1936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1308
  2⤵
  - Program crash
  PID:808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3416 -ip 3416
1⤵
PID:392

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:632
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 536
  2⤵
  - Program crash
  PID:2040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 544
  2⤵
  - Program crash
  PID:260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 588
  2⤵
  - Program crash
  PID:3132
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 552
  2⤵
  - Program crash
  PID:1784
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 852
  2⤵
  - Program crash
  PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3416 -ip 3416
1⤵
PID:4212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 632 -ip 632
1⤵
PID:956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3416 -ip 3416
1⤵
PID:444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 632 -ip 632
1⤵
PID:1152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 632 -ip 632
1⤵
PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 632 -ip 632
1⤵
PID:4948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 632 -ip 632
1⤵
PID:5060

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 544
  2⤵
  - Program crash
  PID:1204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 552
  2⤵
  - Program crash
  PID:4004
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 796
  2⤵
  - Program crash
  PID:476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 804
  2⤵
  - Program crash
  PID:5056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 860
  2⤵
  - Program crash
  PID:3108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4500 -ip 4500
1⤵
PID:724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4500 -ip 4500
1⤵
PID:4248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4500 -ip 4500
1⤵
PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4500 -ip 4500
1⤵
PID:5096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4500 -ip 4500
1⤵
PID:1552

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 332KB
SHA256 dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da
MD5 17c0c774d6d96485682baa92e0387f3a
SHA1 2b6c256a45069ebc0e406e85bfa93279b2e08749
SHA512 e67e86636289dc1195a559b385c0c188014d236f6251f4aeb121a54e19ddccbfcca0b2e4d2f9a22723597d558592c70c215d46c9f4dec34508a0adfc1c3ea797
SSDEEP 6144:p1kTRs7EBkLFRlBDk1OQq3o+4Mr1Ro39CIDcq0AwUgVS:p1kVs1lBQO54+4Mr+DcqXgVS
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 332KB
SHA256 dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da
MD5 17c0c774d6d96485682baa92e0387f3a
SHA1 2b6c256a45069ebc0e406e85bfa93279b2e08749
SHA512 e67e86636289dc1195a559b385c0c188014d236f6251f4aeb121a54e19ddccbfcca0b2e4d2f9a22723597d558592c70c215d46c9f4dec34508a0adfc1c3ea797
SSDEEP 6144:p1kTRs7EBkLFRlBDk1OQq3o+4Mr1Ro39CIDcq0AwUgVS:p1kVs1lBQO54+4Mr+DcqXgVS
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 332KB
SHA256 dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da
MD5 17c0c774d6d96485682baa92e0387f3a
SHA1 2b6c256a45069ebc0e406e85bfa93279b2e08749
SHA512 e67e86636289dc1195a559b385c0c188014d236f6251f4aeb121a54e19ddccbfcca0b2e4d2f9a22723597d558592c70c215d46c9f4dec34508a0adfc1c3ea797
SSDEEP 6144:p1kTRs7EBkLFRlBDk1OQq3o+4Mr1Ro39CIDcq0AwUgVS:p1kVs1lBQO54+4Mr+DcqXgVS
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 332KB
SHA256 dd24e7bbc138abbf232b8c623e630e4ad27b2a853ac824765e7f575d9cefa1da
MD5 17c0c774d6d96485682baa92e0387f3a
SHA1 2b6c256a45069ebc0e406e85bfa93279b2e08749
SHA512 e67e86636289dc1195a559b385c0c188014d236f6251f4aeb121a54e19ddccbfcca0b2e4d2f9a22723597d558592c70c215d46c9f4dec34508a0adfc1c3ea797
SSDEEP 6144:p1kTRs7EBkLFRlBDk1OQq3o+4Mr1Ro39CIDcq0AwUgVS:p1kVs1lBQO54+4Mr+DcqXgVS
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
MD5 aebf8cd9ea982decded5ee6f3777c6d7
SHA1 406e723158cd5697503d1d04839d3bc7a5051603
SHA512 f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
SSDEEP 3072:ox7pOYzBekuOmWDWCMq6As523HeS9FAiZ87vO2rlL3Rn+9:ox7ZNhH/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
MD5 aebf8cd9ea982decded5ee6f3777c6d7
SHA1 406e723158cd5697503d1d04839d3bc7a5051603
SHA512 f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
SSDEEP 3072:ox7pOYzBekuOmWDWCMq6As523HeS9FAiZ87vO2rlL3Rn+9:ox7ZNhH/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/632-149-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/632-148-0x000000000064B000-0x000000000066A000-memory.dmp

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memory/632-147-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/632-146-0x000000000064B000-0x000000000066A000-memory.dmp

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memory/1984-144-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/1984-143-0x0000000000878000-0x0000000000897000-memory.dmp

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memory/1984-138-0x0000000000878000-0x0000000000897000-memory.dmp

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memory/1984-139-0x00000000007D0000-0x000000000080E000-memory.dmp

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memory/1984-140-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/3416-142-0x0000000000729000-0x0000000000748000-memory.dmp

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memory/3416-137-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/3416-132-0x0000000000729000-0x0000000000748000-memory.dmp

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memory/3416-133-0x00000000006D0000-0x000000000070E000-memory.dmp

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memory/4500-154-0x00000000004FC000-0x000000000051B000-memory.dmp

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memory/4500-155-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/4500-156-0x00000000004FC000-0x000000000051B000-memory.dmp

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memory/4500-157-0x0000000000400000-0x0000000000471000-memory.dmp

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