bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7

Analysis

max time kernel
144s
max time network
147s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
25/04/2023, 05:06

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General

Target

bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe
Size

701KB
MD5

077c31e1627af858997273055bc36e79
SHA1

81aa9bfde069631c2d4a1f1a283ed7ef578748b5
SHA256

bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7
SHA512

b66c4abbbc550263d90a5f261185920d1e193af2135e46c7b59aa94395ab1d4fa441ec7ac8cce19b1d7d50236d23afd65c52e950b53d0dab14d4d0d1dfdf6a62
SSDEEP

12288:my90spL3I8EMH49lkrrQh+GaPXFzoAEG2bo9wiyih8XIF4Cdz:myF13JYj3a1zoBGzw7mzFV

Score

10^/10

discovery evasion persistence spyware stealer trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	30140775.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	30140775.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	30140775.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	30140775.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	30140775.exe

Executes dropped EXE 4 IoCs

pid	Process
3620	un875056.exe
3564	30140775.exe
2964	rk201255.exe
4972	si442773.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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	30140775.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	30140775.exe

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

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un875056.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	un875056.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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3564	30140775.exe
3564	30140775.exe
2964	rk201255.exe
2964	rk201255.exe
4972	si442773.exe
4972	si442773.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3564	30140775.exe
Token: SeDebugPrivilege	2964	rk201255.exe
Token: SeDebugPrivilege	4972	si442773.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 3620	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	66
PID 3452 wrote to memory of 3620	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	66
PID 3452 wrote to memory of 3620	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	66
PID 3620 wrote to memory of 3564	3620	un875056.exe	67
PID 3620 wrote to memory of 3564	3620	un875056.exe	67
PID 3620 wrote to memory of 3564	3620	un875056.exe	67
PID 3620 wrote to memory of 2964	3620	un875056.exe	68
PID 3620 wrote to memory of 2964	3620	un875056.exe	68
PID 3620 wrote to memory of 2964	3620	un875056.exe	68
PID 3452 wrote to memory of 4972	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	70
PID 3452 wrote to memory of 4972	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	70
PID 3452 wrote to memory of 4972	3452	bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe	70

C:\Users\Admin\AppData\Local\Temp\bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe
"C:\Users\Admin\AppData\Local\Temp\bcb6dbfc1af4e7a52ab37e479b49d34a9471fd977b898bbc8eeab63f53931af7.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875056.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875056.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30140775.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30140775.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3564
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk201255.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk201255.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2964
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si442773.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si442773.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

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\IXP000.TMP\si442773.exe

Filesize
136KB

MD5
b9f17cc95395f13838ba119abc3f742f

SHA1
ecdbc7ef78234c1c7009fdbc6f744c511067767d

SHA256
2e10845ea49bdd31991f80c88db940340e9f65c22eb3d1dc719e452fbcc17a15

SHA512
bf05c4b13405337bf71e69e8b751af742b24d47de2a46be74a5bb86d37e6eee099ef11d871e3514b1ee9c9458c1ac8127b6858eaae04dfced284d1ec87e34bca

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si442773.exe

Filesize
136KB

MD5
b9f17cc95395f13838ba119abc3f742f

SHA1
ecdbc7ef78234c1c7009fdbc6f744c511067767d

SHA256
2e10845ea49bdd31991f80c88db940340e9f65c22eb3d1dc719e452fbcc17a15

SHA512
bf05c4b13405337bf71e69e8b751af742b24d47de2a46be74a5bb86d37e6eee099ef11d871e3514b1ee9c9458c1ac8127b6858eaae04dfced284d1ec87e34bca

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875056.exe

Filesize
547KB

MD5
adb2930ec343813535e643120b5827de

SHA1
eae1a10548854c3352b2ea60838d31a0ce4230ac

SHA256
7ca317fcd888dcff74d244c57897119cfae2cc602541da0c7c6cc2c0e474baea

SHA512
f8a31149e6ea52b806e3be2c782bf32311eb4a4c7f29539c29dae475b078b7893912437645da72a8459a62b3ec789ba4e9bb79a4c0e32f3c781cd8619122bec3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875056.exe

Filesize
547KB

MD5
adb2930ec343813535e643120b5827de

SHA1
eae1a10548854c3352b2ea60838d31a0ce4230ac

SHA256
7ca317fcd888dcff74d244c57897119cfae2cc602541da0c7c6cc2c0e474baea

SHA512
f8a31149e6ea52b806e3be2c782bf32311eb4a4c7f29539c29dae475b078b7893912437645da72a8459a62b3ec789ba4e9bb79a4c0e32f3c781cd8619122bec3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30140775.exe

Filesize
269KB

MD5
d0608369a0d88fe82238c1298286a0d2

SHA1
313e8ffa3716127a399bd8791c9aba5f545de561

SHA256
79f4ee66d3b50f74efdb008a86de3d10087951bad974e40060965c4d187e7510

SHA512
f4ce76dba6cb4cbe24e176864ebd307d69319ac72e21aa7664f5af29cda9b4f894e81af0574d907da244e96fc7ca0dc95d3ff516c0fb205a75859d02015cedb6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30140775.exe

Filesize
269KB

MD5
d0608369a0d88fe82238c1298286a0d2

SHA1
313e8ffa3716127a399bd8791c9aba5f545de561

SHA256
79f4ee66d3b50f74efdb008a86de3d10087951bad974e40060965c4d187e7510

SHA512
f4ce76dba6cb4cbe24e176864ebd307d69319ac72e21aa7664f5af29cda9b4f894e81af0574d907da244e96fc7ca0dc95d3ff516c0fb205a75859d02015cedb6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk201255.exe

Filesize
353KB

MD5
09a87faa8f3b84d8165eee4fc93f42fc

SHA1
253c198a717cf087d5c3ff90f1d21e5d9fd14c8a

SHA256
e8bb480ef76b9c0197446fe62e0b267a68cab6ced5abb2582e902ed6d4e93ec9

SHA512
1527e70e24a8244dd1ceb705ffb301045da4c78149efdca2cd8addd892b27ac19c605d376c10f947392533c04b651847d16fd5791fbefd4841f11c1d6ec48da0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk201255.exe

Filesize
353KB

MD5
09a87faa8f3b84d8165eee4fc93f42fc

SHA1
253c198a717cf087d5c3ff90f1d21e5d9fd14c8a

SHA256
e8bb480ef76b9c0197446fe62e0b267a68cab6ced5abb2582e902ed6d4e93ec9

SHA512
1527e70e24a8244dd1ceb705ffb301045da4c78149efdca2cd8addd892b27ac19c605d376c10f947392533c04b651847d16fd5791fbefd4841f11c1d6ec48da0

Download Submit
memory/2964-217-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/2964-215-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/2964-992-0x00000000047C0000-0x0000000004810000-memory.dmp

Filesize
320KB

Download
memory/2964-991-0x000000000B220000-0x000000000B74C000-memory.dmp

Filesize
5.2MB

Download
memory/2964-990-0x000000000B050000-0x000000000B212000-memory.dmp

Filesize
1.8MB

Download
memory/2964-988-0x000000000AE80000-0x000000000AE9E000-memory.dmp

Filesize
120KB

Download
memory/2964-987-0x000000000ADE0000-0x000000000AE56000-memory.dmp

Filesize
472KB

Download
memory/2964-986-0x000000000AD40000-0x000000000ADD2000-memory.dmp

Filesize
584KB

Download
memory/2964-985-0x000000000A660000-0x000000000A6C6000-memory.dmp

Filesize
408KB

Download
memory/2964-984-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/2964-983-0x000000000A4D0000-0x000000000A51B000-memory.dmp

Filesize
300KB

Download
memory/2964-982-0x000000000A350000-0x000000000A38E000-memory.dmp

Filesize
248KB

Download
memory/2964-981-0x000000000A230000-0x000000000A33A000-memory.dmp

Filesize
1.0MB

Download
memory/2964-980-0x000000000A200000-0x000000000A212000-memory.dmp

Filesize
72KB

Download
memory/2964-979-0x0000000009B90000-0x000000000A196000-memory.dmp

Filesize
6.0MB

Download
memory/2964-220-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-192-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-194-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-218-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-202-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-212-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/2964-214-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-211-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-210-0x0000000002BC0000-0x0000000002C06000-memory.dmp

Filesize
280KB

Download
memory/2964-208-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-181-0x00000000049A0000-0x00000000049DC000-memory.dmp

Filesize
240KB

Download
memory/2964-182-0x0000000004A40000-0x0000000004A7A000-memory.dmp

Filesize
232KB

Download
memory/2964-183-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-184-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-186-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-188-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-190-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-206-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-198-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-204-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-200-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/2964-196-0x0000000004A40000-0x0000000004A75000-memory.dmp

Filesize
212KB

Download
memory/3564-168-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-170-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-140-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-139-0x00000000001D0000-0x00000000001FD000-memory.dmp

Filesize
180KB

Download
memory/3564-141-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-176-0x0000000000400000-0x0000000002B9E000-memory.dmp

Filesize
39.6MB

Download
memory/3564-175-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-173-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-172-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-138-0x0000000004A80000-0x0000000004A98000-memory.dmp

Filesize
96KB

Download
memory/3564-171-0x0000000000400000-0x0000000002B9E000-memory.dmp

Filesize
39.6MB

Download
memory/3564-166-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-164-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-162-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-160-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-158-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-156-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-154-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-152-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-150-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-148-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-146-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-144-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-143-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/3564-142-0x0000000007280000-0x0000000007290000-memory.dmp

Filesize
64KB

Download
memory/3564-137-0x0000000007290000-0x000000000778E000-memory.dmp

Filesize
5.0MB

Download
memory/3564-136-0x0000000004A20000-0x0000000004A3A000-memory.dmp

Filesize
104KB

Download
memory/4972-998-0x0000000000030000-0x0000000000058000-memory.dmp

Filesize
160KB

Download
memory/4972-999-0x0000000006DE0000-0x0000000006E2B000-memory.dmp

Filesize
300KB

Download
memory/4972-1000-0x0000000006D90000-0x0000000006DA0000-memory.dmp

Filesize
64KB

Download