bandook | fa810720c2221e423174525d355252264f79ef9492f9050ed9504d0e33a24b1e

General

Target

RECIBO DE PAGO #4858.exe
Size

2.9MB
MD5

e751c63b9d44912e8d728c4b42ff781f
SHA1

5d8617c3fcf7bc47f9e2d766b6d5e745a66e6535
SHA256

fa810720c2221e423174525d355252264f79ef9492f9050ed9504d0e33a24b1e
SHA512

607862f082f977dffb3ed51e0b7668c560a7b1d6afb7ad6fa73cfb227e6886f4be25f3479bee2983f7f17c49cfcb594dfea9859f32eff665d00474e2e3efa834
SSDEEP

49152:fm1oRufNhy88P/iIXW2VJXmvj1G/LWlisw3hs:fmcufi8b

Score

10^/10

bandook persistence rat trojan upx

Malware Config

Extracted

Family

bandook

C2

deapproved.ru

Signatures

Bandook RAT
Bandook is a remote access tool written in C++ and shipped with a loader written in Delphi.
rat trojan bandook

Bandook payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3384-160-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-161-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-162-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-163-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-165-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-167-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/3384-171-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral1/memory/508-209-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3384-156-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-157-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-160-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-161-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-162-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-163-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-165-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-167-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/3384-171-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral1/memory/508-209-0x0000000013140000-0x0000000014009000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msinfo32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\SG = "C:\\Users\\Admin\\AppData\\Roaming\\SG\\SG.exe"	msinfo32.exe

Modifies Internet Explorer settings 1 TTPs 22 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 903633f62f6ed901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008a702c863227b745aefca3d2bb9571e8000000000200000000001066000000010000200000006e9fa4641d01569be8aed50a8ff11d3acdf6d71e9fffd5c0cacb653feafb3188000000000e8000000002000020000000670a0f5f8f3b5bb31f869b6c2f51ca2de7232f509ed2ae43db102c32a15a7fd620000000669b5040516ab425d45ea5998f586b005992a4bea1365e26f7b474846397387340000000076879b0af9783d9b1a5c890e4e061bbbcb9770acbd65fc7e9d73795291b5bccc4f059a34331944df78c82522a7a0f0b38ab01786e4b1291f361f59cda134686	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50044bf62f6ed901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008a702c863227b745aefca3d2bb9571e800000000020000000000106600000001000020000000a7be62a6888a26762ef4060e7cab2d26c29ea7839442d8018a1e6cd8b468511e000000000e8000000002000020000000cb43fdd3904b491137cf67c3bec2f169363cb4568d38cbdb0a0b90f8824cb52320000000c2fa793041b4cf2a1a919407c726e9243d97fd7f278a434c84a6b05723609a5940000000f378ea707dcfb9b59db820fa67e496f2b5832d587e30490b2ac310bddd44091e5f7a8a569f8cd70432ccaae4b8a3bfbcc7967c79734806872c6ef85807a0a83f	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1C40139E-DA23-11ED-8E3B-FEFF0DC94917} = "0"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msinfo32.exe

pid process

3384 msinfo32.exe
3384 msinfo32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1248 iexplore.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1248 iexplore.exe
1248 iexplore.exe
4240 IEXPLORE.EXE
4240 IEXPLORE.EXE
4240 IEXPLORE.EXE

pid	process
3384	msinfo32.exe
3384	msinfo32.exe

pid	process
1248	iexplore.exe

pid	process
1248	iexplore.exe
1248	iexplore.exe
4240	IEXPLORE.EXE
4240	IEXPLORE.EXE
4240	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

iexplore.exeRECIBO DE PAGO #4858.exeRECIBO DE PAGO #4858.exe

description	pid	process	target process
PID 1248 wrote to memory of 4240	1248	iexplore.exe	IEXPLORE.EXE
PID 1248 wrote to memory of 4240	1248	iexplore.exe	IEXPLORE.EXE
PID 1248 wrote to memory of 4240	1248	iexplore.exe	IEXPLORE.EXE
PID 4604 wrote to memory of 3384	4604	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4604 wrote to memory of 3384	4604	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4604 wrote to memory of 3384	4604	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4604 wrote to memory of 4308	4604	RECIBO DE PAGO #4858.exe	RECIBO DE PAGO #4858.exe
PID 4604 wrote to memory of 4308	4604	RECIBO DE PAGO #4858.exe	RECIBO DE PAGO #4858.exe
PID 4604 wrote to memory of 4308	4604	RECIBO DE PAGO #4858.exe	RECIBO DE PAGO #4858.exe
PID 4604 wrote to memory of 3384	4604	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4604 wrote to memory of 3384	4604	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4308 wrote to memory of 508	4308	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4308 wrote to memory of 508	4308	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4308 wrote to memory of 508	4308	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4308 wrote to memory of 508	4308	RECIBO DE PAGO #4858.exe	msinfo32.exe
PID 4308 wrote to memory of 508	4308	RECIBO DE PAGO #4858.exe	msinfo32.exe

C:\Users\Admin\AppData\Local\Temp\RECIBO DE PAGO #4858.exe
"C:\Users\Admin\AppData\Local\Temp\RECIBO DE PAGO #4858.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4604

C:\windows\syswow64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3384

C:\Users\Admin\AppData\Local\Temp\RECIBO DE PAGO #4858.exe
"C:\Users\Admin\AppData\Local\Temp\RECIBO DE PAGO #4858.exe" dkddkdkkdkdd ddd
2⤵
- Suspicious use of WriteProcessMemory
PID:4308

C:\windows\syswow64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
3⤵
- Adds Run key to start application
PID:508

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -nohome
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1248

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1248 CREDAT:82945 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4240

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/508-209-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-160-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-171-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-167-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-165-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-163-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-162-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-161-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-156-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3384-157-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4308-170-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/4308-172-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4308-155-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/4308-204-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4308-202-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4308-200-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4308-176-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4308-168-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-152-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-122-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-119-0x0000000000870000-0x0000000000871000-memory.dmp

Filesize
4KB

Download
memory/4604-123-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-183-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-158-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-153-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-154-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download
memory/4604-120-0x0000000000400000-0x00000000006FB000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads