ramnit | 26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e

General

Target

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe
Size

195KB
MD5

e186bf9163d81e47298ad97e2e1a6665
SHA1

9b34e5aeec8ebcb9e2d04e40dc4023c5cf326290
SHA256

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e
SHA512

f2d6c8966db82caf2d9b27b11935d0f46a7e847ddd11721a69dc39e4583e3776bf9b451c15e7d4fd48aa10c407d7658be794892f956cb9c0b04ed25e2df0cc6e

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\dup2patcher.dll	acprotect

Executes dropped EXE 2 IoCs

Processes:

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exeDesktopLayer.exe

pid process

3196 26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
1424 DesktopLayer.exe

pid	process
3196	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
1424	DesktopLayer.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\dup2patcher.dll	upx
C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/3196-136-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1424-138-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4060-140-0x0000000074C60000-0x0000000074D14000-memory.dmp	upx
behavioral2/memory/4060-143-0x0000000074C60000-0x0000000074D14000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe

pid	process
4060	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe
4060	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe

Drops file in Program Files directory 3 IoCs

Processes:

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxA9B2.tmp	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1593233404"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "362148223"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1593233404"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1626372579"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30966142"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30966142"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8A772AF0-ED71-11EC-AD90-7E7E0F8D8E49} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30966142"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe
1424	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4724 iexplore.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AUDIODG.EXE

description pid process

Token: 33 3968 AUDIODG.EXE
Token: SeIncBasePriorityPrivilege 3968 AUDIODG.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4724 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4724 iexplore.exe
4724 iexplore.exe
4960 IEXPLORE.EXE
4960 IEXPLORE.EXE
4960 IEXPLORE.EXE
4960 IEXPLORE.EXE

pid	process
4724	iexplore.exe

description	pid	process
Token: 33	3968	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3968	AUDIODG.EXE

pid	process
4724	iexplore.exe

pid	process
4724	iexplore.exe
4724	iexplore.exe
4960	IEXPLORE.EXE
4960	IEXPLORE.EXE
4960	IEXPLORE.EXE
4960	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 4060 wrote to memory of 3196	4060	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
PID 4060 wrote to memory of 3196	4060	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
PID 4060 wrote to memory of 3196	4060	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
PID 3196 wrote to memory of 1424	3196	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe	DesktopLayer.exe
PID 3196 wrote to memory of 1424	3196	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe	DesktopLayer.exe
PID 3196 wrote to memory of 1424	3196	26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe	DesktopLayer.exe
PID 1424 wrote to memory of 4724	1424	DesktopLayer.exe	iexplore.exe
PID 1424 wrote to memory of 4724	1424	DesktopLayer.exe	iexplore.exe
PID 4724 wrote to memory of 4960	4724	iexplore.exe	IEXPLORE.EXE
PID 4724 wrote to memory of 4960	4724	iexplore.exe	IEXPLORE.EXE
PID 4724 wrote to memory of 4960	4724	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe
"C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4060

C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3196

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1424

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4724

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4724 CREDAT:17410 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4960

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x2fc 0x4c8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
c9ae1e7801084e92dcd15b6a3ad77f77

SHA1
351bdb3cb79616c81d6689d1b895491d97d41b39

SHA256
e091628de1416f8831014709b6d6cd0c3b56a424f2642bd42e54e2106adef30b

SHA512
01eb9ac8c6120e2bb3a8e02739cf5568b29b9f562b67c9e93ed45f14c6fdb0c3ea3fc1a1842cbf63a672d4c6e886a7fcf05650554effdbb30e861aa5612c0da7

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
03f3ee52efec09dc98902590659815f1

SHA1
06d97bc1877b5d239b1993f7d47e7a98920d11d0

SHA256
35dae523becad451d0d78448e820e047cc71874fdb8fb293ab82ec97e9780144

SHA512
38a9b1bbf1884839a49b2a7b15008ce1c524842794bff261c6ac7d828ddcf1450fd0f3c2ce5e23fea5e13fc83e1c864d6f2d88f8f683f07fe0d3b17513d38354

Download Submit
C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\26041a4874359c3774899bca8616d17a772b978456f867824b29f3db27deed6eSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\bassmod.dll
Filesize
33KB

MD5
69913b49677439d15dd8b795acc7f95c

SHA1
3a083fa3aa7dd8c2b2229d02b40e4b4cb749a708

SHA256
55940d7f71c456e49cbdb5363dffda0a704e702577f0e5d498541768a7b1a17e

SHA512
e7eb11cd77fdc8d8a9c5c3714ddaa3d88b5c34ab1849d5968757a48c3f10370d3c1ec354a5997c088d53da56302b3f7c12f06376bedf8cec2feccb282733953f

Download Submit
C:\Users\Admin\AppData\Local\Temp\dup2patcher.dll
Filesize
119KB

MD5
1e5e37d8444fef91a5c5eeca0b0c130c

SHA1
ac6d5d45d8b8430315fe7eb4d3450e76e03db948

SHA256
3f2871b406805d8454add38b27a04ae9f935713f4fd6b190cca3a63e8ad0456f

SHA512
c2bdea25d216a92aeabc6be8b086769307dadec3e53306a57becfa53b0421373c24e3767dfce34c0d2f3804ac8873bb19430c8aa07b3ddc0f750da0aedfdebaa

Download Submit
memory/1424-138-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1424-134-0x0000000000000000-mapping.dmp

Download
memory/3196-130-0x0000000000000000-mapping.dmp

Download
memory/3196-136-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4060-139-0x00000000004F0000-0x0000000000526000-memory.dmp

Filesize
216KB

Download
memory/4060-140-0x0000000074C60000-0x0000000074D14000-memory.dmp

Filesize
720KB

Download
memory/4060-142-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4060-143-0x0000000074C60000-0x0000000074D14000-memory.dmp

Filesize
720KB

Download
memory/4060-144-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads