danabot | 1ebddf22053d7670fc06fae9e4e2ff41cd48054f563ccab3c7561c6d1f989e91

Resubmissions

26-08-2021 15:28

210826-blwj5wwjsn 10

26-08-2021 09:06

210826-ae6ksmbjc2 10

Analysis

max time kernel
142s
max time network
192s
platform
windows7_x64
resource
win7v20210408
submitted
26-08-2021 09:06

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General

Target

tepserv.exe
Size

1.1MB
MD5

0884288b2df269ff9b34fddff3eb3208
SHA1

1480a8543b3c1fd4d26dc30fb60b8f9e1306aa0b
SHA256

1ebddf22053d7670fc06fae9e4e2ff41cd48054f563ccab3c7561c6d1f989e91
SHA512

f5ab8884eac60f2a4026b512491bde6cd8cd7df79f7d00c7f9dd8cbd1871ed5d981f7785481fa12446c217e4bed1ea7cc931a9d47dad5bd3ffa9c54db9c1320e

Score

10^/10

danabot 4 banker discovery trojan

Malware Config

Extracted

Family

danabot

Version

2029

Botnet

23.229.29.48:443

5.9.224.204:443

192.210.222.81:443

Attributes

embedded_hash
0E1A7A1479C37094441FA911262B322A

rsa_privkey.plain

rsa_pubkey.plain

Signatures

Danabot
Danabot is a modular banking Trojan that has been linked with other malware.
trojan banker danabot

Danabot Loader Component 11 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
behavioral1/memory/828-69-0x0000000001E20000-0x0000000001F82000-memory.dmp	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL	DanabotLoader2021
behavioral1/memory/1616-77-0x0000000001E10000-0x0000000001F72000-memory.dmp	DanabotLoader2021

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 828 rundll32.exe
Loads dropped DLL 8 IoCs

Processes:

rundll32.exeRUNDLL32.EXE

pid process

828 rundll32.exe
828 rundll32.exe
828 rundll32.exe
828 rundll32.exe
1616 RUNDLL32.EXE
1616 RUNDLL32.EXE
1616 RUNDLL32.EXE
1616 RUNDLL32.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
Drops file in Program Files directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\PROGRA~3\Gskyj.tmp rundll32.exe

flow	pid	process
2	828	rundll32.exe

pid	process
828	rundll32.exe
828	rundll32.exe
828	rundll32.exe
828	rundll32.exe
1616	RUNDLL32.EXE
1616	RUNDLL32.EXE
1616	RUNDLL32.EXE
1616	RUNDLL32.EXE

description	ioc	process
File created	C:\PROGRA~3\Gskyj.tmp	rundll32.exe

Checks processor information in registry 2 TTPs 21 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

RUNDLL32.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform ID	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status	RUNDLL32.EXE
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RUNDLL32.EXE
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	RUNDLL32.EXE
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	RUNDLL32.EXE
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	RUNDLL32.EXE
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Signature	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data	RUNDLL32.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	RUNDLL32.EXE
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RUNDLL32.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

tepserv.exerundll32.exe

description	pid	process	target process
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 2000 wrote to memory of 828	2000	tepserv.exe	rundll32.exe
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE
PID 828 wrote to memory of 1616	828	rundll32.exe	RUNDLL32.EXE

C:\Users\Admin\AppData\Local\Temp\tepserv.exe
"C:\Users\Admin\AppData\Local\Temp\tepserv.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL,s C:\Users\Admin\AppData\Local\Temp\tepserv.exe
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\RUNDLL32.EXE
C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL,EwcMQQ==
3⤵
- Loads dropped DLL
- Checks processor information in registry
PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\PROGRA~3\Gskyj.tmp
MD5
2c10e49aac8c65795942d220a22117e5

SHA1
642ba504cc8ed959cfd9a8929783d1acf4dd768b

SHA256
b71d30a075734d2f1130ca2c47f57d03a308e2c7e430ec29452a786df130a98b

SHA512
d6e287ae2301e4fa0647462c332c6b3423e437a4a49117c7905e571949c062ab3ef3083d068aec914a8ad36db83782434d66937ce2b3e4042deaf7956c174af3

Download Submit
C:\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL
MD5
5df9d02ca48ab22ccc4fd792f7d126f2

SHA1
b238eaedafeb334c69af84cc4b768c72e9323089

SHA256
62c0afa119f36b56707dcdf500e6783fcb6da5bd0e3ac4e1d365e2ad832953e4

SHA512
9bd1764612ccb0d3bfd2bd55cfc1afc2bc9efc7aa613a641f5acd3fa5594b3749c1f12c273b3ed6646eeb98a6ab528cb58a8cdbe5876c8fbc4713a0955ddb919

Download Submit
memory/828-70-0x0000000002420000-0x0000000002421000-memory.dmp

Filesize
4KB

Download
memory/828-69-0x0000000001E20000-0x0000000001F82000-memory.dmp

Filesize
1.4MB

Download
memory/828-62-0x0000000000000000-mapping.dmp

Download
memory/828-79-0x00000000024A0000-0x0000000003738000-memory.dmp

Filesize
18.6MB

Download
memory/1616-71-0x0000000000000000-mapping.dmp

Download
memory/1616-77-0x0000000001E10000-0x0000000001F72000-memory.dmp

Filesize
1.4MB

Download
memory/1616-80-0x0000000002290000-0x0000000002291000-memory.dmp

Filesize
4KB

Download
memory/1616-81-0x0000000002690000-0x0000000003928000-memory.dmp

Filesize
18.6MB

Download
memory/2000-60-0x00000000046A0000-0x00000000047A6000-memory.dmp

Filesize
1.0MB

Download
memory/2000-59-0x0000000075D11000-0x0000000075D13000-memory.dmp

Filesize
8KB

Download
memory/2000-61-0x0000000000400000-0x0000000002DA2000-memory.dmp

Filesize
41.6MB

Download