1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9

General

Target
1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Size 448KB
Sample260428-xd5xpadt7x
SHA256 1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9
MD5 5bedb0dec2c80abe695c0d4feaa460ba
SHA1 b4cdc79fb92a56d1c5d5049b1b4ce91a4d3aa669
SHA512 f975db8dcffcffcbfb1561a027063a25031272c53384e6c5dac1986f7b58c18006dbd99e17b70053741b46f8d927c371071ee8d6fc7aa3f687519a9eab0751e4
SSDEEP 6144:pcTgav1cdCTuoPbgwmOLJvKRILSFvdFbcEOkCybEaQRXr9HNdvOaty8KRpPUM:pSvO2x9mONvKRILSF/Okx2LIatyD
TLSH
T141A45C26B7909076C4B78674C8A247AAFBB1BC2127118B8FA39077191F73792BD3570D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4800	c920940a

Unexpected DNS network traffic destination 4 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	3	114.114.114.114	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Destination IP	4	223.5.5.5	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Destination IP	39	114.114.114.114	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Destination IP	40	223.5.5.5	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe

Drops file in System32 directory 15 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8	c920940a
File created	C:\Windows\SysWOW64\c920940a	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C	c920940a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8	c920940a

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\4bbd90	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
File opened for modification	C:\Windows\522d80	c920940a

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c920940a

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	c920940a
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	c920940a
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	c920940a
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	c920940a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	c920940a
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	c920940a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	c920940a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	c920940a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	c920940a

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4800	c920940a
4800	c920940a
4800	c920940a
4800	c920940a
4800	c920940a
4800	c920940a
4800	c920940a
4800	c920940a
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Token: SeTcbPrivilege	4424	1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
Token: SeDebugPrivilege	4800	c920940a
Token: SeTcbPrivilege	4800	c920940a

C:\Users\Admin\AppData\Local\Temp\1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe
"C:\Users\Admin\AppData\Local\Temp\1d52b1f68620433b8658f69a9d7efc05a97959d0de5f039ffed4b5f410f9eba9.exe"
1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4424

C:\Windows\Syswow64\c920940a
C:\Windows\Syswow64\c920940a
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4800

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

c920940a

Path C:\Windows\SysWOW64\c920940a
Size 448KB
SHA256 06e83acfade92f04cc7ffe0fd1627cdf15cecb3454ab267239bc8ce2920578b2
MD5 c0557c12d2369a49fb6f9ad752fc8c77
SHA1 978994fb3c1acafe4b49c97d2fe564177a669f33
SHA512 aa7c5d64ddf56c205e78d152ab1e0193806aa2a96c853bbf0ccf19c82f95f414a3db575cce07f966861dc841b23ff2f4ace72e2eff0a1c3e3241b58cd4f2f11b
SSDEEP 6144:OcTgav1cdCTuoPbgwmOLJvKRILSFvdFbcEOkCybEaQRXr9HNdvOaty8KRpPUM:OSvO2x9mONvKRILSF/Okx2LIatyD
TLSH
T1F5A45C26B7909076C4B78674C8A247AAFBB1BC2127118B8FA39077191F73792BD3570D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4424-0-0x00000000001F0000-0x0000000000253000-memory.dmp

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memory/4424-29-0x0000000003020000-0x000000000311A000-memory.dmp

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memory/4424-38-0x0000000003020000-0x000000000311A000-memory.dmp

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memory/4800-4-0x0000000000120000-0x0000000000183000-memory.dmp

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memory/4800-13-0x0000000001D10000-0x0000000001E0A000-memory.dmp

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memory/4800-17-0x0000000001D10000-0x0000000001E0A000-memory.dmp

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memory/4800-34-0x0000000001D10000-0x0000000001E0A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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